Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

SEATTLE WEATHER FORECAST OFFICE (SEAW1)

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

NA

67°F

19°C

Humidity 73%
Wind Speed W 3 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 58°F (14°C)
Visibility NA
Last update 18 Aug 10:30 PM PDT
Extended Forecast for

Bellevue WA

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Light south southwest wind.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 81. Light and variable wind.

    High: 81 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 83. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 83 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain.  Mostly cloudy, with a high near 73.

    High: 73 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A slight chance of rain after 11pm.  Mostly cloudy, with a low around 58.

    Low: 58 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 59. Light south southwest wind.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 81. Light and variable wind.
Wednesday Night
Partly cloudy, with a low around 59. Calm wind.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 83. Calm wind becoming northwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 60. North northwest wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 83.
Friday Night
Mostly cloudy, with a low around 60.
Saturday
A chance of rain. Mostly cloudy, with a high near 73.
Saturday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 58.
Sunday
Mostly cloudy, with a high near 75.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Partly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Bellevue WA
 47.61°N 122.16°W (Elev. 200 ft)
11:26 pm PDT Aug 18, 2026
11pm PDT Aug 18, 2026-6pm PDT Aug 25, 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