Extreme Cold/Wind Chill in Lower Snake River Plain, Idaho

Extreme Cold/Wind Chill January 20, 2025 · Lower Snake River Plain, Idaho

What the National Weather Service wrote

Widespread extreme cold conditions moved into the Lower Snake Plain on the morning of the 20th. Widespread -20 below or colder apparent temperatures readings were recorded. The coldest were -28 in Blackfoot -26 in Gibson.

The wider storm

A strong Canadian cold front brought the coldest temperatures of the winter season to southeast Idaho. Several apparent temperature readings of -20 to -55 degrees were recorded after midnight through mid morning on the 20th.

Source: NOAA Storm Events Database, event 1233242. Narratives are written by the National Weather Service forecast office that issued the report.

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