Heat Wave Persists Over the Central U.S.; Significant Flooding Expected in the Northern Mid-Atlantic Tuesday

Dangerous and extreme heat will remain across portions of the Central U.S. this week, persisting across the Mid to Lower Mississippi Valleys, Gulf Coast, Southern Plains and portions of Texas. A heat wave over the Southwest will intensify late this week. Severe thunderstorms and flash flooding will spread from the Great Lakes/Ohio Valley to the Mid-Atlantic and Northeast the next few days. Read More >

Current conditions at

Duncan, Halliburton Field Airport (KDUC)

Lat: 34.47°NLon: 97.96°WElev: 1112ft.

Fair

84°F

29°C

Humidity 58%
Wind Speed SW 10 mph
Barometer 29.93 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 28 Jul 8:55 am CDT
Extended Forecast for

Hastings OK

Heat Advisory July 28, 11:00am until July 28, 09:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Mostly sunny and hot, with a high near 104. Heat index values as high as 107. South wind around 9 mph.

    High: 104 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 77. South wind 7 to 9 mph.

    Low: 77 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 103. Heat index values as high as 106. Southwest wind 6 to 8 mph.

    High: 103 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77. South southeast wind 7 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 103. South wind 7 to 9 mph.

    High: 103 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Friday

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

    High: 104 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

Detailed Forecast

Today
Mostly sunny and hot, with a high near 104. Heat index values as high as 107. South wind around 9 mph.
Tonight
Partly cloudy, with a low around 77. South wind 7 to 9 mph.
Wednesday
Mostly sunny and hot, with a high near 103. Heat index values as high as 106. Southwest wind 6 to 8 mph.
Wednesday Night
Mostly clear, with a low around 77. South southeast wind 7 to 10 mph.
Thursday
Sunny and hot, with a high near 103. South wind 7 to 9 mph.
Thursday Night
Mostly clear, with a low around 77.
Friday
Mostly sunny and hot, with a high near 104.
Friday Night
Mostly clear, with a low around 76.
Saturday
Sunny and hot, with a high near 99.
Saturday Night
Mostly clear, with a low around 70.
Sunday
Sunny and hot, with a high near 98.
Sunday Night
Clear, with a low around 71.
Monday
Sunny and hot, with a high near 100.
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ABOUT THIS FORECAST

 
Point Forecast:
Hastings OK
 34.23°N 98.12°W
3:17 am CDT Jul 28, 2026
9am CDT Jul 28, 2026-6pm CDT Aug 3, 2026
 
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