February 17, 2019

Mountain Weather Forecast


Stevens Pass Mountain Weather Forecast
Day and Time: 0700 Sunday

Current Observations:
24hr Precipitation:   .1” SWE / 1” snow
Pass temperature:  25 base / 21 ridgetops
Pass level winds: calm
Barometer:  rising 1010
Sky: partly cloudy
Radar: clear

The Forecast: Partly cloudy with clearing today, a light flurry possible. Becoming sunny and cool tomorrow.

  
The Science: Northerly flow developing today, bringing cool Arctic air and a drying airmass. An offshore high pressure ridge will drive sunny and cool conditions tomorrow.

Long Range:  The next system of interest arrives Tuesday afternoon. Moderate to heavy snow appears likely at low freezing levels. A dry day or two will follow with active weather continuing into the weekend.


Values from 4am today through
 4am tomorrow.
Precipitation:
Today 24hr
water: .10  snow: trace

Tomorrow’s 24hr
water: 0  snow: 0

Trend and Timing:
Light flurry possible today, dry tomorrow.

Temperature:
Low: 10    High: 24
Freezing level: 1500’

Trend and Timing:   
Consistently cool with daytime warming.
 
Winds
Base: Variable 5-10
Ridge Top: WNW 5-15

Trend and Timing:
Light westerly winds.

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0800 Start Mon Jan 19th, no ABS