Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Hazardous Weather Conditions

Current conditions at

Muskogee-Davis Regional Airport (KMKO)

Lat: 35.66°NLon: 95.36°WElev: 607ft.

Fair

79°F

26°C

Humidity 69%
Wind Speed Calm
Barometer 29.92 in (1012.2 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 20 Aug 4:53 am CDT
Extended Forecast for

3 Miles S Tahlequah OK

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms before 7am.  Partly sunny, then gradually becoming sunny, with a high near 99. Heat index values as high as 102. Calm wind becoming north around 5 mph in the afternoon.

    High: 99 °F

    Slight Chance
    T-storms then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72. North wind around 5 mph becoming calm.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers before 10am.  Sunny and hot, with a high near 102. Calm wind becoming southeast around 5 mph.

    High: 102 °F

    Slight Chance
    Showers then
    Sunny

  • Friday Night

    Friday Night: A slight chance of showers, with thunderstorms also possible after 4am.  Mostly clear, with a low around 73. East wind around 5 mph becoming calm.  Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms before 1pm.  Mostly sunny and hot, with a high near 100. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 100 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 72. East wind around 5 mph.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 97. Southeast wind around 5 mph.

    High: 97 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 73. Southeast wind 5 to 10 mph.

    Low: 73 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Calm wind.
Thursday
A 10 percent chance of showers and thunderstorms before 7am. Partly sunny, then gradually becoming sunny, with a high near 99. Heat index values as high as 102. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 72. North wind around 5 mph becoming calm.
Friday
A 20 percent chance of showers before 10am. Sunny and hot, with a high near 102. Calm wind becoming southeast around 5 mph.
Friday Night
A slight chance of showers, with thunderstorms also possible after 4am. Mostly clear, with a low around 73. East wind around 5 mph becoming calm. Chance of precipitation is 20%.
Saturday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny and hot, with a high near 100. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 72. East wind around 5 mph.
Sunday
Mostly sunny, with a high near 97. Southeast wind around 5 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 73. Southeast wind 5 to 10 mph.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 97. Southeast wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 74. Southeast wind 5 to 10 mph.
Tuesday
Sunny, with a high near 99. South wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Southeast wind around 5 mph.
Wednesday
Mostly sunny, with a high near 98. Southeast wind around 5 mph becoming northwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Tahlequah OK
 35.88°N 94.97°W
4:51 am CDT Aug 20, 2026
5am CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database