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

41°F

5°C

Humidity 99%
Wind Speed NA NA MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 41°F (5°C)
Visibility NA
Last update 20 Mar 05:00 AM PDT
Extended Forecast for

15 Miles N Roslyn WA

  • Overnight

    Overnight: Rain. Low around 42. Southwest wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain

  • Friday

    Friday: Rain. High near 47. West wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Rain

  • Friday Night

    Friday Night: Rain likely before 11pm, then a slight chance of rain and snow between 11pm and 2am, then a slight chance of snow after 2am. Mostly cloudy, with a low around 29. Northwest wind around 8 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 29 °F

    Rain/Snow
    Likely then
    Slight Chance
    Rain/Snow

  • Saturday

    Saturday: A 30 percent chance of snow, mainly between 8am and 11am. Mostly sunny, with a high near 40. West wind 7 to 9 mph, with gusts as high as 18 mph.

    High: 40 °F

    Chance Snow
    then Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23. West wind 7 to 9 mph, with gusts as high as 18 mph.

    Low: 23 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow. Mostly sunny, with a high near 42.

    High: 42 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of rain and snow after 11pm. Mostly cloudy, with a low around 33. Chance of precipitation is 40%.

    Low: 33 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
Rain. Low around 42. Southwest wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain. High near 47. West wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain likely before 11pm, then a slight chance of rain and snow between 11pm and 2am, then a slight chance of snow after 2am. Mostly cloudy, with a low around 29. Northwest wind around 8 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
A 30 percent chance of snow, mainly between 8am and 11am. Mostly sunny, with a high near 40. West wind 7 to 9 mph, with gusts as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 23. West wind 7 to 9 mph, with gusts as high as 18 mph.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 42.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
Partly sunny, with a high near 48.
Monday Night
A chance of rain and snow after 11pm. Mostly cloudy, with a low around 33. Chance of precipitation is 40%.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 5pm. Mostly cloudy, with a high near 44.
Tuesday Night
Rain and snow. Mostly cloudy, with a low around 28.
Wednesday
Snow. Mostly sunny, with a high near 38.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 22.
Thursday
A chance of snow. Mostly sunny, with a high near 41.
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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 20, 2026
Forecast Valid:
5am PDT Mar 20, 2026-6pm PDT Mar 26, 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