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

Heat in the Central U.S.; Heavy Rain Possible for South Texas; Monitoring Erin Tropical Impacts

Hot temperatures are forecast over the Plains and into the lower Mississippi River Valley Friday where Heat Advisories have been issued. Heavy rain from a disturbance in the western Gulf could bring flooding to south Texas. Erin could bring tropical storm conditions and heavy rain to Puerto Rico and the USVI this weekend with dangerous surf and rip currents impacting the western Atlantic Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Seminole, Seminole Municipal Airport (KSRE)

Lat: 35.27°NLon: 96.68°WElev: 1024ft.

Fair

75°F

24°C

Humidity 89%
Wind Speed SE 5 mph
Barometer 29.99 in
Dewpoint 72°F (22°C)
Visibility 8.00 mi
Last update 15 Aug 5:55 am CDT
Extended Forecast for

Castle 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 104. 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 103. South wind 5 to 10 mph.

    High: 96 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 75. South wind around 5 mph.

    Low: 75 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 96. South wind around 5 mph.

    High: 96 °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: Partly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 97. Calm wind becoming south around 5 mph.

    High: 97 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 97. Heat index values as high as 104. 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 103. South wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 75. South wind around 5 mph.
Sunday
Mostly sunny, with a high near 96. 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
Partly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 97. Calm wind becoming south around 5 mph.
Tuesday Night
Partly cloudy, with a low around 72. Southeast wind around 5 mph becoming calm.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. 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 70. 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:
Castle OK
 35.47°N 96.38°W
Last Update:
4:50 am CDT Aug 15, 2025
Forecast Valid:
6am 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