Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Jefferson City, Jefferson City Memorial Airport (KJEF)

Lat: 38.59°NLon: 92.16°WElev: 548ft.

Mostly Cloudy

79°F

26°C

Humidity 67%
Wind Speed W 6 mph
Barometer 30.08 in (1017.2 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 27 Aug 10:53 am CDT
Extended Forecast for

Saint Thomas MO

  • Today

    Today: Sunny, with a high near 86. North wind 3 to 5 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, sunny, with a high near 86. Calm wind.

    High: 86 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 91. Calm wind becoming south around 5 mph in the morning.

    High: 91 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Today
Sunny, with a high near 86. North wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 63. Calm wind.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 86. Calm wind.
Friday Night
Mostly clear, with a low around 63. Calm wind.
Saturday
Mostly sunny, with a high near 91. Calm wind becoming south around 5 mph in the morning.
Saturday Night
Mostly clear, with a low around 72.
Sunday
Sunny and hot, with a high near 97.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny and hot, with a high near 97.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny and hot, with a high near 97.
Tuesday Night
Mostly clear, with a low around 77.
Wednesday
Sunny and hot, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Thomas MO
 38.37°N 92.23°W (Elev. 699 ft)
7:56 am CDT Aug 27, 2026
11am CDT Aug 27, 2026-6pm CDT Sep 2, 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