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

Hazardous Weather Conditions

Current conditions at

Jacksonville, Cherokee County Airport (KJSO)

Lat: 31.87°NLon: 95.22°WElev: 676ft.

Fair

90°F

32°C

Humidity 48%
Wind Speed S 3 mph
Barometer 29.94 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 22 Aug 11:15 pm CDT
Extended Forecast for

9 Miles SW Alto TX

Heat Advisory August 22, 11:21pm until August 23, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 22, 11:21pm until August 23, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • Tonight

    Low: 78 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 104. Heat index values as high as 109. Southwest wind around 5 mph.

    High: 104 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 78. South wind 5 to 10 mph.

    Low: 78 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny and hot, with a high near 102. Heat index values as high as 107. Southwest wind 5 to 10 mph.

    High: 102 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. South wind around 10 mph.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 102.

    High: 102 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 103.

    High: 103 °F

    Hot

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 4am. Partly cloudy, with a low around 78. Southwest wind around 5 mph.
Sunday
Mostly sunny and hot, with a high near 104. Heat index values as high as 109. Southwest wind around 5 mph.
Sunday Night
Mostly clear, with a low around 78. South wind 5 to 10 mph.
Monday
Mostly sunny and hot, with a high near 102. Heat index values as high as 107. Southwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 77. South wind around 10 mph.
Tuesday
Mostly sunny and hot, with a high near 102.
Tuesday Night
Mostly clear, with a low around 77.
Wednesday
Sunny and hot, with a high near 103.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 100.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 98.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 74.
Saturday
Sunny and hot, with a high near 98.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SW Alto TX
 31.54°N 95.19°W (Elev. 299 ft)
Last Update:
7:31 pm CDT Aug 22, 2026
Forecast Valid:
11pm CDT Aug 22, 2026-6pm CDT Aug 29, 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