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

Tracking Late Season Winter Storms

A moderate atmospheric river will continue to bring heavy snow over the Olympics, northern Cascades and northern Rockies Friday while heavy rain may bring flooding to coastal Oregon and Washington. A winter storm will continue to push across the Great Lakes and Northeast U.S. Friday and Saturday with areas of heavy snow and high winds. Read More >

Hazardous Weather Conditions

Current conditions at

ALPENTAL EXIT (TALPE)

Lat: 47.427°NLon: 121.418°WElev: 2972.0ft.

snow

29°F

-2°C

Humidity 99%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility 0.41 mi
Last update 13 Mar 12:51 AM PDT
Extended Forecast for

Snoqualmie Pass WA

Winter Storm Warning March 13, 01:01am until March 14, 05:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 13, 01:01am until March 14, 05:00am

    NOW until 5:00am Sat

    Winter Storm Warning

  • Overnight

    Low: 27 °F

    Heavy Snow

  • Friday

    Friday: Snow, mainly before 4pm. The snow could be heavy at times. High near 31. Light west wind. Chance of precipitation is 90%. New snow accumulation of 8 to 12 inches possible.

    High: 31 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow. Low around 23. Calm wind. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 23 °F

    Snow

  • Saturday

    Saturday: Snow. High near 28. Wind chill values between 18 and 23. West northwest wind 3 to 7 mph. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 28 °F

    Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 19. West northwest wind around 6 mph becoming calm in the evening. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow

  • Sunday

    Sunday: Snow, mainly after 11am. High near 33. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 33 °F

    Snow

  • Sunday Night

    Sunday Night: Rain, possibly mixed with snow, becoming all rain after 2am. Low around 31. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Rain/Snow

  • Monday

    Monday: Rain. Mostly cloudy, with a high near 41.

    High: 41 °F

    Rain

Detailed Forecast

Overnight
Snow. The snow could be heavy at times. Low around 27. Calm wind. Chance of precipitation is 100%. Total nighttime snow accumulation of 12 to 18 inches possible.
Friday
Snow, mainly before 4pm. The snow could be heavy at times. High near 31. Light west wind. Chance of precipitation is 90%. New snow accumulation of 8 to 12 inches possible.
Friday Night
Snow. Low around 23. Calm wind. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday
Snow. High near 28. Wind chill values between 18 and 23. West northwest wind 3 to 7 mph. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 19. West northwest wind around 6 mph becoming calm in the evening. New snow accumulation of less than a half inch possible.
Sunday
Snow, mainly after 11am. High near 33. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Rain, possibly mixed with snow, becoming all rain after 2am. Low around 31. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday
Rain. Mostly cloudy, with a high near 41.
Monday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 35.
Tuesday
Rain likely. Mostly cloudy, with a high near 47.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 37.
Wednesday
Rain. Cloudy, with a high near 45.
Wednesday Night
Rain. Mostly cloudy, with a low around 36.
Thursday
Rain and snow likely. Mostly cloudy, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Snoqualmie Pass WA
 47.43°N 121.41°W (Elev. 3087 ft)
Last Update:
8:01 pm PDT Mar 12, 2026
Forecast Valid:
1am PDT Mar 13, 2026-6pm PDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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