National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Major Early Spring Storm Impacting the Country

Heavy snow, significant ice accumulations, and blizzard conditions are likely across parts of the Northern Plains into the Upper Great Lakes. South of the winter weather, a regional outbreak of severe storms with some flash flooding is expected across parts of the Mid-Mississippi Valley and Mid-South into the Ohio Valley. Gusty winds may bring critical fire weather to the Central/Southern Plains. Read More >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

Lat: 47.44472°NLon: 122.31361°WElev: 427ft.

Overcast

48°F

9°C

Humidity 49%
Wind Speed SW 12 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 30 Mar 06:55 PM PDT
Extended Forecast for

Seattle-Tacoma International Airport WA

  • Tonight

    Tonight: A 40 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 42. South southwest wind 9 to 14 mph.

    Chance
    Showers

    Low: 42 °F

  • Friday

    Friday: Rain. High near 49. South southwest wind 11 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Rain

    High: 49 °F

  • Friday
    Night

    Friday Night: Rain. Low around 39. South southwest wind 11 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Rain

    Low: 39 °F

  • Saturday

    Saturday: Rain before 11am, then showers and possibly a thunderstorm after 11am. Some of the storms could produce small hail. High near 49. South southwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Showers

    High: 49 °F

  • Saturday
    Night

    Saturday Night: Showers. Low around 37. South wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Showers

    Low: 37 °F

  • Sunday

    Sunday: Showers likely, then showers and possibly a thunderstorm after 11am. Some of the storms could produce small hail. High near 48. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Showers

    High: 48 °F

  • Sunday
    Night

    Sunday Night: A chance of rain showers before 11pm, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 36. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Chance
    Rain/Snow
    then Slight
    Chance
    Rain/Snow

    Low: 36 °F

  • Monday

    Monday: A chance of showers after 11am. Mostly cloudy, with a high near 49.

    Chance
    Showers

    High: 49 °F

  • Monday
    Night

    Monday Night: A chance of rain showers before 2am, then a slight chance of rain and snow showers. Partly cloudy, with a low around 36.

    Chance
    Showers then
    Slight Chance
    Rain/Snow

    Low: 36 °F

Detailed Forecast

Tonight
A 40 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 42. South southwest wind 9 to 14 mph.
Friday
Rain. High near 49. South southwest wind 11 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain. Low around 39. South southwest wind 11 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain before 11am, then showers and possibly a thunderstorm after 11am. Some of the storms could produce small hail. High near 49. South southwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers. Low around 37. South wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers likely, then showers and possibly a thunderstorm after 11am. Some of the storms could produce small hail. High near 48. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of rain showers before 11pm, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 36. Chance of precipitation is 50%. Little or no snow accumulation expected.
Monday
A chance of showers after 11am. Mostly cloudy, with a high near 49.
Monday Night
A chance of rain showers before 2am, then a slight chance of rain and snow showers. Partly cloudy, with a low around 36.
Tuesday
A slight chance of rain and snow showers before 11am, then a slight chance of rain showers. Partly sunny, with a high near 52.
Tuesday Night
Partly cloudy, with a low around 36.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 55.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 38.
Thursday
A chance of rain. Partly sunny, with a high near 55.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Seattle-Tacoma International Airport WA
 47.46°N 122.31°W (Elev. 400 ft)
Last Update:
3:40 pm PDT Mar 30, 2023
Forecast Valid:
7pm PDT Mar 30, 2023-6pm PDT Apr 6, 2023
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation