STEVENS PASS MOUNTAIN WEATHER

Forget everything I said at this mornings Patrol Refresher. 

11/13/2011 Weather

General Discussion: The Puget Sound Convergence Zone is currently well aimed at Stevens Pass. This will enhance snow fall for the rest of the day and tomorrow. Tuesday will be a dry day with the next storm expected to arrive on Wednesday.

Long-term: Another strong frontal system riding on the NW jet stream is expected to bring another round of heavy snow to the mountains on Wednesday/Thursday.

24 hour Forecast Starting at NOON on Sunday

Precipitation
“Water: .75 by 4am. 24hr total by noon = 1

“Of Snow: 8-10 by 4am. 24hr total by noon = 10-14

Trend and Timing:
Moderate mountain snow is expected to continue through tomorrow. Snow will begin to taper off tomorrow afternoon.

Base Area Temperatures (F):
Low: 24 High: 34
Freezing level: 4000’ 3000’

Trend and Timing:
Freezing levels will hover near 4000’ though most of the night. Temps will fall tomorrow as cooler air filters in behind the approaching cold front.

Winds Speed/Direction
10-20 W

Trend and Timing:
Strong westerly flow will continue through noon tomorrow. Winds will begin to taper off tomorrow evening.