Alert archive / Minnesota / Freeze Warnings in 2026

Freeze Warning 2, NWS Grand Forks, ND

May 10, 202615 counties in Minnesota

NWS Grand Forks, ND issued this freeze warning at May 10, 2026, 11:32 AM CDT for 15 counties in Minnesota. It took effect at May 11, 2026, 1:00 AM CDT. It was in force for 8 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 10, 2026, 11:32 AM CDT (16:32 UTC)
In effect from: May 11, 2026, 1:00 AM CDT
Expired: May 11, 2026, 9:00 AM CDT
In force: 8 hr
Issued by: NWS Grand Forks, ND

Counties Becker County, MN, Beltrami County, MN, Clearwater County, MN, Hubbard County, MN, Kittson County, MN, Lake of the Woods County, MN, Mahnomen County, MN, Marshall County, MN, Norman County, MN, Otter Tail County, MN, Pennington County, MN, Polk County, MN, Red Lake County, MN, Roseau County, MN, Wadena County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 120 km from the middle of the area, began a volume at 16:31 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

Minneapolis, MN (KMPX), launched 12:00Z, 4.5 hours before the alert went out and 358 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1888 m above ground
0-6 km bulk shear: 68 kt
0-1 km storm-relative helicity: 99 m²/s²
0-3 km storm-relative helicity: 167 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this freeze 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 freeze warning went out at May 10, 9:13 AM CDT, 2 hours 19 minutes earlier.

Area forecast discussion, May 10, 9:13 AM CDT, 2 hours 19 minutes before

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Hazardous weather outlook, May 10, 9:04 AM CDT, 2 hours 28 minutes before

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The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 10, 11:32 AM CDT	Frost Advisory	FGF	Clay, Grant, Otter Tail, Wilkin	21 hr

Nearby

Freeze Warnings in Minnesota, 2026 Every freeze warning in 2026

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.