Thanatos Weather
Sunday, May 24, 2026 12:54:15

Products in the Last Seven Days
Type Phenomena Count
WarningSevere Thunderstorm993
AdvisoryAreal Flood331
AdvisorySmall Craft170
WarningTornado150
WarningFlash Flood142
WatchSevere Thunderstorm63
AdvisoryFrost56
AdvisoryWind44
WarningFreeze42
WarningFire Weather38
WatchAreal Flood34
WatchFire Weather30
WatchTornado25
AdvisoryDense Fog16
WatchFreeze14
WarningGale14
AdvisoryLake Wind13
WatchGale11
WarningDust Storm10
AdvisoryWinter Weather10
WatchHazardous Seas8
WarningHigh Wind7
AdvisoryHeat7
WatchWinter Storm6
WarningWinter Storm6
AdvisoryBlowing Dust5
AdvisoryDust Storm3
WatchHigh Wind2
WarningHazardous Seas2
AdvisoryFlood2
WarningBlowing Dust1
Most Active Forecast Offices
Forecast Office Products
Omaha / Valley, NE103
San Angelo, TX103
Topeka, KS99
Austin / San Antonio, TX64
Midland / Odessa, TX61
Kansas City / Pleasant Hill, MO54
Amarillo, TX51
Norman, OK50
Wichita, KS48
Detroit / Pontiac, MI47
Louisville, KY47
Baton Rouge, LA42
Lubbock, TX41
Wilmington, OH40
Marquette, MI40
Sioux Falls, SD39
Corpus Christi, TX38
Des Moines, IA38
Mount Holly / Philadelphia, NJ36
Shreveport, LA36
Product Count by Day
Date Warn Watch Advis.
2026-05-2411 2048
2026-05-23153 983
2026-05-22170 1270
2026-05-21117 9103
2026-05-20115 1281
2026-05-19186 1874
2026-05-18337 42126
2026-05-17281 3259
2026-05-1623 2521
Particularly Dangerous Situations
Product Forecast Office
Tornado Warning 0005Hastings, NE
Tornado Warning 0032Omaha / Valley, NE
Tornado Warning 0044Kansas City / Pleasant Hill, MO
Home
Return to list
Severe Thunderstorm Warning 0066
Issued by the Grand Rapids Forecast Office

Action Issued Starts Expiration
New 2026-05-18 14:56:08 2026-05-18 14:55:00 2026-05-18 15:45:00
Continued 2026-05-18 15:15:53 2026-05-18 15:45:00
Cancelled 2026-05-18 15:25:54 2026-05-18 15:45:00
Continued 2026-05-18 15:25:54 2026-05-18 15:45:00
Cancelled 2026-05-18 15:30:39 2026-05-18 15:45:00


Action: New
Issued At: 2026-05-18 14:56:08

447 
WUUS53 KGRR 181955
SVRGRR
MIC065-075-182045-
/O.NEW.KGRR.SV.W.0066.260518T1955Z-260518T2045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Rapids MI
355 PM EDT Mon May 18 2026

The National Weather Service in Grand Rapids has issued a

* Severe Thunderstorm Warning for...
  Jackson County in south central Michigan...
  Eastern Ingham County in south central Michigan...

* Until 445 PM EDT.

* At 355 PM EDT, severe thunderstorms were located along a line
  extending from 5 miles northeast of Williamston to 9 miles
  southwest of Vandercook Lake, moving east at 35 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Jackson...             Williamston...         Leslie...
  Stockbridge...         Brooklyn...            Grass Lake...
  Vandercook Lake...     Leoni...               Spring Arbor...
  Napoleon...            Sandstone...           Norvell...
  Bunker Hill...         Webberville...         Horton...
  Dansville...           Hanover...             Pleasant Lake...
  Bell Oak...            Liberty...             

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4207 8461 4278 8427 4278 8416 4242 8413
      4208 8413
TIME...MOT...LOC 1955Z 267DEG 31KT 4273 8420 4209 8452 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

CAS


Action: Continued
Issued At: 2026-05-18 15:15:53

311 
WWUS53 KGRR 182015
SVSGRR

Severe Weather Statement
National Weather Service Grand Rapids MI
415 PM EDT Mon May 18 2026

MIC065-075-182045-
/O.CON.KGRR.SV.W.0066.000000T0000Z-260518T2045Z/
Jackson MI-Ingham MI-
415 PM EDT Mon May 18 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT
FOR EASTERN JACKSON AND SOUTHEASTERN INGHAM COUNTIES...

