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 >

Current conditions at

EW6690 Maple Valley (E6690)

Lat: 47.442°NLon: 122.01433°WElev: 742.16ft.

NA

30°F

-1°C

Humidity 1%
Wind Speed SE 0 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint -57°F (-49°C)
Visibility NA
Last update 13 Mar 10:54 AM PDT
Extended Forecast for

5 Miles WSW Snoqualmie WA

Winter Weather Advisory until March 13, 03:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until March 13, 03:00pm

    NOW until 3:00pm Fri

    Winter Weather Advisory

  • Today

    High: 33 °F

    Snow and
    Areas
    Freezing Fog

  • Tonight

    Tonight: Snow, mainly before 4am.  Patchy fog before 10pm. Low around 26. West wind 3 to 5 mph.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 26 °F

    Snow and
    Patchy Fog

  • Saturday

    Saturday: Snow.  High near 36. Wind chill values between 20 and 30. West southwest wind 6 to 8 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 36 °F

    Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 11pm.  Mostly cloudy, with a low around 23. Wind chill values between 16 and 21. North wind 5 to 7 mph becoming east southeast after midnight.

    Low: 23 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: Snow likely, mainly between 11am and 5pm.  Mostly cloudy, with a high near 39. East southeast wind 5 to 7 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Rain, possibly mixed with snow, becoming all rain after 8pm.  Low around 34. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow
    then Rain
    Likely

  • Monday

    Monday: Rain.  High near 45. Chance of precipitation is 80%.

    High: 45 °F

    Rain

  • Monday Night

    Monday Night: Rain likely.  Cloudy, with a low around 39.

    Low: 39 °F

    Rain Likely

Detailed Forecast

Today
Snow. Areas of fog after noon. Areas of freezing fog before noon. High near 33. Wind chill values between 25 and 30. Northwest wind 3 to 5 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 5 inches possible.
Tonight
Snow, mainly before 4am. Patchy fog before 10pm. Low around 26. West wind 3 to 5 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Saturday
Snow. High near 36. Wind chill values between 20 and 30. West southwest wind 6 to 8 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 23. Wind chill values between 16 and 21. North wind 5 to 7 mph becoming east southeast after midnight.
Sunday
Snow likely, mainly between 11am and 5pm. Mostly cloudy, with a high near 39. East southeast wind 5 to 7 mph. 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 8pm. Low around 34. Chance of precipitation is 90%. Little or no snow accumulation expected.
Monday
Rain. High near 45. Chance of precipitation is 80%.
Monday Night
Rain likely. Cloudy, with a low around 39.
Tuesday
Rain. Cloudy, with a high near 50.
Tuesday Night
Rain. Cloudy, with a low around 42.
Wednesday
Rain. Cloudy, with a high near 50.
Wednesday Night
Rain. Cloudy, with a low around 43.
Thursday
Rain. Mostly cloudy, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Snoqualmie WA
 47.49°N 121.94°W (Elev. 2434 ft)
8:00 am PDT Mar 13, 2026
11am PDT Mar 13, 2026-6pm PDT Mar 19, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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