Extreme Heat Across the Southern U.S.; Flash Flooding Threats in the Mid-Atlantic, Northeast, and Four Corners Region

Dangerous and extreme heat will remain across portions of the southern U.S. this week. Heavy rainfall may bring significant flash flooding across portions of the Mid-Atlantic and Northeast through the night, and additional flash flooding concerns across New England on Wednesday. Monsoonal thunderstorms will bring a flash flood risk to the Four Corners region, especially in burn scar areas Read More >

Hazardous Weather Conditions

Current conditions at

Lufkin, Angelina County Airport (KLFK)

Lat: 31.23°NLon: 94.75°WElev: 295ft.

Fair

80°F

27°C

Humidity 87%
Wind Speed S 3 mph
Barometer 29.89 in (1011.6 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 29 Jul 12:53 am CDT
Extended Forecast for

Diboll TX

Heat Advisory July 29, 01:27am until July 29, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 29, 01:27am until July 29, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Overnight

    Low: 76 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 98. Heat index values as high as 107. Southwest wind around 5 mph.

    High: 98 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 77. South wind around 5 mph becoming calm.

    Low: 77 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Heat index values as high as 109. Southwest wind around 5 mph.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 77. Calm wind becoming south around 5 mph after midnight.

    Low: 77 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms.  Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 76. South wind around 5 mph.
Wednesday
Sunny and hot, with a high near 98. Heat index values as high as 107. Southwest wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 77. South wind around 5 mph becoming calm.
Thursday
Sunny and hot, with a high near 99. Heat index values as high as 109. Southwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 77. Calm wind becoming south around 5 mph after midnight.
Friday
Mostly sunny and hot, with a high near 99.
Friday Night
Partly cloudy, with a low around 77.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 97.
Saturday Night
Partly cloudy, with a low around 75.
Sunday
Sunny and hot, with a high near 96.
Sunday Night
A 20 percent chance of showers. Mostly clear, with a low around 74.
Monday
Sunny and hot, with a high near 97.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny and hot, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
Diboll TX
 31.18°N 94.79°W (Elev. 203 ft)
12:30 am CDT Jul 29, 2026
1am CDT Jul 29, 2026-6pm CDT Aug 4, 2026
 
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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