Extreme Cold/Wind Chill — Northern Black Hills, South Dakota

2022-12-21 to 2022-12-23 · Northern Black Hills, South Dakota

Wider weather episode

An Arctic airmass settled over the region, bringing bitter cold temperatures and gusty winds that produced wind chills of 30 below to 55 below zero at times from late day on the 20th through the 23rd. A period of light snow developed across much of the area on the 21st, bringing light accumulations and blowing snow, greatly reducing visibility at times through the 22nd.

Source: NOAA Storm Events Database, event_id 1062695. Narrative written by the NWS forecast office that issued the report.