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

34°F

1°C

Humidity 100%
Wind Speed NA NA MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 34°F (1°C)
Visibility NA
Last update 21 Mar 05:00 AM PDT
Extended Forecast for

15 Miles N Roslyn WA

  • Today

    Today: Mostly sunny, with a high near 40. Northwest wind 7 to 9 mph, with gusts as high as 18 mph.

    High: 40 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 22. Northwest wind 6 to 8 mph, with gusts as high as 18 mph.

    Low: 22 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 44. East wind around 7 mph becoming west in the morning.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25. Northwest wind 3 to 7 mph.

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 47. West wind around 5 mph.

    High: 47 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of rain and snow after 11pm. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.

    Low: 32 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow, becoming all rain after 2pm. High near 44. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain before 8pm, then rain, possibly mixed with snow. Low around 27. Chance of precipitation is 80%.

    Low: 27 °F

    Rain/Snow

  • Wednesday

    Wednesday: Snow. High near 40. Chance of precipitation is 80%.

    High: 40 °F

    Snow

Detailed Forecast

Today
Mostly sunny, with a high near 40. Northwest wind 7 to 9 mph, with gusts as high as 18 mph.
Tonight
Partly cloudy, with a low around 22. Northwest wind 6 to 8 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 44. East wind around 7 mph becoming west in the morning.
Sunday Night
Partly cloudy, with a low around 25. Northwest wind 3 to 7 mph.
Monday
Partly sunny, with a high near 47. West wind around 5 mph.
Monday Night
A chance of rain and snow after 11pm. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.
Tuesday
Rain and snow, becoming all rain after 2pm. High near 44. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain before 8pm, then rain, possibly mixed with snow. Low around 27. Chance of precipitation is 80%.
Wednesday
Snow. High near 40. Chance of precipitation is 80%.
Wednesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 24.
Thursday
A chance of snow. Partly sunny, with a high near 40.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 21.
Friday
A slight chance of snow. Mostly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles N Roslyn WA
 47.46°N 121.04°W (Elev. 3602 ft)
Last Update:
4:20 am PDT Mar 21, 2026
Forecast Valid:
5am PDT Mar 21, 2026-6pm PDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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