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

SULLIVAN (KUUV)

Lat: 38.23°NLon: 91.16°WElev: 933ft.

Fair

N/A

Humidity NA
Wind Speed E 6 mph
Barometer 30.05 in
Dewpoint N/A
Visibility 10.00 mi
Last update 9 Sep 4:55 pm CDT
Extended Forecast for

Leasburg MO

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a steady temperature around 87. Northwest wind around 6 mph.

    High: 87 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 2am, then showers likely and possibly a thunderstorm after 4am.  Increasing clouds, with a low around 69. Light northeast wind.  Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm before noon, then a chance of showers and thunderstorms, mainly between noon and 1pm.  High near 79. Calm wind becoming north around 5 mph in the morning.  Chance of precipitation is 90%.

    High: 79 °F

    Showers then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers before 1pm.  Partly sunny, with a high near 82. Light and variable wind.

    High: 82 °F

    Slight Chance
    Showers

  • Friday Night

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

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny, with a high near 87. Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am.  Partly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a steady temperature around 87. Northwest wind around 6 mph.
Tonight
Showers and thunderstorms likely, mainly before 2am, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 69. Light northeast wind. Chance of precipitation is 60%.
Thursday
Showers and possibly a thunderstorm before noon, then a chance of showers and thunderstorms, mainly between noon and 1pm. High near 79. Calm wind becoming north around 5 mph in the morning. Chance of precipitation is 90%.
Thursday Night
Mostly cloudy, with a low around 64. Calm wind.
Friday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 82. Light and variable wind.
Friday Night
Mostly clear, with a low around 65.
Saturday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 87. Chance of precipitation is 20%.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Mostly clear, with a low around 69.
Monday
Sunny, with a high near 91.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 70.
Tuesday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 87.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Leasburg MO
 38.09°N 91.3°W (Elev. 1007 ft)
3:31 pm CDT Sep 9, 2026
5pm CDT Sep 9, 2026-6pm CDT Sep 16, 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