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Home Return to list Severe Thunderstorm Warning 0061 Issued by the Grand Rapids Forecast Office
Action: New Issued At: 2026-05-18 12:58:50
784
WUUS53 KGRR 181758
SVRGRR
MIC005-015-025-077-081-139-181930-
/O.NEW.KGRR.SV.W.0061.260518T1758Z-260518T1930Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Rapids MI
158 PM EDT Mon May 18 2026
The National Weather Service in Grand Rapids has issued a
* Severe Thunderstorm Warning for...
Western Calhoun County in south central Michigan...
Allegan County in southwestern Michigan...
Kent County in southwestern Michigan...
Ottawa County in southwestern Michigan...
Barry County in southwestern Michigan...
Kalamazoo County in southwestern Michigan...
* Until 330 PM EDT.
* At 158 PM EDT, severe thunderstorms were located along a line
extending from Holland State Park to Paw Paw to Cassopolis, moving
northeast at 55 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated. At 120 PM, a 63 mph wind gust was
reported at the Benton Harbor airport.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Grand Rapids... Kalamazoo... Portage...
Holland... Hastings... Battle Creek...
Allegan... Wyoming... Kentwood...
Walker... Grandville... East Grand Rapids...
Hudsonville... Rockford... Zeeland...
Coopersville... Sparta... Wayland...
Otsego... Plainwell...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4242 8576 4266 8621 4290 8621 4321 8579
4329 8579 4329 8532 4277 8531 4277 8507
4207 8507 4207 8576
TIME...MOT...LOC 1754Z 219DEG 48KT 4278 8622 4238 8599 4179 8597
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH
$$
CAS
Action: Continued Issued At: 2026-05-18 13:06:20
935
WWUS53 KGRR 181805
SVSGRR
Severe Weather Statement
National Weather Service Grand Rapids MI
205 PM EDT Mon May 18 2026
MIC005-015-025-077-081-139-181930-
/O.CON.KGRR.SV.W.0061.000000T0000Z-260518T1930Z/
Calhoun MI-Allegan MI-Kent MI-Ottawa MI-Barry MI-Kalamazoo MI-
205 PM EDT Mon May 18 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT
FOR WESTERN CALHOUN...ALLEGAN...KENT...OTTAWA...BARRY AND KALAMAZOO
COUNTIES...
At 205 PM EDT, severe thunderstorms were located along a line
extending from 6 miles north of Beechwood to near Allegan to 8 miles
east of Cassopolis, moving northeast at 55 mph.
HAZARD...70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to mobile
homes, roofs, and outbuildings.
Locations impacted include...
Grand Rapids... Kalamazoo... Portage...
Holland... Hastings... Battle Creek...
Allegan... Wyoming... Kentwood...
Walker... Grandville... East Grand Rapids...
Hudsonville... Rockford... Zeeland...
Coopersville... Sparta... Wayland...
Otsego... Plainwell...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4242 8576 4266 8621 4290 8621 4321 8579
4329 8579 4329 8532 4277 8531 4277 8507
4207 8507 4207 8576
TIME...MOT...LOC 1805Z 219DEG 48KT 4289 8610 4249 8587 4190 8585
TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
$$
THOMAS
Action: Continued Issued At: 2026-05-18 13:22:21
425
WWUS53 KGRR 181821
SVSGRR
Severe Weather Statement
National Weather Service Grand Rapids MI
221 PM EDT Mon May 18 2026
MIC005-015-025-077-081-139-181930-
/O.CON.KGRR.SV.W.0061.000000T0000Z-260518T1930Z/
Calhoun MI-Allegan MI-Kent MI-Ottawa MI-Barry MI-Kalamazoo MI-
221 PM EDT Mon May 18 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT
FOR WESTERN CALHOUN...ALLEGAN...KENT...OTTAWA...BARRY AND KALAMAZOO
COUNTIES...
At 221 PM EDT, severe thunderstorms were located along a line
extending from near Coopersville to near Wayland to 5 miles east of
Marcellus, moving northeast at 55 mph.
HAZARD...70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to mobile
homes, roofs, and outbuildings.
Locations impacted include...
Grand Rapids... Kalamazoo... Portage...
Holland... Hastings... Battle Creek...
Allegan... Wyoming... Kentwood...
Walker... Grandville... East Grand Rapids...
Hudsonville... Rockford... Zeeland...
Coopersville... Sparta... Wayland...
Otsego... Plainwell...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This is a DANGEROUS SITUATION. These storms are producing widespread
wind damage across Allegan and Van Buren Counties. SEEK SHELTER NOW
inside a sturdy structure and stay away from windows.
