Alert archive / Minnesota / Tornado Warnings in 2025
Tornado Warning 4, NWS Grand Forks, ND
NWS Grand Forks, ND issued this tornado warning at May 15, 2025, 5:43 PM CDT for Marshall County, Roseau County, Minnesota. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 15, 2025, 5:43 PM CDT (22:43 UTC)
- Expired
- May 15, 2025, 6:15 PM CDT
- In force
- 32 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Marshall County, MN, Roseau County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 143 km from the middle of the area, began a volume at 22:44 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
International Fa, MN (KINL), launched 12:00Z, 10.7 hours before the alert went out and 193 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
- 126 J/kg
- Mixed-layer CIN
- -97 J/kg
- Mixed-layer LCL
- 957 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 97 m²/s²
- 0-3 km storm-relative helicity
- 103 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
779
WFUS53 KFGF 152243
TORFGF
MNC089-135-152315-
/O.NEW.KFGF.TO.W.0004.250515T2243Z-250515T2315Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Grand Forks ND
543 PM CDT Thu May 15 2025
The National Weather Service in Grand Forks has issued a
* Tornado Warning for...
Eastern Marshall County in northwestern Minnesota...
Southwestern Roseau County in northwestern Minnesota...
* Until 615 PM CDT.
* At 543 PM CDT, a severe thunderstorm capable of producing a tornado
was located 8 miles south of Gatzke, or 20 miles northeast of Thief
River Falls, moving northwest at 55 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* Locations impacted include...
Middle River, Strathcona, and Gatzke.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4828 9567 4821 9590 4858 9637 4865 9594
TIME...MOT...LOC 2243Z 145DEG 49KT 4830 9582
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Thomas2 follow-up statements
589
WWUS53 KFGF 152258
SVSFGF
Severe Weather Statement
National Weather Service Grand Forks ND
558 PM CDT Thu May 15 2025
MNC089-135-152315-
/O.CON.KFGF.TO.W.0004.000000T0000Z-250515T2315Z/
Marshall MN-Roseau MN-
558 PM CDT Thu May 15 2025
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR
NORTHEASTERN MARSHALL AND SOUTHWESTERN ROSEAU COUNTIES...
At 558 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Middle River, or 24 miles north of Thief River
Falls, moving northwest at 60 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Middle River, Strathcona, and Gatzke.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4840 9577 4833 9605 4858 9637 4865 9595
TIME...MOT...LOC 2258Z 137DEG 53KT 4846 9606
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Thomas212 WWUS53 KFGF 152308 SVSFGF Severe Weather Statement National Weather Service Grand Forks ND 608 PM CDT Thu May 15 2025 MNC089-135-152318- /O.EXP.KFGF.TO.W.0004.000000T0000Z-250515T2315Z/ Marshall MN-Roseau MN- 608 PM CDT Thu May 15 2025 ...THE TORNADO WARNING FOR NORTHEASTERN MARSHALL AND SOUTHWESTERN ROSEAU COUNTIES WILL EXPIRE AT 615 PM CDT... The storm which prompted the warning has weakened below severe limits, and no longer appears capable of producing a tornado. Therefore, the warning will be allowed to expire. && LAT...LON 4840 9577 4833 9605 4858 9637 4865 9595 TIME...MOT...LOC 2308Z 137DEG 42KT 4850 9623 $$ Thomas
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 15, 1:35 PM CDT | Wind Advisory | FGF | Clay, Kittson, Marshall, Norman, Polk | 35 hr |
| May 15, 2:21 PM CDT | Tornado Warning | FGF | Grant, Otter Tail, Wilkin | 39 min |
| May 15, 2:49 PM CDT | Tornado Warning | FGF | Wadena | 41 min |
| May 15, 3:45 PM CDT | Severe Thunderstorm Warning | FGF | Pennington, Polk, Red Lake | 60 min |
| May 15, 3:55 PM CDT | Severe Thunderstorm Warning | FGF | Becker, Clay, Clearwater, Mahnomen, Norman | 35 min |
| May 15, 4:04 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Kittson, Marshall, Pennington, Roseau | 41 min |
| May 15, 4:25 PM CDT | Severe Thunderstorm Warning | FGF | Becker, Clay, Clearwater, Mahnomen, Norman, Polk | 50 min |
| May 15, 4:33 PM CDT | Severe Thunderstorm Warning | FGF | Polk | 42 min |
| May 15, 4:43 PM CDT | Severe Thunderstorm Warning | FGF | Kittson, Marshall, Roseau | 62 min |
| May 15, 5:17 PM CDT | Tornado Warning | FGF | Polk | 28 min |
Nearby
Tornado Warnings in Minnesota, 2025Every tornado warning in 2025Tornadoes 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.