MOUNTAIN WEATHER FORECAST

Stevens Pass Mountain Weather Forecast

Day and Time:  0700 Thursday

Current Observations:

24hr Precipitation:  .82” of water,

Temperature profile:  37 base

Pass level winds: moderate, westerly

Barometer: 1005mb’s and steady

Sky: OC

Radar:  Light precipitation falling in the mountains with heavy rain showers moving into the Puget Sound region  

The Forecast:  Moderate to heavy mixed rain and snow with falling temperatures will continue through the weekend.

Long Range:  The precipitation will continue through the middle of next week.

  

The Science: A seasonal westerly storm track is underway with several pulses of moisture poised to impact the PNW through the next 5-7 days.  Freezing levels will bounce between 4000’ and 6000’ as these systems move through.

There appears to be a break in the moisture next Thursday with a more active weather setting up for the following weekend.

Forecast confidence: Moderate to high.

Values from 4am today through

 4am tomorrow.

Precipitation: Today 24hr water: .75-1  snow: 1-3” Tomorrow’s 24hr water: .75-1  snow: 4-6 Trend and Timing: Moderate to heavy rain can be expected below 5000’ with the higher peaks getting a good dose of snow.

Temperature: Low: 32  High: 37 Freezing level:  6000’- 5000’ Trend and Timing:    Freezing levels will fall to +-5000’ late tonight with the snow level hovering around 4500’ tomorrow.

Winds Base: 5-10 W gusty Ridge Top: 10-20 W gusty Trend and Timing: Persistent moderate gusty westerly winds will continue.