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Sunday, May 24, 2026 10:46:24

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Small Craft Advisory 0043
Issued by the Gaylord Forecast Office

Action Issued Starts Expiration
New 2026-05-21 15:09:00 2026-05-22 13:00:00 2026-05-23 22:00:00
New 2026-05-21 15:09:00 2026-05-22 13:00:00 2026-05-24 04:00:00
Continued 2026-05-21 21:25:45 2026-05-22 13:00:00 2026-05-23 22:00:00
Continued 2026-05-21 21:25:45 2026-05-22 13:00:00 2026-05-24 04:00:00
Continued 2026-05-22 01:51:49 2026-05-22 13:00:00 2026-05-24 04:00:00
Continued 2026-05-22 01:51:49 2026-05-22 13:00:00 2026-05-23 22:00:00
Continued 2026-05-22 09:52:46 2026-05-22 13:00:00 2026-05-23 22:00:00
Continued 2026-05-22 09:52:46 2026-05-22 13:00:00 2026-05-24 04:00:00
Continued 2026-05-22 12:45:22 2026-05-22 13:00:00 2026-05-24 04:00:00
Continued 2026-05-22 12:45:22 2026-05-22 13:00:00 2026-05-23 22:00:00
Continued 2026-05-22 21:25:57 2026-05-23 22:00:00
Continued 2026-05-22 21:25:57 2026-05-24 04:00:00
Continued 2026-05-23 02:06:04 2026-05-24 04:00:00
Continued 2026-05-23 02:06:04 2026-05-23 22:00:00
Continued 2026-05-23 09:04:43 2026-05-24 04:00:00
Continued 2026-05-23 09:04:43 2026-05-23 22:00:00
Continued 2026-05-23 12:28:19 2026-05-23 22:00:00
Continued 2026-05-23 12:28:19 2026-05-24 04:00:00
Area Extended 2026-05-23 12:32:49 2026-05-23 22:00:00
Continued 2026-05-23 12:32:49 2026-05-23 22:00:00
Continued 2026-05-23 12:32:49 2026-05-24 04:00:00
Continued 2026-05-23 21:24:39 2026-05-24 04:00:00
Continued 2026-05-23 21:24:39 2026-05-23 22:00:00
Continued 2026-05-23 21:24:39 2026-05-23 22:00:00
Continued 2026-05-24 01:44:45 2026-05-24 04:00:00


Action: New
Issued At: 2026-05-21 15:09:00

140 
WHUS73 KAPX 212008
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
408 PM EDT Thu May 21 2026

LHZ345-LMZ341-342-220415-
/O.NEW.KAPX.SC.Y.0043.260522T1800Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
408 PM EDT Thu May 21 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM FRIDAY TO 11 PM EDT
SATURDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet expected.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...From 2 PM Friday to 11 PM EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-220415-
/O.NEW.KAPX.SC.Y.0043.260522T1800Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
408 PM EDT Thu May 21 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM FRIDAY TO 5 AM EDT
SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 10 feet expected.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...From 2 PM Friday to 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: New
Issued At: 2026-05-21 15:09:00

140 
WHUS73 KAPX 212008
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
408 PM EDT Thu May 21 2026

LHZ345-LMZ341-342-220415-
/O.NEW.KAPX.SC.Y.0043.260522T1800Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
408 PM EDT Thu May 21 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM FRIDAY TO 11 PM EDT
SATURDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet expected.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...From 2 PM Friday to 11 PM EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-220415-
/O.NEW.KAPX.SC.Y.0043.260522T1800Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
408 PM EDT Thu May 21 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM FRIDAY TO 5 AM EDT
SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 10 feet expected.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...From 2 PM Friday to 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-21 21:25:45

293 
WHUS73 KAPX 220225
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1025 PM EDT Thu May 21 2026

LHZ345-LMZ341-342-221030-
/O.CON.KAPX.SC.Y.0043.260522T1800Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
1025 PM EDT Thu May 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM FRIDAY TO
11 PM EDT SATURDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet expected.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...From 2 PM Friday to 11 PM EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-221030-
/O.CON.KAPX.SC.Y.0043.260522T1800Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
1025 PM EDT Thu May 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM FRIDAY TO
5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 10 feet expected.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...From 2 PM Friday to 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-21 21:25:45

