Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

70°F

21°C

Humidity 87%
Wind Speed Calm
Barometer 30.02 in (1015.8 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 9 Sep 2:54 am CDT
Extended Forecast for

Dittmer MO

  • Overnight

    Overnight: Mostly clear, with a low around 73. South wind 3 to 5 mph.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Increasing clouds, with a high near 95. Heat index values as high as 103. Northwest wind around 6 mph becoming light and variable  in the afternoon.  Chance of precipitation is 40%.

    High: 95 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am.  Low around 69. Calm wind.  Chance of precipitation is 100%.

    Low: 69 °F

    T-storms
    Likely then
    T-storms

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms, mainly between 1pm and 4pm.  High near 79. Light northwest wind.  Chance of precipitation is 90%.

    High: 79 °F

    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 1pm.  Mostly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny, with a high near 90. Chance of precipitation is 50%.

    High: 90 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers.  Mostly cloudy, with a low around 66. Chance of precipitation is 40%.

    Low: 66 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 73. South wind 3 to 5 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Increasing clouds, with a high near 95. Heat index values as high as 103. Northwest wind around 6 mph becoming light and variable in the afternoon. Chance of precipitation is 40%.
Wednesday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 69. Calm wind. Chance of precipitation is 100%.
Thursday
Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms, mainly between 1pm and 4pm. High near 79. Light northwest wind. Chance of precipitation is 90%.
Thursday Night
Mostly cloudy, with a low around 62. Calm wind.
Friday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 65.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Sunday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Sunny, with a high near 93.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 68.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Dittmer MO
 38.34°N 90.7°W (Elev. 597 ft)
2:46 am CDT Sep 9, 2026
3am CDT Sep 9, 2026-6pm CDT Sep 15, 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