Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

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

Overcast

45°F

7°C

Humidity 75%
Wind Speed S 11 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 14 Apr 04:15 AM PDT
Extended Forecast for

5 Miles WSW Des Moines WA

  • Overnight

    Overnight: A 30 percent chance of rain, mainly before 5am.  Mostly cloudy, with a low around 45. South southwest wind around 13 mph.

    Low: 45 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain, mainly after 9am.  Steady temperature around 47. South wind 15 to 21 mph, with gusts as high as 28 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before midnight.  Low around 39. South southeast wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 26 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain then
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, then showers and possibly a thunderstorm after 11am.  High near 50. Southwest wind 6 to 9 mph.  Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 50 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain likely before 11pm.  Mostly cloudy, with a low around 37. West wind 5 to 9 mph becoming south after midnight.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Rain Likely
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly before 5am. Mostly cloudy, with a low around 45. South southwest wind around 13 mph.
Tuesday
Rain, mainly after 9am. Steady temperature around 47. South wind 15 to 21 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain, mainly before midnight. Low around 39. South southeast wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A chance of rain, then showers and possibly a thunderstorm after 11am. High near 50. Southwest wind 6 to 9 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain likely before 11pm. Mostly cloudy, with a low around 37. West wind 5 to 9 mph becoming south after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Partly sunny, with a high near 55.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Partly sunny, with a high near 64.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 48.
Sunday
Rain likely. Mostly cloudy, with a high near 58.
Sunday Night
Rain likely. Mostly cloudy, with a low around 45.
Monday
A chance of rain. Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Des Moines WA
 47.38°N 122.41°W (Elev. 351 ft)
11:27 pm PDT Apr 13, 2026
4am PDT Apr 14, 2026-6pm PDT Apr 20, 2026
 
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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