Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

Mount Pleasant, Mount Pleasant Regional Airport (KOSA)

Lat: 33.1° N Lon: 94.96° W Elev: 364 ft.

Fair

74°F

23°C

Humidity 91%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 9 Sep 5:30 am CDT
Detailed forecast for

Franklin County

Rest Of Tonight
Clear. Lows in the mid 70s. South winds around 5 mph.
Wednesday
Mostly sunny. Hot with highs in the upper 90s. South winds 5 to 10 mph.
Wednesday Night
Mostly clear. Lows in the mid 70s. South winds 5 to 10 mph.
Thursday
Sunny in the morning, then becoming partly cloudy. Hot with highs in the upper 90s. Southwest winds around 5 mph.
Thursday Night
Partly cloudy. Lows in the mid 70s. South winds around 5 mph in the evening, becoming light and variable.
Friday
Partly cloudy with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Hot with highs in the upper 90s. Chance of rain 20 percent.
Friday Night
Mostly clear. Lows in the mid 70s.
Saturday
Mostly sunny. Hot with highs in the upper 90s.
Saturday Night
Mostly clear. Lows in the mid 70s.
Sunday
Mostly sunny. Hot with highs in the upper 90s.
Sunday Night
Mostly clear. Lows in the mid 70s.
Monday
Mostly sunny. Hot with highs in the upper 90s.
Monday Night
Mostly clear. Lows in the mid 70s.
Tuesday
Mostly sunny. Hot with highs in the upper 90s.



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140 AM CDT Wed Sep 9 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database