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 >

Current conditions at

SEATTLE WEATHER FORECAST OFFICE (SEAW1)

Lat: 47.68528°NLon: 122.25111°WElev: 29.0ft.

NA

46°F

8°C

Humidity 79%
Wind Speed NNE 10 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 40°F (4°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 21 Mar 01:30 AM PDT
Extended Forecast for

Duvall WA

Flood Warning March 21, 02:17am until March 22, 12:55pm
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning March 21, 02:17am until March 22, 12:55pm

    NOW until 12:55pm Sun

    Flood Warning

  • Overnight

    Low: 41 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A 20 percent chance of rain between 8am and 9am.  Partly sunny, with a high near 48. North northwest wind around 5 mph becoming calm  in the morning.

    High: 48 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 4am.  Partly cloudy, with a low around 36. Light and variable wind.

    Low: 36 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: A chance of rain and snow before 11am, then a slight chance of rain.  Partly sunny, with a high near 52. Calm wind.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 52 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 50 percent chance of rain after 11pm.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain.  Cloudy, with a high near 53.

    High: 53 °F

    Rain

Detailed Forecast

Overnight
A slight chance of rain between 3am and 5am. Mostly cloudy, with a steady temperature around 41. North northwest wind 3 to 5 mph. Chance of precipitation is 20%.
Saturday
A 20 percent chance of rain between 8am and 9am. Partly sunny, with a high near 48. North northwest wind around 5 mph becoming calm in the morning.
Saturday Night
A 20 percent chance of rain after 4am. Partly cloudy, with a low around 36. Light and variable wind.
Sunday
A chance of rain and snow before 11am, then a slight chance of rain. Partly sunny, with a high near 52. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
Mostly cloudy, with a low around 34. Calm wind.
Monday
Mostly cloudy, with a high near 52.
Monday Night
A 50 percent chance of rain after 11pm. Mostly cloudy, with a low around 40.
Tuesday
Rain. Cloudy, with a high near 53.
Tuesday Night
Rain. Cloudy, with a low around 39.
Wednesday
Rain. Cloudy, with a high near 51.
Wednesday Night
Rain. Mostly cloudy, with a low around 36.
Thursday
A chance of rain. Partly sunny, with a high near 51.
Thursday Night
A chance of rain and snow. Partly cloudy, with a low around 34.
Friday
A slight chance of rain and snow. Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Duvall WA
 47.74°N 121.98°W (Elev. 233 ft)
11:27 pm PDT Mar 20, 2026
2am PDT Mar 21, 2026-6pm PDT Mar 27, 2026
 
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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