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

43°F

6°C

Humidity 98%
Wind Speed NA NA MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 42°F (6°C)
Visibility NA
Last update 20 Mar 05:00 PM PDT
Extended Forecast for

11 Miles E Snoqualmie Pass WA

  • Tonight

    Tonight: A chance of rain before 8pm, then a slight chance of rain and snow after 2am. Mostly cloudy, with a low around 30. Northwest wind around 7 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 30 °F

    Chance Rain
    then Slight
    Chance
    Rain/Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 40. Northwest wind around 8 mph, with gusts as high as 18 mph.

    High: 40 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25. West wind 5 to 7 mph.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow before 11am. Mostly sunny, with a high near 44. West wind around 6 mph.

    High: 44 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 27. West wind around 6 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of rain after 11pm, mixing with snow after 2am. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.

    Low: 34 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Tuesday

    Tuesday: Rain likely, possibly mixed with snow before 11am, then rain. High near 45. Chance of precipitation is 90%.

    High: 45 °F

    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: Rain before 11pm, then rain and snow likely. Low around 30. Chance of precipitation is 90%.

    Low: 30 °F

    Rain/Snow

Detailed Forecast

Tonight
A chance of rain before 8pm, then a slight chance of rain and snow after 2am. Mostly cloudy, with a low around 30. Northwest wind around 7 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday
Mostly sunny, with a high near 40. Northwest wind around 8 mph, with gusts as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 25. West wind 5 to 7 mph.
Sunday
A 20 percent chance of snow before 11am. Mostly sunny, with a high near 44. West wind around 6 mph.
Sunday Night
Mostly cloudy, with a low around 27. West wind around 6 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 50.
Monday Night
A chance of rain after 11pm, mixing with snow after 2am. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Tuesday
Rain likely, possibly mixed with snow before 11am, then rain. High near 45. Chance of precipitation is 90%.
Tuesday Night
Rain before 11pm, then rain and snow likely. Low around 30. Chance of precipitation is 90%.
Wednesday
Snow, possibly mixed with rain. Partly sunny, with a high near 40.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 25.
Thursday
A slight chance of snow. Mostly sunny, with a high near 42.
Thursday Night
Mostly clear, with a low around 24.
Friday
Mostly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles E Snoqualmie Pass WA
 47.42°N 121.16°W (Elev. 2818 ft)
Last Update:
4:15 pm PDT Mar 20, 2026
Forecast Valid:
6pm PDT Mar 20, 2026-6pm PDT Mar 27, 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