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

2023-01-29 to 2023-01-31 · Lower Snake River Plain, Idaho

Event narrative

Minus 15 to -30 temperatures were widespread on the 30th with the coldest -28 at Taber with -23 at Blackfoot. -25 to -40 wind chills were common. The following schools were closed due to the extreme cold on the 30th and 31st: Pocatello-Chubbuck School District 25, American Falls School District 381, Snake River School District 52, Blackfoot School District 55, Aberdeen School District 58, Shelley School District 60, Firth School District 59, and Shoshone Bannock School District 537.

Wider weather episode

Extremely cold temperatures combined with high winds to cause dangerously cold wind chills from the 29th through the 31st. Several schools closed on the 30th and 31st due to the cold.

Source: NOAA Storm Events Database, event_id 1079242. Narrative written by the NWS forecast office that issued the report.