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

35°F

2°C

Humidity 100%
Wind Speed NA NA MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 35°F (2°C)
Visibility NA
Last update 21 Mar 02:00 AM PDT
Extended Forecast for

14 Miles N Roslyn WA

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 33. Northwest wind around 5 mph.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 37. Northwest wind 5 to 7 mph.

    High: 37 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24. Northwest wind 3 to 6 mph.

    Low: 24 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 42. Calm wind becoming west around 5 mph in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27. Light northwest wind.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of snow after 11pm. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Snow

  • Tuesday

    Tuesday: Rain, possibly mixed with snow. High near 42. Chance of precipitation is 100%.

    High: 42 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow, becoming all snow after 2am. Low around 28. Chance of precipitation is 80%.

    Low: 28 °F

    Rain/Snow

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 33. Northwest wind around 5 mph.
Saturday
Mostly sunny, with a high near 37. Northwest wind 5 to 7 mph.
Saturday Night
Partly cloudy, with a low around 24. Northwest wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 42. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 27. Light northwest wind.
Monday
Partly sunny, with a high near 45.
Monday Night
A 40 percent chance of snow after 11pm. Mostly cloudy, with a low around 34.
Tuesday
Rain, possibly mixed with snow. High near 42. Chance of precipitation is 100%.
Tuesday Night
Rain, possibly mixed with snow, becoming all snow after 2am. Low around 28. Chance of precipitation is 80%.
Wednesday
Snow. Mostly sunny, with a high near 38.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 25.
Thursday
A chance of snow. Partly sunny, with a high near 38.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 23.
Friday
A slight chance of snow. Mostly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles N Roslyn WA
 47.45°N 121.1°W (Elev. 3950 ft)
Last Update:
2:25 am PDT Mar 21, 2026
Forecast Valid:
2am PDT Mar 21, 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