Extreme Cold/Wind Chill — Yukon Flats Nearby Uplands, Alaska

2009-12-18 · Yukon Flats Nearby Uplands, Alaska

Wider weather episode

A 979 mb low in the eastern Yukon Territory on the morning of the 18th weakened and moved east during the day. The low produced a period of stronger wind along the Steese Highway summits. A west wind of 25 to 35 mph combined with temperatures of 25 to 30 below to produce wind chills as low as 65 below. The strongest wind and lowest wind chills were observed at Eagle Summit.

Source: NOAA Storm Events Database, event_id 200596. Narrative written by the NWS forecast office that issued the report.