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

48°F

9°C

Humidity 83%
Wind Speed N 7 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 43°F (6°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 20 Mar 09:30 PM PDT
Extended Forecast for

Seattle-University WA

Flood Watch March 20, 10:27pm until March 21, 05:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch March 20, 10:27pm until March 21, 05:00pm

    NOW until 5:00pm Sat

    Flood Watch

  • Tonight

    Low: 41 °F

    Chance Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 11am.  Partly sunny, with a high near 49. Light north wind.

    High: 49 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after 11pm.  Mostly cloudy, with a low around 38. Calm wind becoming south around 5 mph after midnight.

    Low: 38 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain and snow before 11am, then a slight chance of rain.  Partly sunny, with a high near 53. South wind 3 to 5 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 53 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39. Light north wind.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 53.

    High: 53 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 30 percent chance of rain after 11pm.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

  • Tuesday

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

    High: 53 °F

    Rain

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 41. North wind 3 to 6 mph.
Saturday
A 20 percent chance of rain before 11am. Partly sunny, with a high near 49. Light north wind.
Saturday Night
A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 38. Calm wind becoming south around 5 mph after midnight.
Sunday
A chance of rain and snow before 11am, then a slight chance of rain. Partly sunny, with a high near 53. South wind 3 to 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
Mostly cloudy, with a low around 39. Light north wind.
Monday
Mostly cloudy, with a high near 53.
Monday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 41.
Tuesday
Rain. Cloudy, with a high near 53.
Tuesday Night
Rain. Cloudy, with a low around 42.
Wednesday
Rain. Cloudy, with a high near 52.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 36.
Thursday
A slight chance of rain. Mostly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Seattle-University WA
 47.65°N 122.3°W (Elev. 33 ft)
11:27 am PDT Mar 20, 2026
10pm PDT Mar 20, 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