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

Heavy Rainfall Possible in the Upper Midwest, South Texas, and Puerto Rico and the Virgin Islands

Scattered thunderstorms and heavy rainfall may bring areas of flooding though the weekend over the Upper Midwest. A tropical disturbance will bring moderate to locally heavy rain to portions of South Texas into Saturday. Tropical Storm Erin may bring isolated flash and urban flooding, landslides or mudslides, and tropical storm conditions to Puerto Rico and the U.S. Virgin Islands. Read More >

Hazardous Weather Conditions

Current conditions at

Okmulgee, Okmulgee Municipal Airport (KOKM)

Lat: 35.67°NLon: 95.95°WElev: 722ft.

Fair

79°F

26°C

Humidity 87%
Wind Speed SE 6 mph
Barometer 30.03 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 15 Aug 8:15 am CDT
Extended Forecast for

3 Miles ENE Preston OK

Heat Advisory August 15, 12:00pm until August 15, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny, with a high near 97. Heat index values as high as 110. South wind 5 to 10 mph.

    High: 97 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 75. South wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 96. Heat index values as high as 109. South wind 5 to 10 mph.

    High: 96 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. South wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 97. South wind around 5 mph.

    High: 97 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 74. South wind around 5 mph.

    Low: 74 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 97. South wind around 5 mph.

    High: 97 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 96. Calm wind becoming southeast around 5 mph.

    High: 96 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 97. Heat index values as high as 110. South wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 75. South wind around 5 mph.
Saturday
Sunny, with a high near 96. Heat index values as high as 109. South wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 75. South wind around 5 mph.
Sunday
Mostly sunny, with a high near 97. South wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 74. South wind around 5 mph.
Monday
Mostly sunny, with a high near 97. South wind around 5 mph.
Monday Night
Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 96. Calm wind becoming southeast around 5 mph.
Tuesday Night
Mostly clear, with a low around 73. East wind around 5 mph becoming calm.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. Northeast wind around 5 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 91. Northeast wind around 5 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Preston OK
 35.74°N 95.94°W
Last Update:
8:01 am CDT Aug 15, 2025
Forecast Valid:
8am CDT Aug 15, 2025-6pm CDT Aug 21, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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