Severe Thunderstorm and Tropical Storm Bertha Impacts

Numerous severe thunderstorms are expected across a broad region from the Ohio Valley to the Mid-Atlantic and Northeast States today into tonight. Swaths of damaging wind gusts are expected and some tornadoes are possible. Bertha is expected to bring tropical storm conditions to portions of the Gulf Coast from the Florida Panhandle westward to southeastern Louisiana later today and Wednesday. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2° N Lon: 82.81° W Elev: 1608 ft.

86°F

30°C

Humidity 59%
Wind Speed W 12 mph
Barometer 29.96 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 21 Jul 1:55 pm EDT
Detailed forecast for

Unicoi County

Rest Of Today
Mostly cloudy early this afternoon, then becoming partly sunny. A chance of showers with a slight chance of thunderstorms early this afternoon, then a chance of showers and thunderstorms late. Highs in the mid 70s to upper 80s. Light winds. Chance of rain 40 percent.
Tonight
Mostly cloudy. A chance of showers and thunderstorms until early morning, then showers likely with a chance of thunderstorms late. Lows in the 60s. Southwest winds 10 mph or less. Chance of rain 70 percent.
Wednesday
Showers with a chance of thunderstorms. Highs in the upper 60s to lower 80s. Light winds. Chance of rain near 100 percent.
Wednesday Night
Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the upper 50s to mid 60s. Light winds. Chance of rain 50 percent.
Thursday
Partly sunny. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 60s to lower 80s. Light winds. Chance of rain 60 percent.
Thursday Night
Partly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then mostly cloudy after midnight. Lows in the mid 50s to mid 60s. Chance of rain 30 percent.
Friday
Partly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 60s to lower 80s. Chance of rain 50 percent.
Friday Night
Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then showers likely after midnight. Lows in the upper 50s to mid 60s. Chance of rain 60 percent.
Saturday
Showers likely in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 60s to upper 70s. Chance of rain 70 percent.
Saturday Night
Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy with showers likely after midnight. Lows in the 60s. Chance of rain 60 percent.
Sunday
Mostly cloudy with a chance of showers in the morning, then mostly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the upper 60s to lower 80s. Chance of rain 50 percent.
Sunday Night
Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the 60s. Chance of rain 40 percent.
Monday
Mostly sunny. A chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the 70s to mid 80s. Chance of rain 50 percent.



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152 PM EDT Tue Jul 21 2026
 
 

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