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

Heat Wave Continues; Areas of Severe Thunderstorms and Heavy Rain through the Weekend

The prolonged and intense heat wave continues today for portions of the Ohio Valley and Mid-Atlantic, with relief expected by this weekend. There will be daily chances for severe thunderstorms and heavy rainfall in the northern Plains and Upper Midwest today through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Okmulgee, Okmulgee Municipal Airport (KOKM)

Lat: 35.67°NLon: 95.95°WElev: 722ft.

Fair

86°F

30°C

Humidity 67%
Wind Speed S 3 mph
Barometer 30.03 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 27 Jun 10:55 am CDT
Extended Forecast for

Winchester OK

  • Today

    Today: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. South wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 73. South wind around 5 mph.

    Low: 73 °F

    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 90. South wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 90 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. South wind around 5 mph.

    Low: 73 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. South wind 5 to 10 mph.

    High: 90 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 73. South wind around 5 mph.

    Low: 73 °F

    Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. South wind around 5 mph.

    High: 90 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 71. Southwest wind around 5 mph becoming calm.

    Low: 71 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 91. Northwest wind around 5 mph becoming east in the afternoon.

    High: 91 °F

    Chance
    T-storms

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. South wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 73. South wind around 5 mph.
Saturday
A chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 90. South wind 5 to 10 mph. Chance of precipitation is 30%.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. South wind around 5 mph.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. South wind 5 to 10 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 73. South wind around 5 mph.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. South wind around 5 mph.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 71. Southwest wind around 5 mph becoming calm.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 91. Northwest wind around 5 mph becoming east in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. East wind around 5 mph becoming calm.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. South wind around 5 mph.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. South wind around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Winchester OK
 35.78°N 96°W
Last Update:
10:50 am CDT Jun 27, 2025
Forecast Valid:
11am CDT Jun 27, 2025-6pm CDT Jul 3, 2025
 
Forecast Discussion
 
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Additional Resources

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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