Frost/Freeze in Mahnomen, Minnesota

Frost/Freeze May 11, 2026 · Mahnomen, Minnesota

What the National Weather Service wrote

Reported low temperatures ranged from 30 to 32 across Mahnomen County. The lowest temperature of 30 was reported by the Mahnomen, MN DOT site at 5:05 AM CST.

The wider storm

Unseasonably cold temperatures developed during the growing season across eastern North Dakota and northwest Minnesota. Temperatures dropped below 32 during the late evening on the 10th, with hard freeze conditions observed at some locations during the morning hours on May 11. The 2026 Spring growing season officially began at 12am on May 9.

Source: NOAA Storm Events Database, event 1342460. Narratives are written by the National Weather Service forecast office that issued the report.

Tornadoes near your address

See every tornado that passed near a place you know, measured to its path.