Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

SEATTLE WEATHER FORECAST OFFICE (SEAW1)

Lat: 47.68528°NLon: 122.25111°WElev: 29.0ft.

NA

66°F

19°C

Humidity 74%
Wind Speed WNW 3 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 57°F (14°C)
Visibility NA
Last update 22 Aug 09:30 PM PDT
Extended Forecast for

3 Miles WSW Sammamish WA

  • Tonight

    Tonight: A 10 percent chance of rain after 3am.  Mostly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Cloudy then
    Slight Chance
    Rain

  • Sunday

    Sunday: Partly sunny, with a high near 78. Light and variable wind.

    High: 78 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 81. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 11pm.  Partly cloudy, with a low around 57.

    Low: 57 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
A 10 percent chance of rain after 3am. Mostly cloudy, with a low around 60. Calm wind.
Sunday
Partly sunny, with a high near 78. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 55. Calm wind.
Monday
Sunny, with a high near 81. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 58. North northwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Partly sunny, with a high near 77.
Wednesday Night
A slight chance of rain after 11pm. Partly cloudy, with a low around 57.
Thursday
A slight chance of rain. Partly sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Partly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Partly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Sammamish WA
 47.6°N 122.09°W (Elev. 200 ft)
11:26 am PDT Aug 22, 2026
10pm PDT Aug 22, 2026-6pm PDT Aug 29, 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