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

Critical Fire Weather in the High Plains; Heat Continues in the West

Critical fire weather conditions will persist in the central High Plains through Friday as gusty winds and dry conditions continue. The heat wave across the West and Southwest will continue to intensify through the week, with daily and monthly record highs expected to be broken. Read More >

Hazardous Weather Conditions

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

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

Mostly Cloudy

50°F

10°C

Humidity 96%
Wind Speed SSW 13 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 18 Mar 08:53 PM PDT
Extended Forecast for

Federal Way WA

Flood Watch March 18, 09:12pm until March 20, 05:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch March 18, 09:12pm until March 20, 05:00pm

    NOW until 5:00pm Fri

    Flood Watch

  • Tonight

    Low: 51 °F

    Rain Likely
    then Rain

  • Thursday

    Thursday: Rain. High near 57. South southwest wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 52. South southwest wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Rain

  • Friday

    Friday: Rain. High near 57. South southwest wind 8 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain

  • Friday Night

    Friday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 39. Southwest wind 6 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Rain Likely
    then Chance
    Rain

  • Saturday

    Saturday: A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 51.

    High: 51 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of rain after 11am. Partly sunny, with a high near 53.

    High: 53 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Rain, mainly after 11pm. Low around 51. South southwest wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain. High near 57. South southwest wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 52. South southwest wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 57. South southwest wind 8 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 39. Southwest wind 6 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 35.
Sunday
A slight chance of rain after 11am. Partly sunny, with a high near 53.
Sunday Night
Mostly cloudy, with a low around 38.
Monday
A slight chance of rain after 11am. Mostly cloudy, with a high near 55.
Monday Night
A chance of rain. Mostly cloudy, with a low around 42.
Tuesday
Rain. Cloudy, with a high near 53.
Tuesday Night
Rain. Cloudy, with a low around 40.
Wednesday
Rain. Mostly cloudy, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Federal Way WA
 47.33°N 122.33°W (Elev. 390 ft)
Last Update:
8:16 pm PDT Mar 18, 2026
Forecast Valid:
9pm PDT Mar 18, 2026-6pm PDT Mar 25, 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