Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Clinton, Clinton-Sherman Airport (KCSM)

Lat: 35.36° N Lon: 99.2° W Elev: 1919 ft.

NA

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint NA
Visibility NA
Last update *** Not a current observation ***
Detailed forecast for

Custer County

Today
Sunny, hot with highs around 103. South winds 5 to 10 mph. Heat index values up to 109.
Tonight
Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. South winds 5 to 10 mph. Heat index values up to 108 early in the evening.
Sunday
Sunny, hot with highs around 105. South winds 10 to 15 mph.
Sunday Night
Mostly clear. Lows in the mid 70s. South winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 105 early in the evening.
Monday
Sunny, hot with highs around 105. Southwest winds 10 to 15 mph with gusts up to 25 mph.
Monday Night
Mostly clear. Lows in the upper 70s.
Tuesday
Sunny, hot with highs around 105.
Tuesday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s.
Wednesday
Sunny in the afternoon. Hot with highs 100 to 105.
Wednesday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s.
Thursday
Mostly sunny. Hot with highs 100 to 105.
Thursday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s.
Friday
Mostly sunny. Hot with highs around 100.



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535 AM CDT Sat Jul 25 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database