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

Stillwater, Stillwater Regional Airport (KSWO)

Lat: 36.16°NLon: 97.09°WElev: 984ft.

Fair

74°F

23°C

Humidity 91%
Wind Speed NA
Barometer 30.05 in (1016.5 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 17 Aug 11:53 pm CDT
Extended Forecast for

Stillwater Regional Airport OK

Extreme Heat Warning August 18, 11:00am until August 18, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  • Overnight

    Overnight: Partly cloudy, with a low around 72. East wind around 6 mph.

    Low: 72 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 107. South southeast wind 6 to 11 mph becoming southwest in the afternoon.

    High: 107 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 80. South wind 9 to 13 mph, with gusts as high as 20 mph.

    Low: 80 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 106. South southwest wind around 11 mph becoming west in the afternoon.

    High: 106 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 73. North northeast wind 7 to 11 mph.

    Low: 73 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 72. East wind around 6 mph.
Tuesday
Sunny and hot, with a high near 107. South southeast wind 6 to 11 mph becoming southwest in the afternoon.
Tuesday Night
Clear, with a low around 80. South wind 9 to 13 mph, with gusts as high as 20 mph.
Wednesday
Sunny and hot, with a high near 106. South southwest wind around 11 mph becoming west in the afternoon.
Wednesday Night
Partly cloudy, with a low around 73. North northeast wind 7 to 11 mph.
Thursday
Mostly sunny and hot, with a high near 99.
Thursday Night
Mostly clear, with a low around 71.
Friday
Sunny and hot, with a high near 101.
Friday Night
Mostly clear, with a low around 72.
Saturday
Mostly sunny and hot, with a high near 101.
Saturday Night
Mostly clear, with a low around 73.
Sunday
Mostly sunny and hot, with a high near 102.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 76.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 105.
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ABOUT THIS FORECAST

 
Point Forecast:
Stillwater Regional Airport OK
 36.15°N 97.09°W
8:32 pm CDT Aug 17, 2026
12am CDT Aug 18, 2026-6pm CDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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