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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

Stillwater, Stillwater Regional Airport (KSWO)

Lat: 36.16°NLon: 97.09°WElev: 984ft.

Fair

39°F

4°C

Humidity 93%
Wind Speed S 3 mph
Barometer 30.37 in (1028.4 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 18 Oct 5:53 am CDT
Extended Forecast for

Sumner OK

  • Today

    Today: Sunny, with a high near 66. Light south wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 21 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. South southeast wind 5 to 7 mph.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 70. South southeast wind 5 to 11 mph.

    High: 70 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47. Southeast wind 5 to 7 mph becoming calm after midnight.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73. Calm wind becoming south 5 to 9 mph in the morning.

    High: 73 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 66. Light south wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 21 mph.
Tonight
Mostly clear, with a low around 44. South southeast wind 5 to 7 mph.
Monday
Sunny, with a high near 70. South southeast wind 5 to 11 mph.
Monday Night
Mostly clear, with a low around 47. Southeast wind 5 to 7 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 73. Calm wind becoming south 5 to 9 mph in the morning.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Clear, with a low around 56.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 58.
Friday
Mostly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sumner OK
 36.31°N 97.12°W
Last Update:
1:27 am CDT Oct 18, 2026
Forecast Valid:
6am CDT Oct 18, 2026-6pm CDT Oct 24, 2026
 
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