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

Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. 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 9 mph
Barometer 29.96 in
Dewpoint N/A
Visibility 10.00 mi
Last update 14 Aug 3:15 am CDT
Extended Forecast for

12 Miles NE Davisville MO

Extreme Heat Warning August 14, 03:18am until August 15, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 14, 03:18am until August 15, 09:00pm

    NOW until 9:00pm Sat

    Extreme Heat Warning

  • Overnight

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 96. Heat index values as high as 105. South wind 3 to 5 mph.

    High: 96 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. Light south wind.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 97. Heat index values as high as 104. Calm wind becoming southwest around 5 mph.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 76. Light south wind.

    Low: 76 °F

    Partly Cloudy

  • Sunday

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

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 72.

    Low: 72 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 87.

    High: 87 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 76. Light south wind.
Friday
Sunny, with a high near 96. Heat index values as high as 105. South wind 3 to 5 mph.
Friday Night
Mostly clear, with a low around 76. Light south wind.
Saturday
Mostly sunny and hot, with a high near 97. Heat index values as high as 104. Calm wind becoming southwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 76. Light south wind.
Sunday
Sunny and hot, with a high near 97.
Sunday Night
Mostly cloudy, with a low around 72.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 67.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
Mostly sunny, with a high near 94.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Thursday
Mostly sunny, with a high near 88.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NE Davisville MO
 37.95°N 91.05°W (Elev. 994 ft)
Last Update:
3:11 am CDT Aug 14, 2026
Forecast Valid:
3am CDT Aug 14, 2026-6pm CDT Aug 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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