Frost/Freeze in Grand Forks, North Dakota

Frost/Freeze May 20, 2026 · Grand Forks, North Dakota

What the National Weather Service wrote

Low temperatures between 27 and 32 were reported across Grand Forks County. The lowest temperature was 27 at the Emerado 2E NDAWN. The KGFK ASOS at Grand Forks International Airport reported a low temperature of 31 at 5:53 AM CST.

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 1344362. Narratives are written by the National Weather Service forecast office that issued the report.

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