Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Shawnee, Shawnee Municipal Airport (KSNL)

Lat: 35.36° N Lon: 96.94° W Elev: 1073 ft.

Fair

89°F

32°C

Humidity 48%
Wind Speed NE 12 mph
Barometer 30.03 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 17 Aug 7:55 pm CDT
Detailed forecast for

Seminole County

Tonight
Mostly clear with a slight chance of showers and thunderstorms this evening, then partly cloudy after midnight. Lows in the mid 70s. Northeast winds around 5 mph. Chance of rain 20 percent.
Tuesday
Sunny. A slight chance of showers with isolated thunderstorms in the afternoon. Hot with highs around 106. Southeast winds around 5 mph, becoming southwest in the afternoon. Chance of rain 20 percent.
Tuesday Night
Mostly clear. Lows around 80. South winds 5 to 10 mph. Heat index values up to 106 early in the evening.
Wednesday
Sunny, hot with highs around 107. Southwest winds 5 to 10 mph.
Wednesday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. South winds 5 to 10 mph. Heat index values up to 107 early in the evening.
Thursday
Mostly sunny. Hot with highs around 100.
Thursday Night
Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 70s.
Friday
Sunny, hot with highs around 100.
Friday Night
Mostly clear. Lows in the lower 70s.
Saturday
Sunny, hot with highs around 100.
Saturday Night
Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s.
Sunday
Mostly sunny. Hot with highs around 100.
Sunday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s.
Monday
Mostly sunny. Hot with highs 100 to 105.



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535 PM CDT Mon Aug 17 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database