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

Hazardous Weather Conditions

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

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

Fog

34°F

1°C

Humidity 100%
Wind Speed E 3 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 34°F (1°C)
Visibility 0.25 mi
Last update 01 Jan 02:20 AM PST
Extended Forecast for

Seattle-Tacoma International Airport WA

Dense Fog Advisory January 1, 02:43am until January 1, 10:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory January 1, 02:43am until January 1, 10:00am

    NOW until 10:00am Thu

    Dense Fog Advisory

  • Overnight

    Low: 34 °F

    Dense Fog

  • New Year's Day

    New Year's Day: A 50 percent chance of rain after 1pm. Widespread dense fog before 10am. Otherwise, cloudy, with a high near 44. South wind around 6 mph becoming light and variable in the afternoon.

    High: 44 °F

    Slight Chance
    Rain and
    Dense Fog
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain, mainly after 10pm. Low around 40. North northeast wind around 6 mph becoming south southeast after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Rain

  • Friday

    Friday: Rain. High near 50. South southwest wind 9 to 11 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain

  • Friday Night

    Friday Night: Rain likely. Mostly cloudy, with a low around 45. East northeast wind around 9 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain Likely

  • Saturday

    Saturday: Rain. High near 52. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 44. Chance of precipitation is 90%.

    Low: 44 °F

    Rain

  • Sunday

    Sunday: Rain likely. Mostly cloudy, with a high near 51.

    High: 51 °F

    Rain Likely

Detailed Forecast

Overnight
Widespread dense fog. Otherwise, mostly cloudy, with a low around 34. Calm wind becoming south around 5 mph.
New Year's Day
A 50 percent chance of rain after 1pm. Widespread dense fog before 10am. Otherwise, cloudy, with a high near 44. South wind around 6 mph becoming light and variable in the afternoon.
Thursday Night
Rain, mainly after 10pm. Low around 40. North northeast wind around 6 mph becoming south southeast after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain. High near 50. South southwest wind 9 to 11 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain likely. Mostly cloudy, with a low around 45. East northeast wind around 9 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. High near 52. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 44. Chance of precipitation is 90%.
Sunday
Rain likely. Mostly cloudy, with a high near 51.
Sunday Night
Rain likely. Mostly cloudy, with a low around 42.
Monday
A chance of rain. Mostly cloudy, with a high near 48.
Monday Night
A chance of rain. Mostly cloudy, with a low around 40.
Tuesday
A chance of rain. Mostly cloudy, with a high near 47.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 40.
Wednesday
Rain likely. Mostly cloudy, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Seattle-Tacoma International Airport WA
 47.46°N 122.31°W (Elev. 400 ft)
Last Update:
1:25 am PST Jan 1, 2026
Forecast Valid:
2am PST Jan 1, 2026-6pm PST Jan 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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