MOUNTAIN WEATHER FORECAST

Stevens Pass Mountain Weather Forecast

Day and Time:  Tuesday 0630

Current Observations:

24hr Precipitation: light snow .27swe, 2” of snow

Temperature profile: 31 base, 27 ridge

Pass level winds: light with some gusts, westerly

Barometer: 1013mb’s and rising

Sky: OC  

Radar: most of the activity is moving into the North Cascades with drying to the south of Stevens Pass.

The Forecast: Diminishing snow showers this morning with partial clearing through the day. Tomorrow will be partly cloudy/sunny with another wave of moisture lifting up through the region on Thursday.

Long Range: The weekend appears to be mostly dry and sunny.

  

The Science: The rising barometer points to the mid-level high pressure ridge building along the SE slopes of the Cascades this morning.  The moisture will quickly end with the morning fog and mid-level clouds dissipating through the day.

Another weak low pressure system will track through the region on Thursday for more clouds and light precipitation.  High pressure moves in on Friday for a clear, warm and dry start to the weekend.

Forecast confidence:  Good.

Values from 4am today through

 4am tomorrow.

Precipitation: Today 24hr water: .10  snow: 1 Tomorrow’s 24hr water: 0  snow: 0 Trend and Timing: Drying today with little moisture expected tomorrow.

Temperature: Low: 28  High: 40 Freezing level: 5000’ Trend and Timing:    Freezing levels will bump up to 5000’ this afternoon with some night time cooling expected.

Winds Base: 0-5 W shifting E Ridge Top: 5-10 W shifting E Trend and Timing: Winds will be light and westerly today and then shift easterly overnight.