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

Olympia, Olympia Airport (KOLM)

Lat: 46.97333°NLon: 122.90333°WElev: 203.0ft.

Overcast

52°F

11°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 19 Aug 04:35 AM PDT
Extended Forecast for

3 Miles S Tumwater WA

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 80. Light and variable wind.

    High: 80 °F

    Gradual
    Clearing

  • Tonight

    Tonight: Partly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 84. Light north northeast wind.

    High: 84 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. Light northwest wind.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 83. Light northwest wind.

    High: 83 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain after 11pm.  Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain before 11am, then a slight chance of showers and thunderstorms after 11am.  Mostly cloudy, with a high near 70. Chance of precipitation is 30%.

    High: 70 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 75.

    High: 75 °F

    Mostly Cloudy

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 80. Light and variable wind.
Tonight
Partly cloudy, with a low around 54. Calm wind.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 84. Light north northeast wind.
Thursday Night
Mostly clear, with a low around 55. Light northwest wind.
Friday
Partly sunny, with a high near 83. Light northwest wind.
Friday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 55.
Saturday
A chance of rain before 11am, then a slight chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 70. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 54.
Sunday
Mostly cloudy, with a high near 75.
Sunday Night
Mostly clear, with a low around 52.
Monday
Partly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Tumwater WA
 46.95°N 122.91°W (Elev. 200 ft)
11:26 pm PDT Aug 18, 2026
4am PDT Aug 19, 2026-6pm PDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database