&&
LAT...LON 4242 8576 4269 8609 4293 8615 4321 8579
4329 8579 4329 8532 4277 8531 4277 8507
4207 8507 4207 8576
TIME...MOT...LOC 1821Z 219DEG 48KT 4303 8595 4263 8572 4204 8570
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
$$
THOMAS
Action: Continued Issued At: 2026-05-18 13:44:51
339
WWUS53 KGRR 181844
SVSGRR
Severe Weather Statement
National Weather Service Grand Rapids MI
244 PM EDT Mon May 18 2026
MIC005-077-139-181852-
/O.CAN.KGRR.SV.W.0061.000000T0000Z-260518T1930Z/
Allegan MI-Ottawa MI-Kalamazoo MI-
244 PM EDT Mon May 18 2026
...THE SEVERE THUNDERSTORM WARNING FOR ALLEGAN...OTTAWA AND KALAMAZOO
COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
south central and southwestern Michigan.
LAT...LON 4242 8530 4242 8554 4277 8555 4277 8578
4329 8579 4329 8532 4277 8531 4277 8507
4207 8507 4207 8529
TIME...MOT...LOC 1842Z 227DEG 55KT 4319 8573 4287 8539 4235 8500
$$
MIC015-025-081-181930-
/O.CON.KGRR.SV.W.0061.000000T0000Z-260518T1930Z/
Calhoun MI-Kent MI-Barry MI-
244 PM EDT Mon May 18 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT
FOR WESTERN CALHOUN...KENT AND BARRY COUNTIES...
At 242 PM EDT, severe thunderstorms were located along a line
extending from near Sparta to near Lowell to 6 miles south of
Bellevue, moving northeast at 65 mph.
HAZARD...70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to mobile
homes, roofs, and outbuildings.
Locations impacted include...
Grand Rapids... Hastings... Battle Creek...
Wyoming... Kentwood... Walker...
Grandville... East Grand Rapids... Rockford...
Sparta... Lowell... Middleville...
Nashville... Union City... Caledonia...
Freeport... Burlington... Brownlee Park...
Gerald R. Ford Inter...Ada...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This is a DANGEROUS SITUATION. These storms are producing widespread
wind damage across Kent, Barry, and Calhoun Counties. SEEK SHELTER
NOW inside a sturdy structure and stay away from windows.
&&
LAT...LON 4242 8530 4242 8554 4277 8555 4277 8578
4329 8579 4329 8532 4277 8531 4277 8507
4207 8507 4207 8529
TIME...MOT...LOC 1842Z 227DEG 55KT 4319 8573 4287 8539 4235 8500
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
$$
THOMAS
Action: Cancelled Issued At: 2026-05-18 13:44:51
339
WWUS53 KGRR 181844
SVSGRR
Severe Weather Statement
National Weather Service Grand Rapids MI
244 PM EDT Mon May 18 2026
MIC005-077-139-181852-
/O.CAN.KGRR.SV.W.0061.000000T0000Z-260518T1930Z/
Allegan MI-Ottawa MI-Kalamazoo MI-
244 PM EDT Mon May 18 2026
...THE SEVERE THUNDERSTORM WARNING FOR ALLEGAN...OTTAWA AND KALAMAZOO
COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
south central and southwestern Michigan.
LAT...LON 4242 8530 4242 8554 4277 8555 4277 8578
4329 8579 4329 8532 4277 8531 4277 8507
4207 8507 4207 8529
TIME...MOT...LOC 1842Z 227DEG 55KT 4319 8573 4287 8539 4235 8500
$$
MIC015-025-081-181930-
/O.CON.KGRR.SV.W.0061.000000T0000Z-260518T1930Z/
Calhoun MI-Kent MI-Barry MI-
244 PM EDT Mon May 18 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT
FOR WESTERN CALHOUN...KENT AND BARRY COUNTIES...
At 242 PM EDT, severe thunderstorms were located along a line
extending from near Sparta to near Lowell to 6 miles south of
Bellevue, moving northeast at 65 mph.
HAZARD...70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to mobile
homes, roofs, and outbuildings.
Locations impacted include...
Grand Rapids... Hastings... Battle Creek...
Wyoming... Kentwood... Walker...
Grandville... East Grand Rapids... Rockford...
Sparta... Lowell... Middleville...
Nashville... Union City... Caledonia...
Freeport... Burlington... Brownlee Park...
