Cold/Wind Chill — East Slopes Southern Cascades, Washington

2004-01-04 to 2004-01-05 · East Slopes Southern Cascades, Washington

Wider weather episode

An arctic air mass moved south out of British Columbia, setting daily low record low temperatures for January 5th. Some of the daily low temperatures, several of which were records, observed in degrees Fahrenheit included: -21 Whitman Mission; -16 Ellensburg; -15 Eltopia; -14 in Yakima, and Selah; -12 Walla Walla, Wapato, and Dayton; -10 Bickleton; -9 Sunnyside; -8 Prosser; and -6 in Richland. Frigid temperatures and poor driving conditions caused numerous school closures and cancellations.

Source: NOAA Storm Events Database, event_id 5383762. Narrative written by the NWS forecast office that issued the report.