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

102°F

39°C

Humidity 28%
Wind Speed SW 9 mph
Barometer 30.00 in (1014.9 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 18 Aug 12:53 pm CDT
Extended Forecast for

4 Miles NE Tullahassee 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

  • This Afternoon

    High: 104 °F

    Hot

  • Tonight

    Tonight: Clear, with a low around 79. Southeast wind 5 to 10 mph.

    Low: 79 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 106. Heat index values as high as 111. South wind 5 to 10 mph becoming west in the afternoon.

    High: 106 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 76. Northwest wind around 5 mph becoming east in the evening.

    Low: 76 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 101. North wind around 5 mph.

    High: 101 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73. Northeast wind around 5 mph becoming calm after midnight.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 101. Calm wind becoming east around 5 mph in the afternoon.

    High: 101 °F

    Hot

  • Friday Night

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

    Low: 74 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 104. Heat index values as high as 113. Southwest wind around 5 mph.
Tonight
Clear, with a low around 79. Southeast wind 5 to 10 mph.
Wednesday
Sunny and hot, with a high near 106. Heat index values as high as 111. South wind 5 to 10 mph becoming west in the afternoon.
Wednesday Night
Partly cloudy, with a low around 76. Northwest wind around 5 mph becoming east in the evening.
Thursday
Sunny and hot, with a high near 101. North wind around 5 mph.
Thursday Night
Mostly clear, with a low around 73. Northeast wind around 5 mph becoming calm after midnight.
Friday
Sunny and hot, with a high near 101. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 74. East wind around 5 mph becoming calm after midnight.
Saturday
Sunny and hot, with a high near 101. Calm wind becoming south around 5 mph.
Saturday Night
Mostly clear, with a low around 75. Southeast wind around 5 mph.
Sunday
Sunny and hot, with a high near 102. Southeast wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 78. South wind around 10 mph.
Monday
Sunny and hot, with a high near 104. South wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Tullahassee OK
 35.88°N 95.42°W
Last Update:
12:50 pm CDT Aug 18, 2026
Forecast Valid:
1pm CDT Aug 18, 2026-6pm CDT Aug 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation