Alert archive / Minnesota / Severe Thunderstorm Warnings in 2025
Severe Thunderstorm Warning 16, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 16, 2025, 6:16 AM CDT for Clay County, Wilkin County, Minnesota; Cass County, North Dakota. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 16, 2025, 6:16 AM CDT (11:16 UTC)
- Expired
- Jun 16, 2025, 7:00 AM CDT
- In force
- 44 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Clay County, MN, Wilkin County, MN, Cass County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 100 km from the middle of the area, began a volume at 11:19 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 11.3 hours before the alert went out and 241 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 351 J/kg
- Mixed-layer CIN
- -387 J/kg
- Mixed-layer LCL
- 1232 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 148 m²/s²
- 0-3 km storm-relative helicity
- 167 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Grand Forks, ND wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 16, 3:35 AM CDT, 2 hours 41 minutes earlier.
Area forecast discussion, Jun 16, 3:35 AM CDT, 2 hours 41 minutes before
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Hazardous Weather Outlook National Weather Service Grand Forks ND 417 AM CDT Mon Jun 16 2025 MNZ017-023-024-027>032-040-NDZ053-170930- South Beltrami-South Clearwater-Hubbard-West Becker-East Becker- Wilkin-West Otter Tail-East Otter Tail-Wadena-Grant-Richland- 417 AM CDT Mon Jun 16 2025 This hazardous weather outlook is for portions of eastern North Dakota, west central and northwest Minnesota. .DAY ONE...Today and Tonight There remains a 2 of 5 risk for severe storms this morning and afternoon. Primary risk will be large hail and damaging winds, with a lower risk for tornadoes. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday Active pattern keeps daily thunderstorm chances in the forecast nearly each day this week. Strong to severe storms are possible. .SPOTTER INFORMATION STATEMENT... Spotter activation may be required today. MNZ001>003-007>009-013>016-022-NDZ027-029-030-038-039-049-052- 170930- West Polk-Norman-Clay-West Marshall-East Marshall-North Beltrami- Pennington-Red Lake-East Polk-North Clearwater-Mahnomen- Grand Forks-Steele-Traill-Barnes-Cass-Ransom-Sargent- 417 AM CDT Mon Jun 16 2025 This hazardous weather outlook is for portions of eastern North Dakota, west central and northwest Minnesota. .DAY ONE...Today and Tonight There remains a 1 of 5 risk for severe storms this morning and afternoon. Primary risk will be large hail and damaging winds. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday Active pattern keeps daily thunderstorm chances in the forecast nearly each day this week. Strong to severe storms are possible. .SPOTTER INFORMATION STATEMENT... Spotter activation may be required today. MNZ004>006-NDZ006>008-014>016-024-026-028-054-170930- Kittson-Roseau-Lake Of The Woods-Towner-Cavalier-Pembina-Benson- Ramsey-Eastern Walsh-Eddy-Nelson-Griggs-Western Walsh- 417 AM CDT Mon Jun 16 2025 This hazardous weather outlook is for portions of eastern North Dakota and northwest Minnesota. .DAY ONE...Today and Tonight Scattered thunderstorms today, with a few being on the stronger side. In the strongest storms primary hazards will be lightning, small hail, and gusty winds .DAYS TWO THROUGH SEVEN...Tuesday through Sunday Active pattern keeps daily thunderstorm chances in the forecast nearly each day this week. Strong to severe storms are possible. .SPOTTER INFORMATION STATEMENT... Spotter activation may be required today.
In the hours before
Special weather statement, Jun 16, 5:03 AM CDT, 1 hour 13 minutes before
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Special Weather Statement
National Weather Service Grand Forks ND
542 AM CDT Mon Jun 16 2025
MNZ029-040-NDZ049-053-161115-
Grant MN-Wilkin MN-Ransom ND-Richland ND-
542 AM CDT Mon Jun 16 2025
...STRONG THUNDERSTORMS WILL IMPACT NORTHWESTERN GRANT...WILKIN...
NORTHEASTERN RANSOM AND RICHLAND COUNTIES THROUGH 615 AM CDT...
At 541 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Sheldon to Lake Traverse Reservation.
Movement was east at 50 mph.
HAZARD...Wind gusts of 50 to 55 mph and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.
Locations impacted include...
Wahpeton, Breckenridge, Hankinson, Wyndmere, Fairmount, Abercrombie,
and Walcott.
This includes Interstate 29 between mile markers 1 and 48.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4663 9744 4663 9660 4614 9627 4611 9627
4611 9624 4594 9613 4594 9626 4602 9627
4602 9657 4594 9656 4594 9699
TIME...MOT...LOC 1041Z 270DEG 44KT 4662 9739 4594 9709
MAX HAIL SIZE...0.88 IN
MAX WIND GUST...55 MPH
LynchSpecial weather statement, Jun 16, 5:45 AM CDT, 31 minutes before
Special Weather Statement
National Weather Service Grand Forks ND
545 AM CDT Mon Jun 16 2025
MNZ003-NDZ039-161130-
Clay MN-Cass ND-
545 AM CDT Mon Jun 16 2025
...STRONG THUNDERSTORMS WILL IMPACT WESTERN CLAY AND CASS COUNTIES
THROUGH 630 AM CDT...
At 545 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from Ayr to near Sheldon. Movement was east at 60
mph.
HAZARD...Wind gusts of 50 to 55 mph and penny size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.
Locations impacted include...
Fargo, Moorhead, West Fargo, Dilworth, Horace, Casselton, and
Mapleton.
This includes the following highways...
Interstate 29 between mile markers 49 and 92.
Interstate 94 in North Dakota between mile markers 314 and 6.
Interstate 94 in Minnesota between mile markers 314 and 6.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4724 9700 4706 9667 4663 9660 4663 9744
4706 9768
TIME...MOT...LOC 1045Z 250DEG 52KT 4704 9747 4666 9745
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...55 MPH
LynchThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 5:42 AM CDT | Special Weather Statement | FGF | Wilkin | 33 min |
| Jun 16, 6:51 AM CDT | Special Weather Statement | FGF | Otter Tail | 24 min |
| Jun 16, 7:00 AM CDT | Severe Thunderstorm Warning | FGF | Becker, Clay, Otter Tail | 45 min |
| Jun 16, 7:31 AM CDT | Special Weather Statement | FGF | Otter Tail | 44 min |
| Jun 16, 2:20 PM CDT | Tornado Warning | FGF | Otter Tail | 40 min |
| Jun 16, 2:52 PM CDT | Tornado Warning | FGF | Otter Tail, Wadena | 38 min |
| Jun 16, 3:05 PM CDT | Tornado Warning | FGF | Becker, Hubbard, Otter Tail, Wadena | 25 min |
| Jun 16, 3:23 PM CDT | Tornado Warning | FGF | Hubbard, Otter Tail, Wadena | 37 min |
| Jun 16, 3:55 PM CDT | Tornado Warning | FGF | Wadena | 35 min |
| Jun 16, 4:00 PM CDT | Tornado Warning | FGF | Otter Tail | 30 min |
| Jun 16, 5:01 AM CDT | Severe Thunderstorm Warning | FGF | Ransom, Richland, Sargent | 44 min |
| Jun 16, 5:03 AM CDT | Special Weather Statement | FGF | Barnes | 42 min |
| Jun 16, 5:45 AM CDT | Special Weather Statement | FGF | Cass | 45 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2025Severe Thunderstorm Warnings in North Dakota, 2025Every severe thunderstorm warning in 2025
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.