STEVENS PASS MOUNTAIN WEATHER

2/18/2012 Weather

General Discussion: An unstable atmosphere will keep the snow falling in the mountains through the day. Snow will turn to light showers overnight.

Long-term: This active weather pattern is expected to continue through next week with several storms taking aimed at the PNW.

24 hour Forecast Starting at NOON on Saturday

Cumulative Precipitation Totals:
“water by midnight= .5+
“of additional water by 4am= .10
“of additional water by 12pm= <.10
24hr total “of water = .75

24hr Snow Total= 8-12”

Trend and Timing:
Snow will continue today and then turn to showers after midnight. Light snow showers will linger over the crest tomorrow.

Base Area Temperatures (F):
Low: 16 High: 28
Freezing level: 2500’ 1000’

Trend and Timing:
Cool NW flow will bring low freezing levels to the region tomorrow. A warming trend is expected on Monday with freezing levels rising to near Pass level.

Winds Speed (mph)/Direction
5-15 WNW

Trend and Timing:
A windy period with gust near 40mph is possible this evening as the winds shift NW. Winds will continue through the night and then begin weaken during the day tomorrow.