Severe Weather and Heavy Rain from the Ohio Valley to the Mid-Atlantic; Heat Persists in the South-Central U.S.

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected across portions of the Ohio Valley into southern Mid-Atlantic and Carolinas. Rounds of strong thunderstorms are expected to develop across the northern and central Plains. Sweltering heat remains most persistent across the South-Central Plains and Lower/Middle Mississippi Valley through next week. Read More >

Current conditions at

Duncan, Halliburton Field Airport (KDUC)

Lat: 34.47° N Lon: 97.96° W Elev: 1112 ft.

Mostly Cloudy

100°F

38°C

Humidity 27%
Wind Speed SE 13 G 24 mph
Barometer 29.86 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 5 Sep 5:15 pm CDT
Detailed forecast for

Jefferson County

Tonight
Clear. Lows in the mid 70s. Southeast winds 5 to 10 mph.
Sunday
Sunny, hot with highs around 102. Southeast winds 5 to 10 mph.
Sunday Night
Mostly clear. Lows in the mid 70s. Southeast winds 5 to 10 mph.
Labor Day
Sunny, hot with highs around 102. South winds 5 to 10 mph. Heat index values up to 107.
Monday Night
Mostly clear. Lows in the mid 70s. Southeast winds 5 to 10 mph.
Tuesday
Sunny, hot with highs 100 to 105.
Tuesday Night
Mostly clear. Lows in the mid 70s.
Wednesday
Sunny, hot with highs 100 to 105.
Wednesday Night
Mostly clear. Lows in the mid 70s.
Thursday
Sunny, hot with highs around 100.
Thursday Night
Partly cloudy. Lows in the mid 70s.
Friday
Sunny, hot with highs around 100.
Friday Night
Mostly clear. Lows in the lower 70s.
Saturday
Sunny, hot with highs around 100.



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535 PM CDT Sat Sep 5 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database