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

Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Hazardous Weather Conditions

Current conditions at

Panola County Airport-Sharpe Field (K4F2)

Lat: 32.18°NLon: 94.3°WElev: 248ft.

Fair

87°F

31°C

Humidity 57%
Wind Speed W 7 mph
Barometer 30.08 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 18 Aug 9:35 am CDT
Extended Forecast for

Carthage TX

Heat Advisory August 18, 09:55am until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 09:55am until August 19, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Today

    High: 104 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 78. South wind around 5 mph.

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 102. Heat index values as high as 108. Southwest wind 5 to 10 mph.

    High: 102 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 78. South wind around 5 mph.

    Low: 78 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 104. Southwest wind around 5 mph.

    High: 104 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 78.

    Low: 78 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 103.

    High: 103 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny and hot, with a high near 104. Heat index values as high as 107. West wind around 5 mph becoming south in the afternoon.
Tonight
Mostly clear, with a low around 78. South wind around 5 mph.
Wednesday
Mostly sunny and hot, with a high near 102. Heat index values as high as 108. Southwest wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 78. South wind around 5 mph.
Thursday
Sunny and hot, with a high near 104. Southwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 78.
Friday
Mostly sunny and hot, with a high near 103.
Friday Night
Partly cloudy, with a low around 75.
Saturday
Sunny and hot, with a high near 103.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 76.
Sunday
Sunny and hot, with a high near 103.
Sunday Night
Mostly clear, with a low around 77.
Monday
Sunny and hot, with a high near 103.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Carthage TX
 32.15°N 94.33°W (Elev. 315 ft)
Last Update:
6:30 am CDT Aug 18, 2026
Forecast Valid:
9am CDT Aug 18, 2026-6pm CDT Aug 24, 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