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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

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

Partly Cloudy

55°F

13°C

Humidity 83%
Wind Speed S 4 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 17 Jun 07:53 AM PDT
Extended Forecast for

Des Moines WA

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 77. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 77 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. North northeast wind 3 to 7 mph.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. North wind 5 to 9 mph.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58. North wind 5 to 9 mph becoming light north northeast after midnight.

    Low: 58 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 85. Calm wind becoming north around 6 mph in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 77. Calm wind becoming north northwest around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 55. North northeast wind 3 to 7 mph.
Thursday
Sunny, with a high near 80. North wind 5 to 9 mph.
Thursday Night
Partly cloudy, with a low around 58. North wind 5 to 9 mph becoming light north northeast after midnight.
Juneteenth
Mostly sunny, with a high near 85. Calm wind becoming north around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 78.
Saturday Night
Clear, with a low around 54.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Des Moines WA
 47.39°N 122.32°W (Elev. 75 ft)
Last Update:
11:26 pm PDT Jun 16, 2026
Forecast Valid:
8am PDT Jun 17, 2026-6pm PDT Jun 23, 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