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

Flash Flooding Continuing Along the Gulf Coast; Dry Thunderstorms in the West

Excessive rainfall continues to produce life-threatening, locally catastrophic flash flooding along the central Gulf Coast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts Oregon, California, and the Great Basin into the weekend. Read More >

Current conditions at

Stillwater, Stillwater Regional Airport (KSWO)

Lat: 36.16°NLon: 97.09°WElev: 984ft.

Fair

83°F

28°C

Humidity 59%
Wind Speed E 10 mph
Barometer 29.98 in (1014.0 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 19 Jun 2:53 pm CDT
Extended Forecast for

Sumner OK

  • Juneteenth

    Juneteenth: Mostly cloudy, with a high near 84. Southeast wind around 10 mph.

    High: 84 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 1am, then a slight chance of showers after 4am. Mostly cloudy during the early evening, then becoming mostly clear, with a low around 69. Southeast wind 5 to 9 mph becoming light south southeast after midnight. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 86. Light east southeast wind becoming south southeast 6 to 11 mph in the morning. Chance of precipitation is 30%.

    High: 86 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 74. South southeast wind 11 to 16 mph, with gusts as high as 22 mph.

    Low: 74 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 95. South southwest wind 17 to 22 mph, with gusts as high as 30 mph.

    High: 95 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.

    Low: 69 °F

    Showers
    Likely

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 82.

    High: 82 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 65. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 83.

    High: 83 °F

    Chance
    T-storms

Detailed Forecast

Juneteenth
Mostly cloudy, with a high near 84. Southeast wind around 10 mph.
Tonight
A slight chance of showers and thunderstorms before 1am, then a slight chance of showers after 4am. Mostly cloudy during the early evening, then becoming mostly clear, with a low around 69. Southeast wind 5 to 9 mph becoming light south southeast after midnight. Chance of precipitation is 20%.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 86. Light east southeast wind becoming south southeast 6 to 11 mph in the morning. Chance of precipitation is 30%.
Saturday Night
Increasing clouds, with a low around 74. South southeast wind 11 to 16 mph, with gusts as high as 22 mph.
Sunday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 95. South southwest wind 17 to 22 mph, with gusts as high as 30 mph.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 82.
Monday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 65. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 83.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sumner OK
 36.31°N 97.12°W
Last Update:
1:26 pm CDT Jun 19, 2026
Forecast Valid:
3pm CDT Jun 19, 2026-6pm CDT Jun 25, 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