Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

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

Clear

39°F

4°C

Humidity 69%
Wind Speed E 8 MPH
Barometer 30.42 in (1030.14 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 14 Mar 11:00 PM PDT
Extended Forecast for

Seattle-Tacoma International Airport WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. Southeast wind around 5 mph becoming calm  after midnight.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of rain, mainly after 2pm.  Mostly cloudy, with a high near 47. Calm wind becoming south around 5 mph in the afternoon.

    High: 47 °F

    Slight Chance
    Rain then
    Chance Rain

  • Sunday Night

    Sunday Night: Rain.  Low around 41. South southeast wind 5 to 7 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Rain then
    Rain Likely

  • Monday

    Monday: Rain.  High near 54. South wind 9 to 11 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Rain

  • Monday Night

    Monday Night: Rain likely, mainly after 11pm.  Cloudy, with a low around 47. South wind around 11 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain.  High near 54. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 49. Chance of precipitation is 90%.

    Low: 49 °F

    Rain

  • Wednesday

    Wednesday: Rain.  Cloudy, with a high near 56.

    High: 56 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Cloudy, with a low around 50.

    Low: 50 °F

    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 31. Southeast wind around 5 mph becoming calm after midnight.
Sunday
A 50 percent chance of rain, mainly after 2pm. Mostly cloudy, with a high near 47. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Rain. Low around 41. South southeast wind 5 to 7 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain. High near 54. South wind 9 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain likely, mainly after 11pm. Cloudy, with a low around 47. South wind around 11 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 54. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain. Low around 49. Chance of precipitation is 90%.
Wednesday
Rain. Cloudy, with a high near 56.
Wednesday Night
Rain. Cloudy, with a low around 50.
Thursday
Rain. Cloudy, with a high near 58.
Thursday Night
Rain likely. Cloudy, with a low around 50.
Friday
Rain likely. Mostly cloudy, with a high near 59.
Friday Night
A chance of rain. Mostly cloudy, with a low around 47.
Saturday
A chance of rain. Mostly cloudy, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Seattle-Tacoma International Airport WA
 47.46°N 122.31°W (Elev. 400 ft)
8:01 pm PDT Mar 14, 2026
11pm PDT Mar 14, 2026-6pm PDT Mar 21, 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