293 
WHUS73 KAPX 220225
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1025 PM EDT Thu May 21 2026

LHZ345-LMZ341-342-221030-
/O.CON.KAPX.SC.Y.0043.260522T1800Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
1025 PM EDT Thu May 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM FRIDAY TO
11 PM EDT SATURDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet expected.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...From 2 PM Friday to 11 PM EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-221030-
/O.CON.KAPX.SC.Y.0043.260522T1800Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
1025 PM EDT Thu May 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM FRIDAY TO
5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 10 feet expected.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...From 2 PM Friday to 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-22 01:51:49

002 
WHUS73 KAPX 220651
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
251 AM EDT Fri May 22 2026

LHZ345-LMZ341-342-221500-
/O.CON.KAPX.SC.Y.0043.260522T1800Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
251 AM EDT Fri May 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 11 PM EDT SATURDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet expected.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...From 2 PM Friday to 11 PM EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-221500-
/O.CON.KAPX.SC.Y.0043.260522T1800Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
251 AM EDT Fri May 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 10 feet expected.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...From 2 PM Friday to 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-22 01:51:49

002 
WHUS73 KAPX 220651
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
251 AM EDT Fri May 22 2026

LHZ345-LMZ341-342-221500-
/O.CON.KAPX.SC.Y.0043.260522T1800Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
251 AM EDT Fri May 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 11 PM EDT SATURDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet expected.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...From 2 PM Friday to 11 PM EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-221500-
/O.CON.KAPX.SC.Y.0043.260522T1800Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
251 AM EDT Fri May 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 10 feet expected.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...From 2 PM Friday to 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-22 09:52:46

532 
WHUS73 KAPX 221452
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1052 AM EDT Fri May 22 2026

LHZ345-LMZ341-342-230130-
/O.CON.KAPX.SC.Y.0043.260522T1800Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
1052 AM EDT Fri May 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 11 PM EDT SATURDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet expected.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...From 2 PM this afternoon to 11 PM EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-230130-
/O.CON.KAPX.SC.Y.0043.260522T1800Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
1052 AM EDT Fri May 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 9 feet expected.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...From 2 PM this afternoon to 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-22 09:52:46

532 
WHUS73 KAPX 221452
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1052 AM EDT Fri May 22 2026

LHZ345-LMZ341-342-230130-
/O.CON.KAPX.SC.Y.0043.260522T1800Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
1052 AM EDT Fri May 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 11 PM EDT SATURDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet expected.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...From 2 PM this afternoon to 11 PM EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-230130-
/O.CON.KAPX.SC.Y.0043.260522T1800Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
1052 AM EDT Fri May 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 9 feet expected.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...From 2 PM this afternoon to 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-22 12:45:22

734 
WHUS73 KAPX 221744
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
144 PM EDT Fri May 22 2026

LHZ345-LMZ341-342-230600-
/O.CON.KAPX.SC.Y.0043.260522T1800Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
144 PM EDT Fri May 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT
SATURDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 8 feet expected.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 11 PM EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-230600-
/O.CON.KAPX.SC.Y.0043.260522T1800Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
144 PM EDT Fri May 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 9 feet expected.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-22 12:45:22

734 
WHUS73 KAPX 221744
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
144 PM EDT Fri May 22 2026

LHZ345-LMZ341-342-230600-
/O.CON.KAPX.SC.Y.0043.260522T1800Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
144 PM EDT Fri May 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT
SATURDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 8 feet expected.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 11 PM EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-230600-
/O.CON.KAPX.SC.Y.0043.260522T1800Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
144 PM EDT Fri May 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 9 feet expected.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-22 21:25:57

220 
WHUS73 KAPX 230225
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1025 PM EDT Fri May 22 2026

LHZ345-LMZ341-342-231030-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
1025 PM EDT Fri May 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT
SATURDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 8 feet expected.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 11 PM EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-231030-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
1025 PM EDT Fri May 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 9 feet expected.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-22 21:25:57

220 
WHUS73 KAPX 230225
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1025 PM EDT Fri May 22 2026

LHZ345-LMZ341-342-231030-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
1025 PM EDT Fri May 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT
SATURDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 8 feet expected.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 11 PM EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-231030-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
1025 PM EDT Fri May 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 9 feet expected.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-23 02:06:04

372 
WHUS73 KAPX 230705
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
305 AM EDT Sat May 23 2026

LHZ345-LMZ341-342-231515-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
305 AM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 8 feet expected.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 11 PM EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-231515-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
305 AM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 9 feet expected.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-23 02:06:04

372 
WHUS73 KAPX 230705
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
305 AM EDT Sat May 23 2026

LHZ345-LMZ341-342-231515-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
305 AM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 8 feet expected.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 11 PM EDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-231515-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
305 AM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 9 feet expected.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-23 09:04:43

