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

Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Mount Pleasant, Mount Pleasant Regional Airport (KOSA)

Lat: 33.1°NLon: 94.96°WElev: 364ft.

Fair

82°F

28°C

Humidity 71%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 11 Aug 10:50 pm CDT
Extended Forecast for

5 Miles SW Leesburg TX

Heat Advisory until August 14, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 14, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Tonight

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 98. Heat index values as high as 102. Southwest wind around 10 mph.

    High: 98 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77. South wind 5 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 98. South wind around 10 mph, with gusts as high as 20 mph.

    High: 98 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 75. South wind around 10 mph.

    Low: 75 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 76.

    Low: 76 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 77. South wind 5 to 10 mph.
Wednesday
Sunny and hot, with a high near 98. Heat index values as high as 102. Southwest wind around 10 mph.
Wednesday Night
Mostly clear, with a low around 77. South wind 5 to 10 mph.
Thursday
Sunny and hot, with a high near 98. South wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Clear, with a low around 75. South wind around 10 mph.
Friday
Sunny and hot, with a high near 99.
Friday Night
Clear, with a low around 76.
Saturday
Sunny and hot, with a high near 99.
Saturday Night
Clear, with a low around 76.
Sunday
Sunny and hot, with a high near 100.
Sunday Night
Clear, with a low around 76.
Monday
Sunny and hot, with a high near 100.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Sunny and hot, with a high near 100.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Leesburg TX
 32.9°N 95.16°W (Elev. 499 ft)
Last Update:
6:30 pm CDT Aug 11, 2026
Forecast Valid:
11pm CDT Aug 11, 2026-6pm CDT Aug 18, 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