National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall and Severe Thunderstorms in the Midwest and Ohio Valley Tuesday

Multiple rounds of severe thunderstorms appear likely Tuesday across the Midwest and Ohio Valley, with severe wind gusts in excess of 75 mph as the primary threat. Heavy to excessive rainfall may lead to considerable flash and urban flooding impacts Tuesday across portions of the Ohio Valley. A Moderate Risk (level 3 of 4) of excessive rainfall has been issued. Read More >

Hazardous Weather Conditions

Current conditions at

SULLIVAN (KUUV)

Lat: 38.23°NLon: 91.16°WElev: 933ft.

Fair

N/A

Humidity NA
Wind Speed SW 7 mph
Barometer 30.05 in
Dewpoint N/A
Visibility 10.00 mi
Last update 10 Aug 11:15 pm CDT
Extended Forecast for

2 Miles N Sullivan MO

Extreme Heat Warning August 10, 11:49pm until August 12, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 10, 11:49pm until August 12, 08:00pm

    NOW until 8:00pm Wed

    Extreme Heat Warning

  • Tonight

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 97. Heat index values as high as 104. Southwest wind around 8 mph.

    High: 97 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. Southwest wind around 6 mph.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97. Heat index values as high as 103. Southwest wind around 7 mph.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 76. Southwest wind 3 to 6 mph.

    Low: 76 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 96.

    High: 96 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 77. Southwest wind around 7 mph.
Tuesday
Sunny and hot, with a high near 97. Heat index values as high as 104. Southwest wind around 8 mph.
Tuesday Night
Mostly clear, with a low around 77. Southwest wind around 6 mph.
Wednesday
Sunny and hot, with a high near 97. Heat index values as high as 103. Southwest wind around 7 mph.
Wednesday Night
Partly cloudy, with a low around 76. Southwest wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 96.
Thursday Night
Partly cloudy, with a low around 74.
Friday
Mostly sunny, with a high near 95.
Friday Night
Partly cloudy, with a low around 75.
Saturday
Sunny and hot, with a high near 98.
Saturday Night
Mostly clear, with a low around 77.
Sunday
Sunny and hot, with a high near 97.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Sullivan MO
 38.24°N 91.15°W (Elev. 846 ft)
Last Update:
10:16 pm CDT Aug 10, 2026
Forecast Valid:
11pm CDT Aug 10, 2026-6pm CDT Aug 17, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation