Extreme Cold/Wind Chill — Niobrara County, Wyoming

2023-01-30 · Niobrara County, Wyoming

Event narrative

Union Pacific Railroad mesonet station LUSK1 (UP114) reported wind chills as low as 30 degrees below zero.

Wider weather episode

Arctic air mass settled into southeast Wyoming late in the month after much of the region received accumulating snowfall. Wind chills on the morning of the 30th and 31st dropped below 20 degrees below zero with a few sites along and west of the Laramie Range dropping below 30 degrees below zero.

Source: NOAA Storm Events Database, event_id 1072187. Narrative written by the NWS forecast office that issued the report.