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

Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

Snoqualmie Pass (SNO30)

Lat: 47.42487°NLon: 121.41395°WElev: 3010.0ft.

NA

30°F

-1°C

Humidity 97%
Wind Speed NA NA MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 29°F (-2°C)
Visibility NA
Last update 13 Mar 03:00 AM PDT
Extended Forecast for

Snoqualmie Pass WA

Winter Storm Warning March 13, 03:37pm until March 14, 05:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 13, 03:37pm until March 14, 05:00am

    NOW until 5:00am Sat

    Winter Storm Warning

  • This Afternoon

    High: 33 °F

    Rain/Snow

  • Tonight

    Tonight: Snow, possibly mixed with rain, becoming all snow after 11pm. The snow could be heavy at times. Low around 26. Calm wind becoming northwest around 6 mph after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 26 °F

    Rain/Snow
    then Heavy
    Snow

  • Saturday

    Saturday: Snow likely, mainly before 8am. The snow could be heavy at times. Cloudy, then gradually becoming mostly sunny, with a high near 30. West wind around 7 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    High: 30 °F

    Heavy Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around 20. West wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph.

    Low: 20 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Snow likely before 2pm, then rain likely, possibly mixed with snow. Mostly cloudy, with a high near 35. Light south wind. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: Rain, possibly mixed with snow, becoming all rain after 11pm. Low around 33. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow
    then Rain

  • Monday

    Monday: Rain. High near 43. Chance of precipitation is 90%.

    High: 43 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 38. Chance of precipitation is 80%.

    Low: 38 °F

    Rain

Detailed Forecast

This Afternoon
Rain and snow. High near 33. Calm wind. Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 7 inches possible.
Tonight
Snow, possibly mixed with rain, becoming all snow after 11pm. The snow could be heavy at times. Low around 26. Calm wind becoming northwest around 6 mph after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Saturday
Snow likely, mainly before 8am. The snow could be heavy at times. Cloudy, then gradually becoming mostly sunny, with a high near 30. West wind around 7 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around 20. West wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Sunday
Snow likely before 2pm, then rain likely, possibly mixed with snow. Mostly cloudy, with a high near 35. Light south wind. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Sunday Night
Rain, possibly mixed with snow, becoming all rain after 11pm. Low around 33. Chance of precipitation is 90%. Little or no snow accumulation expected.
Monday
Rain. High near 43. Chance of precipitation is 90%.
Monday Night
Rain. Low around 38. Chance of precipitation is 80%.
Tuesday
Rain. High near 44. Chance of precipitation is 90%.
Tuesday Night
Rain. Mostly cloudy, with a low around 40.
Wednesday
Rain. Mostly cloudy, with a high near 45.
Wednesday Night
Rain. Mostly cloudy, with a low around 40.
Thursday
Rain. Mostly cloudy, with a high near 46.
Thursday Night
Rain likely. Mostly cloudy, with a low around 39.
Friday
Rain and snow likely. Mostly cloudy, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Snoqualmie Pass WA
 47.42°N 121.44°W (Elev. 2569 ft)
Last Update:
3:30 pm PDT Mar 13, 2026
Forecast Valid:
3pm PDT Mar 13, 2026-6pm PDT Mar 20, 2026
 
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