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

Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Hazardous Weather Conditions

Current conditions at

Muskogee-Davis Regional Airport (KMKO)

Lat: 35.66°NLon: 95.36°WElev: 607ft.

Fair

108°F

42°C

Humidity 18%
Wind Speed NA
Barometer 29.89 in (1011.1 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index107°F (42°C)
Last update 18 Aug 5:53 pm CDT
Extended Forecast for

Okay OK

Extreme Heat Warning until August 19, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning until August 19, 09:00pm

    NOW until 9:00pm Wed

    Extreme Heat Warning

  • Tonight

    Low: 80 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 107. Heat index values as high as 111. Southwest wind 5 to 10 mph.

    High: 107 °F

    Hot

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 76. Southeast wind around 5 mph becoming north after midnight.

    Low: 76 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Sunny and hot, with a high near 101. Heat index values as high as 108. North wind around 5 mph.

    High: 101 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74. East wind around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 102. Calm wind becoming east around 5 mph.

    High: 102 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. East wind around 5 mph becoming southeast after midnight.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 102. Southeast wind around 5 mph becoming northeast in the afternoon.

    High: 102 °F

    Hot

Detailed Forecast

Tonight
Clear, with a low around 80. South wind around 5 mph.
Wednesday
Sunny and hot, with a high near 107. Heat index values as high as 111. Southwest wind 5 to 10 mph.
Wednesday Night
Increasing clouds, with a low around 76. Southeast wind around 5 mph becoming north after midnight.
Thursday
Sunny and hot, with a high near 101. Heat index values as high as 108. North wind around 5 mph.
Thursday Night
Mostly clear, with a low around 74. East wind around 5 mph.
Friday
Sunny and hot, with a high near 102. Calm wind becoming east around 5 mph.
Friday Night
Mostly clear, with a low around 75. East wind around 5 mph becoming southeast after midnight.
Saturday
Sunny and hot, with a high near 102. Southeast wind around 5 mph becoming northeast in the afternoon.
Saturday Night
Mostly clear, with a low around 75. East wind around 5 mph.
Sunday
Mostly sunny and hot, with a high near 102. South wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 78. Southeast wind around 10 mph.
Monday
Sunny and hot, with a high near 104. Southwest wind around 10 mph.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 78. South wind 5 to 10 mph.
Tuesday
Mostly sunny and hot, with a high near 103. Southeast wind 5 to 10 mph becoming northeast in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Okay OK
 35.85°N 95.3°W
Last Update:
2:50 pm CDT Aug 18, 2026
Forecast Valid:
6pm CDT Aug 18, 2026-6pm CDT Aug 25, 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