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

Strong Storms and Heavy Rainfall Threats; Dangerous Heat for Southern Plains into the Southwest

Thunderstorms, some severe, will impact areas of the Plains into the Midwest today. Rainfall can be locally heavy as well from these storms with isolated instances of flash flooding. Monsoonal flow will enhance rainfall across the Four Corners into the central Rockies today. Meanwhile, summer heat continues for the southern Plains, Southwest into southern California. Read More >

Hazardous Weather Conditions

Current conditions at

Duncan, Halliburton Field Airport (KDUC)

Lat: 34.47°NLon: 97.96°WElev: 1112ft.

Fair

106°F

41°C

Humidity 22%
Wind Speed W 18 G 23 mph
Barometer 29.91 in
Dewpoint 59°F (15°C)
Visibility 7.00 mi
Heat Index107°F (42°C)
Last update 25 Aug 2:55 pm CDT
Extended Forecast for

Velma OK

Heat Advisory until August 25, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 25, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 106 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 77. Northwest wind 5 to 8 mph becoming south after midnight.

    Low: 77 °F

    Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny and hot, with a high near 99. Heat index values as high as 103. North wind 6 to 9 mph. Chance of precipitation is 20%.

    High: 99 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72. North northeast wind 3 to 6 mph.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97. Northeast wind 5 to 8 mph.

    High: 97 °F

    Hot

  • Thursday Night

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

    Low: 70 °F

    Mostly Clear

  • Friday

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

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 70.

    Low: 70 °F

    Clear

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 106. West southwest wind around 8 mph.
Tonight
A 30 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 77. Northwest wind 5 to 8 mph becoming south after midnight.
Wednesday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny and hot, with a high near 99. Heat index values as high as 103. North wind 6 to 9 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 72. North northeast wind 3 to 6 mph.
Thursday
Sunny and hot, with a high near 97. Northeast wind 5 to 8 mph.
Thursday Night
Mostly clear, with a low around 70.
Friday
Sunny and hot, with a high near 97.
Friday Night
Clear, with a low around 70.
Saturday
Sunny and hot, with a high near 100.
Saturday Night
Clear, with a low around 74.
Sunday
Sunny and hot, with a high near 102.
Sunday Night
Clear, with a low around 76.
Monday
Sunny and hot, with a high near 102.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Velma OK
 34.46°N 97.66°W
Last Update:
2:47 pm CDT Aug 25, 2026
Forecast Valid:
3pm CDT Aug 25, 2026-6pm CDT Aug 31, 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