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

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Hazardous Weather Conditions

Current conditions at

Nacogdoches, A L Mangham Jr. Regional Airport (KOCH)

Lat: 31.58°NLon: 94.72°WElev: 354ft.

Fair

79°F

26°C

Humidity 79%
Wind Speed Calm
Barometer 29.97 in (1014.7 mb)
Dewpoint 72°F (22°C)
Visibility NA
Heat Index82°F (28°C)
Last update 22 Aug 10:56 pm CDT
Extended Forecast for

4 Miles S Mount Enterprise TX

Heat Advisory August 22, 11:27pm until August 23, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 22, 11:27pm until August 23, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • Tonight

    Low: 79 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 106. Heat index values as high as 111. Southwest wind around 5 mph becoming northeast in the morning.

    High: 106 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 79. South wind 5 to 10 mph.

    Low: 79 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny and hot, with a high near 104. Heat index values as high as 108. Southwest wind 5 to 10 mph.

    High: 104 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 78. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 104.

    High: 104 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 104.

    High: 104 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 79. South wind around 5 mph.
Sunday
Mostly sunny and hot, with a high near 106. Heat index values as high as 111. Southwest wind around 5 mph becoming northeast in the morning.
Sunday Night
Mostly clear, with a low around 79. South wind 5 to 10 mph.
Monday
Mostly sunny and hot, with a high near 104. Heat index values as high as 108. Southwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 78. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny and hot, with a high near 104.
Tuesday Night
Mostly clear, with a low around 78.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 104.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 77.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 102.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Friday
Mostly sunny and hot, with a high near 100.
Friday Night
Mostly clear, with a low around 74.
Saturday
Sunny and hot, with a high near 100.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Mount Enterprise TX
 31.84°N 94.68°W (Elev. 443 ft)
Last Update:
6:31 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