Severe Thunderstorms and Heavy Rainfall Across the Central Plains and Central Appalachians

Severe thunderstorms producing damaging winds, heavy rainfall, hail and possibly a few tornadoes will continue through tonight across portions of Kansas and Oklahoma. Heavy rainfall will persist across the Central Appalachians through tonight, potentially leading to areas of flooding. The severe weather and heavy rainfall threat will shift into the lower Great Lakes on Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Stillwater, Stillwater Regional Airport (KSWO)

Lat: 36.16°NLon: 97.09°WElev: 984ft.

Light Rain

65°F

18°C

Humidity 97%
Wind Speed SE 18 G 33 mph
Barometer 29.82 in (1008.4 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 18 Jun 4:53 am CDT
Extended Forecast for

Sumner OK

Flood Watch June 18, 05:01am until June 18, 10:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch June 18, 05:01am until June 18, 10:00am

    NOW until 10:00am Wed

    Flood Watch

  • Overnight

    Low: 70 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly before 10am.  Mostly cloudy, then gradually becoming sunny, with a high near 86. South wind 5 to 7 mph becoming west northwest in the morning.

    High: 86 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 66 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 92. Heat index values as high as 97. Calm wind becoming south southeast 5 to 7 mph in the afternoon.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73. South southeast wind around 9 mph.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 76.

    Low: 76 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 70. South wind around 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 86. South wind 5 to 7 mph becoming west northwest in the morning.
Wednesday Night
Mostly clear, with a low around 66. North northwest wind around 6 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 92. Heat index values as high as 97. Calm wind becoming south southeast 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 73. South southeast wind around 9 mph.
Friday
Sunny, with a high near 95.
Friday Night
Clear, with a low around 76.
Saturday
Sunny, with a high near 94.
Saturday Night
Clear, with a low around 75.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 74.
Monday
Sunny, with a high near 94.
Monday Night
Mostly clear, with a low around 73.
Tuesday
Sunny, with a high near 93.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Sumner OK
 36.31°N 97.12°W
4:46 am CDT Jun 18, 2025
5am CDT Jun 18, 2025-6pm CDT Jun 24, 2025
 
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Additional Resources

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