At 415 PM EDT, severe thunderstorms were located along a line
extending from near Oak Grove to near Brooklyn, moving east at 55
mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Jackson...             Stockbridge...         Brooklyn...
Grass Lake...          Vandercook Lake...     Leoni...
Napoleon...            Norvell...             Fitchburg...
Oak Point...           Liberty...             Vineyard Lake...
Clark Lake...          Lake Columbia...       Michigan Center...
Munith...              

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4207 8449 4257 8423 4259 8414 4242 8413
      4208 8413
TIME...MOT...LOC 2015Z 273DEG 47KT 4271 8392 4207 8419 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

THOMAS


Action: Cancelled
Issued At: 2026-05-18 15:25:54

494 
WWUS53 KGRR 182025
SVSGRR

Severe Weather Statement
National Weather Service Grand Rapids MI
425 PM EDT Mon May 18 2026

MIC065-182035-
/O.CAN.KGRR.SV.W.0066.000000T0000Z-260518T2045Z/
Ingham MI-
425 PM EDT Mon May 18 2026

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN INGHAM COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
south central Michigan.

LAT...LON 4208 8413 4207 8436 4243 8422 4242 8413
TIME...MOT...LOC 2025Z 267DEG 31KT 4271 8382 4207 8409 

$$

MIC075-182045-
/O.CON.KGRR.SV.W.0066.000000T0000Z-260518T2045Z/
Jackson MI-
425 PM EDT Mon May 18 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT
FOR EASTERN JACKSON COUNTY...

At 425 PM EDT, severe thunderstorms were located along a line
extending from 5 miles northwest of Hartland to 6 miles southwest of
Manchester, moving east at 35 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Brooklyn...            Grass Lake...          Leoni...
Napoleon...            Norvell...             Vineyard Lake...
Clark Lake...          Lake Columbia...       Oak Point...
Michigan Center...     

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4208 8413 4207 8436 4243 8422 4242 8413
TIME...MOT...LOC 2025Z 267DEG 31KT 4271 8382 4207 8409 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

THOMAS


Action: Continued
Issued At: 2026-05-18 15:25:54

494 
WWUS53 KGRR 182025
SVSGRR

Severe Weather Statement
National Weather Service Grand Rapids MI
425 PM EDT Mon May 18 2026

MIC065-182035-
/O.CAN.KGRR.SV.W.0066.000000T0000Z-260518T2045Z/
Ingham MI-
425 PM EDT Mon May 18 2026

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN INGHAM COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
south central Michigan.

LAT...LON 4208 8413 4207 8436 4243 8422 4242 8413
TIME...MOT...LOC 2025Z 267DEG 31KT 4271 8382 4207 8409 

$$

MIC075-182045-
/O.CON.KGRR.SV.W.0066.000000T0000Z-260518T2045Z/
Jackson MI-
425 PM EDT Mon May 18 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT
FOR EASTERN JACKSON COUNTY...

At 425 PM EDT, severe thunderstorms were located along a line
extending from 5 miles northwest of Hartland to 6 miles southwest of
Manchester, moving east at 35 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Brooklyn...            Grass Lake...          Leoni...
Napoleon...            Norvell...             Vineyard Lake...
Clark Lake...          Lake Columbia...       Oak Point...
Michigan Center...     

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4208 8413 4207 8436 4243 8422 4242 8413
TIME...MOT...LOC 2025Z 267DEG 31KT 4271 8382 4207 8409 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

THOMAS


Action: Cancelled
Issued At: 2026-05-18 15:30:39

718 
WWUS53 KGRR 182030
SVSGRR

Severe Weather Statement
National Weather Service Grand Rapids MI
430 PM EDT Mon May 18 2026

MIC075-182040-
/O.CAN.KGRR.SV.W.0066.000000T0000Z-260518T2045Z/
Jackson MI-
430 PM EDT Mon May 18 2026

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN JACKSON COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the area.
Therefore, the warning has been cancelled.  However, lightning is
still possible with these thunderstorms.

A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
south central Michigan.

LAT...LON 4208 8413 4207 8436 4243 8422 4242 8413
TIME...MOT...LOC 2028Z 267DEG 31KT 4271 8378 4207 8405 

$$

THOMAS



Page Loaded at: 2026-05-24 12:54:15 -- Client Address: 216.73.216.175 -- Refresh Time: seconds