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 >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

Lat: 47.44472°NLon: 122.31361°WElev: 427.0ft.

Clear

41°F

5°C

Humidity 70%
Wind Speed S 13 MPH
Barometer 30.38 in (1028.79 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 22 Mar 02:20 AM PDT
Extended Forecast for

5 Miles SSE Vashon WA

  • Overnight

    Overnight: Mostly clear, with a low around 38. South wind around 7 mph.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 52. Calm wind becoming north around 6 mph in the afternoon.

    High: 52 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37. North wind 5 to 7 mph.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Increasing clouds, with a high near 53. North northeast wind around 6 mph.

    High: 53 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A 40 percent chance of rain after 11pm. Cloudy, with a low around 43. North wind around 6 mph becoming light and variable in the evening.

    Low: 43 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain. High near 53. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 53 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 42. Chance of precipitation is 90%.

    Low: 42 °F

    Rain

  • Wednesday

    Wednesday: Rain. Mostly cloudy, with a high near 51.

    High: 51 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 38. South wind around 7 mph.
Sunday
Partly sunny, with a high near 52. Calm wind becoming north around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 37. North wind 5 to 7 mph.
Monday
Increasing clouds, with a high near 53. North northeast wind around 6 mph.
Monday Night
A 40 percent chance of rain after 11pm. Cloudy, with a low around 43. North wind around 6 mph becoming light and variable in the evening.
Tuesday
Rain. High near 53. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday Night
Rain. Low around 42. Chance of precipitation is 90%.
Wednesday
Rain. Mostly cloudy, with a high near 51.
Wednesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 37.
Thursday
A chance of rain. Partly sunny, with a high near 53.
Thursday Night
Mostly clear, with a low around 37.
Friday
Mostly sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 39.
Saturday
A slight chance of rain. Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Vashon WA
 47.38°N 122.44°W (Elev. 164 ft)
Last Update:
11:27 pm PDT Mar 21, 2026
Forecast Valid:
2am PDT Mar 22, 2026-6pm PDT Mar 28, 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