Extreme Heat Across the Southern U.S.; Severe Thunderstorms and Heavy Rain in the Northern Plains and Upper Midwest

Dangerous heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms will produce damaging winds and heavy rainfall over portions of the northern/central Plains into the mid/upper-Mississippi Valleys today. Read More >

Hazardous Weather Conditions

Current conditions at

Idabel, Mc Curtain County Regional Airport (K4O4)

Lat: 33.91°NLon: 94.86°WElev: 472ft.

Fair

84°F

29°C

Humidity 84%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 79°F (26°C)
Visibility 7.00 mi
Heat Index96°F (36°C)
Last update 30 Jul 10:35 am CDT
Extended Forecast for

De Kalb TX

Heat Advisory July 30, 10:39am until July 30, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 30, 10:39am until July 30, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • Today

    High: 96 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm.  Partly cloudy, with a low around 76. Southeast wind around 5 mph.

    Low: 76 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 96. Heat index values as high as 109. Southwest wind 5 to 10 mph.

    High: 96 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 78. Southwest wind 5 to 10 mph.

    Low: 78 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 93. West wind 10 to 15 mph becoming northwest in the afternoon.

    High: 93 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny and hot, with a high near 96. Heat index values as high as 109. West wind around 5 mph becoming southeast in the afternoon.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 76. Southeast wind around 5 mph.
Friday
Mostly sunny and hot, with a high near 96. Heat index values as high as 109. Southwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 78. Southwest wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 93. West wind 10 to 15 mph becoming northwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 70.
Monday
Sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 71.
Tuesday
Sunny, with a high near 94.
Tuesday Night
Mostly clear, with a low around 73.
Wednesday
Sunny and hot, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
De Kalb TX
 33.51°N 94.62°W (Elev. 404 ft)
6:30 am CDT Jul 30, 2026
10am CDT Jul 30, 2026-6pm CDT Aug 5, 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