Dangerous Fire Conditions in the Southern High Plains; Severe Weather from the Great Lakes into Central/Southern Plains; Late-Season Mountain Snow

Dry and windy conditions will produce dangerous fire weather conditions across the southern High Plains into the Southwest. Severe storms, including very large hail, strong tornadoes, and winds, are expected from the Great Lakes into the central/southern Plains. Heavy late-season snow and cold temperatures are expected in the northern to central Rockies. Heat is spreading across the eastern U.S.. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Fair

75°F

24°C

Humidity 57%
Wind Speed Calm
Barometer 30.17 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 18 May 12:15 am EDT
Extended Forecast for

5 Miles ESE Parrottsville TN

  • Overnight

    Overnight: Mostly clear, with a low around 66. Southeast wind around 5 mph.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: A 10 percent chance of showers and thunderstorms after 4pm.  Sunny and hot, with a high near 90. Southeast wind around 5 mph becoming calm.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66. Southeast wind around 5 mph.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66. Calm wind becoming south around 5 mph.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm.  High near 86. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 80%.

    High: 86 °F

    Slight Chance
    T-storms then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 2am, then a slight chance of showers.  Low around 64. Calm wind.  Chance of precipitation is 80%.

    Low: 64 °F

    Showers

  • Thursday

    Thursday: A slight chance of showers, then showers and possibly a thunderstorm after 8am.  High near 80. Chance of precipitation is 90%.

    High: 80 °F

    Showers
    Likely then
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 63. Chance of precipitation is 80%.

    Low: 63 °F

    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 66. Southeast wind around 5 mph.
Monday
A 10 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 90. Southeast wind around 5 mph becoming calm.
Monday Night
Partly cloudy, with a low around 66. Southeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 89. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 66. Calm wind becoming south around 5 mph.
Wednesday
A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 86. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm before 2am, then a slight chance of showers. Low around 64. Calm wind. Chance of precipitation is 80%.
Thursday
A slight chance of showers, then showers and possibly a thunderstorm after 8am. High near 80. Chance of precipitation is 90%.
Thursday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 63. Chance of precipitation is 80%.
Friday
A chance of showers, then showers and possibly a thunderstorm after 8am. High near 78. Chance of precipitation is 90%.
Friday Night
Showers and thunderstorms. Low around 63. Chance of precipitation is 80%.
Saturday
Showers and possibly a thunderstorm. High near 81. Chance of precipitation is 90%.
Saturday Night
Showers and thunderstorms. Low around 64. Chance of precipitation is 80%.
Sunday
Showers and thunderstorms. High near 82. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Parrottsville TN
 35.99°N 83.02°W (Elev. 1286 ft)
1:06 am EDT May 18, 2026
2am EDT May 18, 2026-6pm EDT May 24, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database