National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Weather Focus Shifts To The West This Weekend

A strong system and cold front will dive and carve through the West this weekend. Widespread mountain snow is expected for the favored terrain, as some winter storm watches have been issued. This system will then evolve into a multi-hazard storm of heavy rain, flooding and severe thunderstorms early to the middle of next week, from the Lower Mississippi Valley through the saturated Mid South. Read More >

Hazardous Weather Conditions

Current conditions at

ALPENTAL EXIT (TALPE)

Lat: 47.427°NLon: 121.418°WElev: 2972ft.

Light Snow

33°F

1°C

Humidity 84%
Wind Speed N 5 MPH
Barometer 1017.95 mb
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill28°F (-2°C)
Last update 28 Feb 11:22 PM PST
Extended Forecast for

Snoqualmie Pass WA

Winter Weather Advisory until February 29, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until February 29, 04:00pm

    NOW until
    4:00pm Sat

    Winter Weather Advisory

  • Overnight

    Overnight: Snow. Steady temperature around 31. Wind chill values between 19 and 24. West southwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Snow

    Low: 31 °F

  • Saturday

    Saturday: Snow, mainly before 5pm. Some thunder is also possible. High near 34. Wind chill values between 19 and 26. West wind 8 to 11 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Snow

    High: 34 °F

  • Saturday
    Night

    Saturday Night: A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around 24. Wind chill values between 17 and 22. Northwest wind around 7 mph. New snow accumulation of 1 to 2 inches possible.

    Chance Snow
    then Mostly
    Cloudy

    Low: 24 °F

  • Sunday

    Sunday: Partly sunny, with a high near 35. Wind chill values between 18 and 28. Northwest wind around 7 mph.

    Partly Sunny

    High: 35 °F

  • Sunday
    Night

    Sunday Night: A 50 percent chance of snow after 11pm. Mostly cloudy, with a low around 27. West wind 8 to 10 mph. New snow accumulation of 1 to 2 inches possible.

    Chance Snow

    Low: 27 °F

  • Monday

    Monday: Snow likely before 11am, then rain and snow likely. Mostly cloudy, with a high near 37. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Rain/Snow
    Likely

    High: 37 °F

  • Monday
    Night

    Monday Night: Rain and snow, becoming all snow after 2am. Snow level 3500 feet lowering to 3100 feet after midnight . Low around 32. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Rain/Snow

    Low: 32 °F

  • Tuesday

    Tuesday: Snow likely before 8am, then rain and snow likely. Snow level 3700 feet. Cloudy, with a high near 38.

    Rain/Snow
    Likely

    High: 38 °F

Detailed Forecast

Overnight
Snow. Steady temperature around 31. Wind chill values between 19 and 24. West southwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 2 to 4 inches possible.
Saturday
Snow, mainly before 5pm. Some thunder is also possible. High near 34. Wind chill values between 19 and 26. West wind 8 to 11 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Saturday Night
A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around 24. Wind chill values between 17 and 22. Northwest wind around 7 mph. New snow accumulation of 1 to 2 inches possible.
Sunday
Partly sunny, with a high near 35. Wind chill values between 18 and 28. Northwest wind around 7 mph.
Sunday Night
A 50 percent chance of snow after 11pm. Mostly cloudy, with a low around 27. West wind 8 to 10 mph. New snow accumulation of 1 to 2 inches possible.
Monday
Snow likely before 11am, then rain and snow likely. Mostly cloudy, with a high near 37. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Monday Night
Rain and snow, becoming all snow after 2am. Snow level 3500 feet lowering to 3100 feet after midnight . Low around 32. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Snow likely before 8am, then rain and snow likely. Snow level 3700 feet. Cloudy, with a high near 38.
Tuesday Night
Rain and snow likely, becoming all snow after 11pm. Mostly cloudy, with a low around 30.
Wednesday
A chance of snow. Mostly cloudy, with a high near 38.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 29.
Thursday
Rain and snow likely. Cloudy, with a high near 39.
Thursday Night
Rain and snow likely. Snow level 3500 feet lowering to 3100 feet after midnight . Mostly cloudy, with a low around 29.
Friday
Snow likely. Mostly cloudy, with a high near 37.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Snoqualmie Pass WA
 47.43°N 121.41°W (Elev. 3087 ft)
Last Update:
2:13 pm PST Feb 28, 2020
Forecast Valid:
12am PST Feb 29, 2020-6pm PST Mar 5, 2020
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation