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

Jacksonville, Cherokee County Airport (KJSO)

Lat: 31.87°NLon: 95.22°WElev: 676ft.

Fair

85°F

29°C

Humidity 69%
Wind Speed S 8 mph
Barometer 29.96 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 11 Aug 9:35 pm CDT
Extended Forecast for

Alto 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: 74 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96. Heat index values as high as 103. Southwest wind 5 to 10 mph.

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. South wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny and hot, with a high near 96. Heat index values as high as 102. South wind 5 to 10 mph.

    High: 96 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Mostly Clear

  • Friday

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

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 74. South wind around 5 mph.
Wednesday
Sunny and hot, with a high near 96. Heat index values as high as 103. Southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 75. South wind around 5 mph.
Thursday
Partly sunny, then gradually becoming sunny and hot, with a high near 96. Heat index values as high as 102. South wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 74. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Sunny and hot, with a high near 97.
Friday Night
Mostly clear, with a low around 74.
Saturday
Sunny and hot, with a high near 98.
Saturday Night
Mostly clear, with a low around 73.
Sunday
Sunny and hot, with a high near 99.
Sunday Night
Mostly clear, with a low around 74.
Monday
Sunny and hot, with a high near 99.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny and hot, with a high near 98.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alto TX
 31.66°N 95.08°W (Elev. 430 ft)
Last Update:
6:30 pm CDT Aug 11, 2026
Forecast Valid:
9pm 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