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

Air Quality Concerns; Fire Weather; Extreme Heat; Severe Thunderstorms and Flash Flooding

Wildfire smoke continues to result in poor air quality from the Upper Midwest into the Northeast. Dangerous heat and fire weather concerns for portions of the Four Corners region into the central Great Basin and Rockies. Heavy rainfall and flash flooding possible for the Southeast through today. Strong to severe thunderstorms for the Southern Plains with severe wind gusts and large hail possible. Read More >

Current conditions at

Stillwater, Stillwater Regional Airport (KSWO)

Lat: 36.16°NLon: 97.09°WElev: 984ft.

Fair

87°F

31°C

Humidity 50%
Wind Speed SE 7 mph
Barometer 30.00 in (1014.7 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 4 Aug 6:53 pm CDT
Extended Forecast for

Stillwater OK

  • Tonight

    Tonight: Clear, with a low around 68. East southeast wind around 6 mph becoming calm in the evening.

    Low: 68 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Heat index values as high as 99. Calm wind becoming south southeast 5 to 9 mph in the morning.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. South southeast wind 6 to 10 mph.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97. Heat index values as high as 105. South wind 6 to 14 mph, with gusts as high as 21 mph.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74. South southeast wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 68. East southeast wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 93. Heat index values as high as 99. Calm wind becoming south southeast 5 to 9 mph in the morning.
Tuesday Night
Mostly clear, with a low around 72. South southeast wind 6 to 10 mph.
Wednesday
Sunny and hot, with a high near 97. Heat index values as high as 105. South wind 6 to 14 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 74. South southeast wind 8 to 13 mph, with gusts as high as 20 mph.
Thursday
Sunny and hot, with a high near 98.
Thursday Night
Mostly clear, with a low around 76.
Friday
Sunny and hot, with a high near 99.
Friday Night
Mostly clear, with a low around 76.
Saturday
Mostly sunny, with a high near 96.
Saturday Night
Partly cloudy, with a low around 74.
Sunday
Mostly sunny, with a high near 95.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Monday
Mostly sunny, with a high near 96.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Stillwater OK
 36.13°N 97.06°W
Last Update:
5:05 pm CDT Aug 4, 2025
Forecast Valid:
7pm CDT Aug 4, 2025-6pm CDT Aug 11, 2025
 
Forecast Discussion
 
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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