Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

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

Overcast

75°F

24°C

Humidity 31%
Wind Speed Vrbl 6 mph
Barometer 30.23 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 12 Apr 9:35 pm EDT
Detailed forecast for

Unicoi County

Tonight
Mostly cloudy. Lows in the 50s to lower 60s. South winds 5 to 15 mph with gusts up to 25 mph.
Monday
Partly sunny. Highs in the upper 60s to lower 80s. West winds 10 mph or less.
Monday Night
Partly cloudy. Lows in the 50s to lower 60s. Light winds.
Tuesday
Mostly sunny. Highs in the 70s to lower 80s. Light winds.
Tuesday Night
Partly cloudy. Lows in the 50s. Light winds.
Wednesday
Mostly sunny. Highs in the 70s to mid 80s.
Wednesday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s to lower 60s.
Thursday
Mostly sunny. A slight chance of showers in the afternoon. Highs in the 70s to mid 80s. Chance of rain 20 percent.
Thursday Night
Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the 50s to lower 60s. Chance of rain 20 percent.
Friday
Mostly sunny. Highs in the 70s to lower 80s.
Friday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s to lower 60s.
Saturday
Mostly sunny. A slight chance of showers in the afternoon. Highs in the mid 70s to upper 80s. Chance of rain 20 percent.
Saturday Night
Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Lows in the mid 50s to lower 60s. Chance of rain 20 percent.
Sunday
Partly sunny with a chance of showers in the morning, then mostly cloudy with a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 60s to upper 70s. Chance of rain 40 percent.



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706 PM EDT Sun Apr 12 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database