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

Athens McMinn County Airport (KMMI)

Lat: 35.4° N Lon: 84.56° W Elev: 874 ft.

Fair

68°F

20°C

Humidity 100%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 68°F (20°C)
Visibility 7.00 mi
Last update 15 Aug 7:15 am EDT
Detailed forecast for

Rhea County

Today
Partly sunny. Patchy fog this morning. A chance of showers and thunderstorms this afternoon. Highs in the upper 80s to lower 90s. Light winds. Chance of rain 30 percent.
Tonight
Partly cloudy. Lows around 70. Light winds.
Saturday
Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Light winds. Chance of rain 20 percent.
Saturday Night
Mostly clear. Lows around 70. Light winds.
Sunday
Sunny. Highs in the lower to mid 90s. Light winds.
Sunday Night
Mostly clear. Lows in the lower 70s.
Monday
Sunny. Highs in the lower to mid 90s. Heat index values around 106.
Monday Night
Mostly clear. Lows in the lower 70s.
Tuesday
Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower to mid 90s. Chance of rain 20 percent. Heat index values around 107.
Tuesday Night
Partly cloudy. Lows in the lower 70s.
Wednesday
Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s to lower 90s. Chance of rain 40 percent. Heat index values around 105.
Wednesday Night
Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows around 70. Chance of rain 20 percent.
Thursday
Partly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid to upper 80s. Chance of rain 50 percent.



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706 AM EDT Fri Aug 15 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database