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

Muskogee-Davis Regional Airport (KMKO)

Lat: 35.66°NLon: 95.36°WElev: 607ft.

Fair

76°F

24°C

Humidity 77%
Wind Speed Calm
Barometer 29.89 in (1011.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 28 Jul 6:53 am CDT
Extended Forecast for

7 Miles ESE Onapa OK

Extreme Heat Warning July 28, 12:00pm until July 28, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  • Today

    Today: Mostly sunny and hot, with a high near 101. Heat index values as high as 110. Calm wind becoming southwest around 5 mph in the morning.

    High: 101 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 79. Calm wind becoming south around 5 mph.

    Low: 79 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 99. Heat index values as high as 109. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 99 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 78. East wind around 5 mph.

    Low: 78 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 96. Southeast wind around 5 mph.

    High: 96 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 78. Southeast wind around 5 mph.

    Low: 78 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: Mostly sunny, with a high near 98. South wind 5 to 10 mph becoming west in the afternoon.

    High: 98 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. West wind around 5 mph becoming north after midnight.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 89. North wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

Detailed Forecast

Today
Mostly sunny and hot, with a high near 101. Heat index values as high as 110. Calm wind becoming southwest around 5 mph in the morning.
Tonight
Partly cloudy, with a low around 79. Calm wind becoming south around 5 mph.
Wednesday
Mostly sunny, with a high near 99. Heat index values as high as 109. Calm wind becoming southeast around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 78. East wind around 5 mph.
Thursday
Mostly sunny, with a high near 96. Southeast wind around 5 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 78. Southeast wind around 5 mph.
Friday
Mostly sunny, with a high near 98. South wind 5 to 10 mph becoming west in the afternoon.
Friday Night
Mostly clear, with a low around 74. West wind around 5 mph becoming north after midnight.
Saturday
Sunny, with a high near 89. North wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 70. North wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 89. Calm wind becoming north around 5 mph in the morning.
Sunday Night
Clear, with a low around 71. North wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 93. Calm wind becoming south around 5 mph.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles ESE Onapa OK
 35.36°N 95.44°W
6:50 am CDT Jul 28, 2026
7am CDT Jul 28, 2026-6pm CDT Aug 3, 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