473 
WHUS73 KAPX 231404
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1004 AM EDT Sat May 23 2026

LHZ345-LMZ341-342-240000-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
1004 AM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-240000-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
1004 AM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 9 feet.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-23 09:04:43

473 
WHUS73 KAPX 231404
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1004 AM EDT Sat May 23 2026

LHZ345-LMZ341-342-240000-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
1004 AM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-240000-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
1004 AM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 9 feet.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-23 12:28:19

614 
WHUS73 KAPX 231727
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
127 PM EDT Sat May 23 2026

LHZ345-LMZ341-342-240300-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
127 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-240445-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
127 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 8 feet.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-23 12:28:19

614 
WHUS73 KAPX 231727
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
127 PM EDT Sat May 23 2026

LHZ345-LMZ341-342-240300-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
127 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-240445-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
127 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 8 feet.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Area Extended
Issued At: 2026-05-23 12:32:49

849 
WHUS73 KAPX 231732
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
132 PM EDT Sat May 23 2026

LSZ321-322-240300-
/O.EXA.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
132 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING...

* WHAT...Highest gusts up to 30 kts from the southeast and 
  highest waves around 5 feet.

* WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point 
  Iroquois MI and St. Marys River Point Iroquois to E. 
  Potagannissing Bay.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ345-LMZ341-342-240300-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
132 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-240300-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
132 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 8 feet.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-23 12:32:49

849 
WHUS73 KAPX 231732
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
132 PM EDT Sat May 23 2026

LSZ321-322-240300-
/O.EXA.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
132 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING...

* WHAT...Highest gusts up to 30 kts from the southeast and 
  highest waves around 5 feet.

* WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point 
  Iroquois MI and St. Marys River Point Iroquois to E. 
  Potagannissing Bay.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ345-LMZ341-342-240300-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
132 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-240300-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
132 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 8 feet.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-23 12:32:49

849 
WHUS73 KAPX 231732
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
132 PM EDT Sat May 23 2026

LSZ321-322-240300-
/O.EXA.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
132 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING...

* WHAT...Highest gusts up to 30 kts from the southeast and 
  highest waves around 5 feet.

* WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point 
  Iroquois MI and St. Marys River Point Iroquois to E. 
  Potagannissing Bay.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ345-LMZ341-342-240300-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
132 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-240300-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
132 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 8 feet.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-23 21:24:39

477 
WHUS73 KAPX 240224
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1024 PM EDT Sat May 23 2026

LSZ321-322-240330-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
1024 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kts from the southeast and 
  highest waves around 5 feet.

* WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point 
  Iroquois MI and St. Marys River Point Iroquois to E. 
  Potagannissing Bay.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ345-LMZ341-342-240330-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
1024 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-240900-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
1024 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 8 feet.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-23 21:24:39

477 
WHUS73 KAPX 240224
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1024 PM EDT Sat May 23 2026

LSZ321-322-240330-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
1024 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kts from the southeast and 
  highest waves around 5 feet.

* WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point 
  Iroquois MI and St. Marys River Point Iroquois to E. 
  Potagannissing Bay.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ345-LMZ341-342-240330-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
1024 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-240900-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
1024 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 8 feet.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-23 21:24:39

477 
WHUS73 KAPX 240224
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
1024 PM EDT Sat May 23 2026

LSZ321-322-240330-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
1024 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kts from the southeast and 
  highest waves around 5 feet.

* WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point 
  Iroquois MI and St. Marys River Point Iroquois to E. 
  Potagannissing Bay.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ345-LMZ341-342-240330-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0300Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
1024 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 7 feet.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of 
  Mackinac Bridge including Mackinac Island. In Lake Michigan, 
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI 
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 11 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LHZ346>349-240900-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
1024 PM EDT Sat May 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 8 feet.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-24 01:44:45

357 
WHUS73 KAPX 240644
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
244 AM EDT Sun May 24 2026

LHZ346>349-240900-
/O.CON.KAPX.SC.Y.0043.000000T0000Z-260524T0900Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
244 AM EDT Sun May 24 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT EARLY
THIS MORNING...

* WHAT...Highest gusts up to 30 kts from the east and highest 
  waves around 8 feet.

* WHERE...St Ignace to False Detour Channel, 5NM East of 
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc 
  Island, Presque Isle Light to Sturgeon Pt MI Including Thunder 
  Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.

* WHEN...Until 5 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$



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