Frost/Freeze in East Polk, Minnesota
Frost/Freeze May 20, 2026 · East Polk, Minnesota
What the National Weather Service wrote
A low temperature of 32 was reported at the Fosston, ND Airport AWOS at 1:30 AM CST. A low temperature of 32 was also reported at the Mentor, MN 9 W HADS and Glacial Ridge portable RAWS.
The wider storm
Unseasonably cold temperatures developed during the growing season across eastern North Dakota and northwest Minnesota, with hard freeze conditions observed at some locations during the morning hours before sunrise. The 2026 Spring growing season officially began at 12am on May 9.
Source: NOAA Storm Events Database, event 1344400. Narratives are written by the National Weather Service forecast office that issued the report.
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