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

Hazardous Spring Weather Shifts to the Eastern and Northwest U.S. Wednesday

Isolated to scattered severe thunderstorms are expected Wednesday from the ArkLaTex and Lower Mississippi Valley northeastward through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat from east Texas into Upstate New York. A moderate atmospheric river will bring heavy snow and high winds to the Northwest U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

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

light rain,mist

39°F

4°C

Humidity 93%
Wind Speed S 11 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 37°F (3°C)
Visibility 5.00 mi
Wind Chill32°F (0°C)
Last update 11 Mar 04:20 AM PDT
Extended Forecast for

Seatac WA

Wind Advisory March 11, 03:00pm until March 12, 06:00am
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: Rain likely, mainly before 5am. Cloudy, with a low around 39. South wind around 9 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain, mainly after 7am. High near 51. Breezy, with a south southeast wind 7 to 12 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 51 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers. Low around 40. Breezy, with a southwest wind 18 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Showers and
    Breezy

  • Thursday

    Thursday: Rain. High near 45. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 36. South southwest wind 5 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 36 °F

    Rain

  • Friday

    Friday: Rain. High near 42. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain

  • Friday Night

    Friday Night: Rain before 5am, then rain likely, possibly mixed with snow showers. Low around 34. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain then
    Rain/Snow
    Likely

  • Saturday

    Saturday: Rain and snow showers likely before 11am, then a chance of rain showers. Partly sunny, with a high near 46.

    High: 46 °F

    Rain/Snow
    Likely then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of rain showers before 11pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
Rain likely, mainly before 5am. Cloudy, with a low around 39. South wind around 9 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain, mainly after 7am. High near 51. Breezy, with a south southeast wind 7 to 12 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers. Low around 40. Breezy, with a southwest wind 18 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain. High near 45. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 36. South southwest wind 5 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Rain. High near 42. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain before 5am, then rain likely, possibly mixed with snow showers. Low around 34. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday
Rain and snow showers likely before 11am, then a chance of rain showers. Partly sunny, with a high near 46.
Saturday Night
A slight chance of rain showers before 11pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 34.
Sunday
A chance of rain and snow showers before 8am, then rain likely. Cloudy, with a high near 46.
Sunday Night
Rain. Cloudy, with a low around 40.
Monday
Rain likely. Mostly cloudy, with a high near 56.
Monday Night
Rain likely. Mostly cloudy, with a low around 45.
Tuesday
Rain likely. Mostly cloudy, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Seatac WA
 47.44°N 122.3°W (Elev. 358 ft)
Last Update:
2:26 am PDT Mar 11, 2026
Forecast Valid:
4am PDT Mar 11, 2026-6pm PDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation