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

Tropical Storm Bertha in the Gulf; Severe Weather in the East on Tuesday

Tropical Storm Bertha could bring tropical storm conditions to portions of the Florida Panhandle and Alabama coast through Wednesday, where a Tropical Storm Watch and Storm Surge Watch is in effect. Numerous severe thunderstorms with heavy rainfall are expected from the Ohio Valley into the Mid-Atlantic and Northeast Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Longview - East Texas Regional Airport (KGGG)

Lat: 32.39°NLon: 94.71°WElev: 364ft.

Fair

89°F

32°C

Humidity 61%
Wind Speed SW 5 mph
Barometer 29.87 in (1010.5 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 20 Jul 8:53 pm CDT
Extended Forecast for

Tatum TXSimilar City Names

Heat Advisory July 20, 09:14pm until July 21, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 20, 09:14pm until July 21, 08:00pm

    NOW until 8:00pm Tue

    Heat Advisory

  • Tonight

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Heat index values as high as 108. West wind around 5 mph becoming north in the afternoon.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 80. Calm wind.

    Low: 80 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 101. Heat index values as high as 111. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 101 °F

    Hot

  • Wednesday Night

    Wednesday Night: Clear, with a low around 77. East wind around 5 mph.

    Low: 77 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 75.

    Low: 75 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 78. Calm wind becoming west around 5 mph.
Tuesday
Sunny and hot, with a high near 100. Heat index values as high as 108. West wind around 5 mph becoming north in the afternoon.
Tuesday Night
Mostly clear, with a low around 80. Calm wind.
Wednesday
Sunny and hot, with a high near 101. Heat index values as high as 111. Calm wind becoming northeast around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 77. East wind around 5 mph.
Thursday
Sunny and hot, with a high near 96.
Thursday Night
Clear, with a low around 75.
Friday
Sunny and hot, with a high near 97.
Friday Night
Mostly clear, with a low around 77.
Saturday
Mostly sunny and hot, with a high near 97.
Saturday Night
Partly cloudy, with a low around 77.
Sunday
Mostly sunny and hot, with a high near 97.
Sunday Night
Mostly clear, with a low around 78.
Monday
Sunny and hot, with a high near 99.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tatum TXSimilar City Names
 32.31°N 94.52°W (Elev. 318 ft)
Last Update:
6:30 pm CDT Jul 20, 2026
Forecast Valid:
9pm CDT Jul 20, 2026-6pm CDT Jul 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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