Extreme Cold/Wind Chill in Winneshiek, Iowa

Extreme Cold/Wind Chill February 17, 2025 – February 18, 2025 · Winneshiek, Iowa

What the National Weather Service wrote

Minimum wind chills across Winneshiek County ranged between 30 to 40 degrees on the morning of February 18th. The coldest wind chill in the county of 36 degrees below zero was reported 1 mile east-northeast of Jackson Junction.

The wider storm

An arctic airmass moved into the Upper Mississippi River Valley on February 17th, bringing dangerously cold wind chills along with it. The coldest period was during the morning hours on February 18th where wind chills fell as low as 30 to 45 degrees below zero in some locations.

Source: NOAA Storm Events Database, event 1238092. Narratives are written by the National Weather Service forecast office that issued the report.

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