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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Snoqualmie Pass (SNO30)

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

NA

39°F

4°C

Humidity 65%
Wind Speed NA NA MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 28°F (-2°C)
Visibility NA
Last update 21 Mar 03:00 PM PDT
Extended Forecast for

8 Miles NE Snoqualmie Pass WA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 27. West wind around 15 mph, with gusts as high as 24 mph.

    High: 27 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of snow before 11pm, then a slight chance of snow after 5am. Mostly cloudy, with a low around 20. West wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 20 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: A 20 percent chance of snow before 8am. Mostly sunny, with a high near 33. West wind around 9 mph.

    High: 33 °F

    Slight Chance
    Snow then
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 23. North wind 6 to 8 mph.

    Low: 23 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 39. West wind around 7 mph.

    High: 39 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 50 percent chance of snow after 11pm. Mostly cloudy, with a low around 30. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow before 2pm, then rain and snow. High near 34. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 34 °F

    Snow then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all snow after 8pm. Low around 24. Chance of precipitation is 90%.

    Low: 24 °F

    Rain/Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow. High near 30. Chance of precipitation is 90%.

    High: 30 °F

    Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 27. West wind around 15 mph, with gusts as high as 24 mph.
Tonight
A slight chance of snow before 11pm, then a slight chance of snow after 5am. Mostly cloudy, with a low around 20. West wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Sunday
A 20 percent chance of snow before 8am. Mostly sunny, with a high near 33. West wind around 9 mph.
Sunday Night
Mostly cloudy, with a low around 23. North wind 6 to 8 mph.
Monday
Partly sunny, with a high near 39. West wind around 7 mph.
Monday Night
A 50 percent chance of snow after 11pm. Mostly cloudy, with a low around 30. New snow accumulation of less than a half inch possible.
Tuesday
Snow before 2pm, then rain and snow. High near 34. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Rain and snow, becoming all snow after 8pm. Low around 24. Chance of precipitation is 90%.
Wednesday
Snow. High near 30. Chance of precipitation is 90%.
Wednesday Night
Snow, mainly before 11pm. Mostly cloudy, with a low around 20.
Thursday
A chance of snow. Partly sunny, with a high near 30.
Thursday Night
A chance of snow. Partly cloudy, with a low around 20.
Friday
A slight chance of snow. Mostly sunny, with a high near 36.
Friday Night
Partly cloudy, with a low around 24.
Saturday
A slight chance of snow. Sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NE Snoqualmie Pass WA
 47.51°N 121.28°W (Elev. 5768 ft)
Last Update:
3:45 pm PDT Mar 21, 2026
Forecast Valid:
3pm PDT Mar 21, 2026-6pm PDT Mar 28, 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