Gerald R. Ford Inter...Ada...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This is a DANGEROUS SITUATION. These storms are producing widespread
wind damage across Kent, Barry, and Calhoun Counties. SEEK SHELTER
NOW inside a sturdy structure and stay away from windows.
&&
LAT...LON 4242 8530 4242 8554 4277 8555 4277 8578
4329 8579 4329 8532 4277 8531 4277 8507
4207 8507 4207 8529
TIME...MOT...LOC 1842Z 227DEG 55KT 4319 8573 4287 8539 4235 8500
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
$$
THOMAS
Action: Continued Issued At: 2026-05-18 13:52:21
530
WWUS53 KGRR 181852
SVSGRR
Severe Weather Statement
National Weather Service Grand Rapids MI
252 PM EDT Mon May 18 2026
MIC015-025-081-181930-
/O.CON.KGRR.SV.W.0061.000000T0000Z-260518T1930Z/
Calhoun MI-Kent MI-Barry MI-
252 PM EDT Mon May 18 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT
FOR WESTERN CALHOUN...KENT AND BARRY COUNTIES...
At 251 PM EDT, severe thunderstorms were located along a line
extending from 8 miles northeast of Sparta to near Lowell to 5 miles
east of Bellevue, moving northeast at 55 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
Grand Rapids... Hastings... Battle Creek...
Wyoming... Kentwood... Walker...
Grandville... East Grand Rapids... Rockford...
Sparta... Lowell... Middleville...
Nashville... Union City... Caledonia...
Freeport... Burlington... Brownlee Park...
Gerald R. Ford Inter...Ada...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This is a DANGEROUS SITUATION. These storms are producing widespread
wind damage across Kent, Calhoun, and Barry Counties. SEEK SHELTER
NOW inside a sturdy structure and stay away from windows.
&&
LAT...LON 4242 8530 4242 8554 4277 8555 4277 8578
4329 8579 4329 8532 4277 8531 4277 8507
4207 8507 4207 8529
TIME...MOT...LOC 1851Z 219DEG 48KT 4327 8564 4295 8530 4243 8491
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH
$$
THOMAS
Action: Continued Issued At: 2026-05-18 14:03:52
921
WWUS53 KGRR 181903
SVSGRR
Severe Weather Statement
National Weather Service Grand Rapids MI
303 PM EDT Mon May 18 2026
MIC015-025-081-181930-
/O.CON.KGRR.SV.W.0061.000000T0000Z-260518T1930Z/
Calhoun MI-Kent MI-Barry MI-
303 PM EDT Mon May 18 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT
FOR WESTERN CALHOUN...EASTERN KENT AND EASTERN BARRY COUNTIES...
At 303 PM EDT, severe thunderstorms were located along a line
extending from near Howard City to near Belding to 5 miles northeast
of Albion, moving northeast at 55 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
Hastings... Battle Creek... Rockford...
Lowell... Nashville... Union City...
Freeport... Burlington... Brownlee Park...
Ada... Grattan... Cedar Springs...
Assyria... Sand Lake... Woodland...
Woodbury... Murray Lake... Alto...
Cannonsburg... Lacey...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This is a DANGEROUS SITUATION. These storms are producing widespread
wind damage across Eastern Kent and Calhoun Counties. SEEK SHELTER
NOW inside a sturdy structure and stay away from windows.
&&
LAT...LON 4252 8520 4287 8547 4329 8573 4329 8532
4277 8531 4277 8507 4207 8507 4207 8521
TIME...MOT...LOC 1903Z 218DEG 48KT 4336 8554 4304 8520 4232 8471
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH
$$
THOMAS
Action: Cancelled Issued At: 2026-05-18 14:17:22
383
WWUS53 KGRR 181917
SVSGRR
Severe Weather Statement
National Weather Service Grand Rapids MI
317 PM EDT Mon May 18 2026
MIC015-025-081-181926-
/O.CAN.KGRR.SV.W.0061.000000T0000Z-260518T1930Z/
Calhoun MI-Kent MI-Barry MI-
317 PM EDT Mon May 18 2026
...THE SEVERE THUNDERSTORM WARNING FOR WESTERN CALHOUN...EASTERN KENT
AND EASTERN BARRY COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of the area.
Therefore, the warning has been cancelled. A Severe Thunderstorm
Warning still remains in effect for Eastern Calhoun County until 4
PM.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
south central and southwestern Michigan.
LAT...LON 4252 8520 4287 8547 4329 8573 4329 8532
4277 8531 4277 8507 4207 8507 4207 8521
TIME...MOT...LOC 1914Z 219DEG 48KT 4347 8542 4315 8508 4243 8459
$$
THOMAS
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