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Monday, Dec 08, 2025 10:59:37

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Small Craft Advisory 0108
Issued by the Grand Rapids Forecast Office

Action Issued Starts Expiration
New 2025-12-08 02:38:11 2025-12-08 15:00:00 2025-12-10 00:00:00
New 2025-12-08 02:38:11 2025-12-08 18:00:00 2025-12-10 00:00:00
Continued 2025-12-08 09:22:13 2025-12-08 15:00:00 2025-12-10 00:00:00
Continued 2025-12-08 09:22:13 2025-12-08 18:00:00 2025-12-10 00:00:00


Action: New
Issued At: 2025-12-08 02:38:11

046 
WHUS73 KGRR 080837
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
337 AM EST Mon Dec 8 2025

LMZ849-081645-
/O.NEW.KGRR.GL.W.0030.251209T0400Z-251209T1200Z/
Pentwater to Manistee MI-
337 AM EST Mon Dec 8 2025

...GALE WARNING IN EFFECT FROM 11 PM THIS EVENING TO 7 AM EST
TUESDAY...

* WHAT...Southwest winds 25 to 35 knots and waves 8 to 12 feet 
  expected.

* WHERE...Pentwater to Manistee MI.

* WHEN...From 11 PM this evening to 7 AM EST Tuesday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LMZ847-848-081645-
/O.NEW.KGRR.SC.Y.0108.251208T2100Z-251210T0600Z/
Grand Haven to Whitehall MI-Whitehall to Pentwater MI-
337 AM EST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO
1 AM EST WEDNESDAY...

* WHAT...Southwest winds 20 to 30 knots and waves 7 to 11 feet 
  expected.

* WHERE...Grand Haven to Pentwater.

* WHEN...From 4 PM this afternoon to 1 AM EST Wednesday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ844>846-081645-
/O.NEW.KGRR.SC.Y.0108.251209T0000Z-251210T0600Z/
St Joseph to South Haven MI-South Haven to Holland MI-
Holland to Grand Haven MI-
337 AM EST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 1 AM
EST WEDNESDAY...

* WHAT...Southwest winds 20 to 30 knots and waves 6 to 11 feet 
  expected.

* WHERE...St Joseph to Grand Haven.

* WHEN...From 7 PM this evening to 1 AM EST Wednesday.

* 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: 2025-12-08 02:38:11

046 
WHUS73 KGRR 080837
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
337 AM EST Mon Dec 8 2025

LMZ849-081645-
/O.NEW.KGRR.GL.W.0030.251209T0400Z-251209T1200Z/
Pentwater to Manistee MI-
337 AM EST Mon Dec 8 2025

...GALE WARNING IN EFFECT FROM 11 PM THIS EVENING TO 7 AM EST
TUESDAY...

* WHAT...Southwest winds 25 to 35 knots and waves 8 to 12 feet 
  expected.

* WHERE...Pentwater to Manistee MI.

* WHEN...From 11 PM this evening to 7 AM EST Tuesday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LMZ847-848-081645-
/O.NEW.KGRR.SC.Y.0108.251208T2100Z-251210T0600Z/
Grand Haven to Whitehall MI-Whitehall to Pentwater MI-
337 AM EST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO
1 AM EST WEDNESDAY...

* WHAT...Southwest winds 20 to 30 knots and waves 7 to 11 feet 
  expected.

* WHERE...Grand Haven to Pentwater.

* WHEN...From 4 PM this afternoon to 1 AM EST Wednesday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ844>846-081645-
/O.NEW.KGRR.SC.Y.0108.251209T0000Z-251210T0600Z/
St Joseph to South Haven MI-South Haven to Holland MI-
Holland to Grand Haven MI-
337 AM EST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 1 AM
EST WEDNESDAY...

* WHAT...Southwest winds 20 to 30 knots and waves 6 to 11 feet 
  expected.

* WHERE...St Joseph to Grand Haven.

* WHEN...From 7 PM this evening to 1 AM EST Wednesday.

* 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: 2025-12-08 09:22:13

917 
WHUS73 KGRR 081521
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
1021 AM EST Mon Dec 8 2025

LMZ849-082330-
/O.CON.KGRR.GL.W.0030.251209T0400Z-251209T1200Z/
Pentwater to Manistee MI-
1021 AM EST Mon Dec 8 2025

...GALE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 7 AM
EST TUESDAY...

* WHAT...Southwest winds 25 to 35 knots and waves 7 to 10 feet 
  expected.

* WHERE...Pentwater to Manistee MI.

* WHEN...From 11 PM this evening to 7 AM EST Tuesday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LMZ847-848-082330-
/O.CON.KGRR.SC.Y.0108.251208T2100Z-251210T0600Z/
Grand Haven to Whitehall MI-Whitehall to Pentwater MI-
1021 AM EST Mon Dec 8 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 1 AM EST WEDNESDAY...

* WHAT...Southwest winds 20 to 30 knots and waves 6 to 11 feet 
  expected.

* WHERE...Grand Haven to Pentwater.

* WHEN...From 4 PM this afternoon to 1 AM EST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ844>846-082330-
/O.CON.KGRR.SC.Y.0108.251209T0000Z-251210T0600Z/
St Joseph to South Haven MI-South Haven to Holland MI-
Holland to Grand Haven MI-
1021 AM EST Mon Dec 8 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 1 AM EST WEDNESDAY...

* WHAT...Southwest winds 20 to 30 knots and waves 7 to 10 feet 
  expected.

* WHERE...St Joseph to Grand Haven.

* WHEN...From 7 PM this evening to 1 AM EST Wednesday.

* 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: 2025-12-08 09:22:13

917 
WHUS73 KGRR 081521
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
1021 AM EST Mon Dec 8 2025

LMZ849-082330-
/O.CON.KGRR.GL.W.0030.251209T0400Z-251209T1200Z/
Pentwater to Manistee MI-
1021 AM EST Mon Dec 8 2025

...GALE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 7 AM
EST TUESDAY...

* WHAT...Southwest winds 25 to 35 knots and waves 7 to 10 feet 
  expected.

* WHERE...Pentwater to Manistee MI.

* WHEN...From 11 PM this evening to 7 AM EST Tuesday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LMZ847-848-082330-
/O.CON.KGRR.SC.Y.0108.251208T2100Z-251210T0600Z/
Grand Haven to Whitehall MI-Whitehall to Pentwater MI-
1021 AM EST Mon Dec 8 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 1 AM EST WEDNESDAY...

* WHAT...Southwest winds 20 to 30 knots and waves 6 to 11 feet 
  expected.

* WHERE...Grand Haven to Pentwater.

* WHEN...From 4 PM this afternoon to 1 AM EST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ844>846-082330-
/O.CON.KGRR.SC.Y.0108.251209T0000Z-251210T0600Z/
St Joseph to South Haven MI-South Haven to Holland MI-
Holland to Grand Haven MI-
1021 AM EST Mon Dec 8 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 1 AM EST WEDNESDAY...

* WHAT...Southwest winds 20 to 30 knots and waves 7 to 10 feet 
  expected.

* WHERE...St Joseph to Grand Haven.

* WHEN...From 7 PM this evening to 1 AM EST Wednesday.

* 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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