Stevens Pass Mountain Weather
Forecast
Tuesday, February 4, 2020, 0800
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Current Observations:
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24hr Precipitation: .01 swe, 0” snow
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Temperature profile: 20 base, 15 ridge
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Pass level winds: moderate to light, westerly
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Barometer: 1022mb’s and holding
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Sky: OC with light snow
falling
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Radar: Light snow falling in the mountains with the
next batch of moisture just reaching the coastal region.
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The Forecast: Increasing snow and wind today with warming temperatures. Heavy wet snow continues tomorrow with
freezing levels around 4500’.
The Science: A strong warm front with a hefty batch of
moisture will move into the region today.
Freezing levels will slowly rise through the next 24hrs reaching +-4500’
by mid-morning tomorrow. Snow levels are
in question for the mixed rain component.
Westerly flow will filling behind the front so
expect the winds to crank up as well.
Tomorrow will be windy for most of the day.
Long Range. Temperatures begin
to fall on Friday with snow accumulation expected on Saturday. The snow begins to taper off on Sunday with
next week trending dry and clear.
Confidence: Fair due to questionable snow levels and total precipitation amounts.
Values from
4am today through 4am tomorrow.
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Precipitation:
Today
24hr
water: 1-1.25
snow: 12-15”
Tomorrow’s
24hr
water: 1-1.25
snow: 7-10 – higher amounts mid to upper
mountain.
Trend and
Timing:
The moisture ramps up this afternoon with heavy precipitation expected
through tomorrow. Snow above 4500’
with mixed forms possible below that.
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Temperature:
Low: 20 High: 32
Freezing
level: 1500’ – 4000’
Trend and
Timing:
Freezing levels will on the rise reaching 4000’ sometime early tomorrow
then 4500’ by mid-day or so.
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Winds
Base: 5-10
W
Ridge
Top: 5-15 WSW
Trend and
Timing:
Winds will strengthen with the passing of the front tonight. A high wind advisory will go into effect
after midnight and continue through tomorrow.
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