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

Stillwater, Stillwater Regional Airport (KSWO)

Lat: 36.16°NLon: 97.09°WElev: 984ft.

Fair

82°F

28°C

Humidity 34%
Wind Speed SW 16 G 28 mph
Barometer 29.75 in (1006.3 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 9 Mar 1:53 pm CDT
Extended Forecast for

Sumner OK

  • This Afternoon

    This Afternoon: Sunny, with a high near 86. Southwest wind around 18 mph, with gusts as high as 28 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 63. South wind 8 to 15 mph, with gusts as high as 22 mph.

    Low: 63 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. South southwest wind 15 to 21 mph, with gusts as high as 28 mph.

    High: 85 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Mostly cloudy, with a low around 52. South wind 11 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 65. West wind 9 to 14 mph becoming north 18 to 23 mph in the morning. Winds could gust as high as 34 mph.

    High: 65 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 86. Southwest wind around 18 mph, with gusts as high as 28 mph.
Tonight
Increasing clouds, with a low around 63. South wind 8 to 15 mph, with gusts as high as 22 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. South southwest wind 15 to 21 mph, with gusts as high as 28 mph.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Mostly cloudy, with a low around 52. South wind 11 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 65. West wind 9 to 14 mph becoming north 18 to 23 mph in the morning. Winds could gust as high as 34 mph.
Wednesday Night
Mostly clear, with a low around 34.
Thursday
Sunny, with a high near 66.
Thursday Night
Clear, with a low around 46.
Friday
Sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Mostly sunny, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sumner OK
 36.31°N 97.12°W
Last Update:
1:41 pm CDT Mar 9, 2026
Forecast Valid:
2pm CDT Mar 9, 2026-6pm CDT Mar 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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