Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

Hazardous Weather Conditions

Current conditions at

Okmulgee, Okmulgee Municipal Airport (KOKM)

Lat: 35.67°NLon: 95.95°WElev: 722ft.

Fair

80°F

27°C

Humidity 61%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 31 Aug 8:35 am CDT
Extended Forecast for

Winchester OK

  • Today

    Today: Sunny and hot, with a high near 101. South wind 5 to 10 mph.

    High: 101 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 76. South wind 5 to 10 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Heat index values as high as 103. South wind around 5 mph.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. Southeast wind around 5 mph.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 98. South wind around 5 mph.

    High: 98 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 76. South wind 5 to 10 mph.

    Low: 76 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 98. South wind 5 to 10 mph.

    High: 98 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74. South wind 5 to 10 mph.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 98. South wind around 5 mph.

    High: 98 °F

    Sunny

Detailed Forecast

Today
Sunny and hot, with a high near 101. South wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 76. South wind 5 to 10 mph.
Tuesday
Sunny and hot, with a high near 100. Heat index values as high as 103. South wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 77. Southeast wind around 5 mph.
Wednesday
Sunny, with a high near 98. South wind around 5 mph.
Wednesday Night
Clear, with a low around 76. South wind 5 to 10 mph.
Thursday
Sunny, with a high near 98. South wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 74. South wind 5 to 10 mph.
Friday
Sunny, with a high near 98. South wind around 5 mph.
Friday Night
Mostly clear, with a low around 74. Southeast wind around 5 mph.
Saturday
Sunny, with a high near 98. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 99. Calm wind becoming south around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Winchester OK
 35.78°N 96°W
7:50 am CDT Aug 31, 2026
8am CDT Aug 31, 2026-6pm CDT Sep 6, 2026
 
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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