Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Muskogee-Davis Regional Airport (KMKO)

Lat: 35.66°NLon: 95.36°WElev: 607ft.

Fair

79°F

26°C

Humidity 77%
Wind Speed N 3 mph
Barometer 30.04 in (1016.5 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 17 Aug 9:53 pm CDT
Extended Forecast for

2 Miles SSW Tahlequah OK

Heat Advisory August 18, 01:00pm until August 19, 09:00pm
Click here for hazard details and duration
Heat Advisory
  • Tonight

    Tonight: Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 102. Heat index values as high as 106. Calm wind becoming south around 5 mph in the morning.

    High: 102 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 77. South wind around 5 mph.

    Low: 77 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 103. Heat index values as high as 108. Southwest wind 5 to 10 mph.

    High: 103 °F

    Hot

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 75. South wind around 5 mph becoming calm  after midnight.

    Low: 75 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Mostly sunny, with a high near 99. Calm wind becoming northeast around 5 mph in the morning.

    High: 99 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71. Northeast wind around 5 mph becoming calm.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 99. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 99 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. Northeast wind around 5 mph becoming calm.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 72. Calm wind.
Tuesday
Sunny and hot, with a high near 102. Heat index values as high as 106. Calm wind becoming south around 5 mph in the morning.
Tuesday Night
Clear, with a low around 77. South wind around 5 mph.
Wednesday
Sunny and hot, with a high near 103. Heat index values as high as 108. Southwest wind 5 to 10 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm after midnight.
Thursday
Mostly sunny, with a high near 99. Calm wind becoming northeast around 5 mph in the morning.
Thursday Night
Mostly clear, with a low around 71. Northeast wind around 5 mph becoming calm.
Friday
Sunny, with a high near 99. Calm wind becoming northeast around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 71. Northeast wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 99. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 72. North wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 98. East wind 5 to 10 mph becoming south in the afternoon.
Sunday Night
Partly cloudy, with a low around 73. Southeast wind around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 100. South wind around 10 mph.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Tahlequah OK
 35.88°N 94.97°W
10:50 pm CDT Aug 17, 2026
10pm CDT Aug 17, 2026-6pm CDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database