March 18, 2019

MOUNTAIN WEATHER FORECAST



Stevens Pass Mountain Weather Forecast
Day and Time:  Monday 0630

Current Observations:
24hr Precipitation:  
Temperature profile: 34 base, 34 ridge
Pass level winds: calm, easterly
Barometer: 1023mb’s and slowly falling
Sky: clear
Radar: clear and dry

The Forecast: This stretch of warm spring weather will continue through most of the week.

Long Range:  The next chance of precipitation is expected on Friday/Saturday.
  
The Science:  Temperatures peaked at 520f yesterday and are expected to return to that range again today.   Freezing levels will continue to be +8000’ with early morning temperatures struggling to drop below freezing.  This dry air mass, driven by warm SE flow will persist through at least Thursday.

Long range models have a cold front pushing in on Friday with lowering temperatures and moisture possible. 

Forecast confidence: good for the next 4 days and poor for the long-range.

Values from 4am today through
 4am tomorrow.
Precipitation:
Today 24hr
water: 0  snow: 0

Tomorrow’s 24hr
water: 0  snow: 0

Trend and Timing:
0


Temperature:
Low: 32   High: 45
Freezing level: 8-10,000’

Trend and Timing:   
Freezing levels could peak near 10k today.


 
Winds
Base: 0-5 E
Ridge Top: 0-10 ESE

Trend and Timing:
Light east surface flow with SE flow aloft will continue through the middle of next week.


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