Severe Weather Across the Center of the Nation; Fire Weather Concerns for Southwest and California; Snow for the Central Rockies

Severe thunderstorms will continue to impact the center of the Nation through today. Very large hail, strong tornadoes, and damaging winds are expected from the Great Lakes into the central/southern Plains; Flash flooding is possible for portions into the mid-Mississippi Valley. Critical fire weather conditions for the Southwest and central valley of California today. Winter hangs on for Rockies. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Fair

84°F

29°C

Humidity 43%
Wind Speed SW 5 mph
Barometer 30.25 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 18 May 12:35 pm EDT
Extended Forecast for

3 Miles NNE Flag Pond TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 86. South wind around 5 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 65. South wind around 5 mph.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86. Calm wind becoming southwest around 5 mph.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after 2pm.  Mostly sunny, with a high near 83. Calm wind becoming west around 5 mph.  Chance of precipitation is 70%.

    High: 83 °F

    Mostly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am.  Mostly cloudy, with a low around 64. Calm wind.  Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

  • Thursday

    Thursday: A slight chance of thunderstorms, then showers and possibly a thunderstorm after 8am.  High near 78. Calm wind.  Chance of precipitation is 90%.

    High: 78 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 61. Chance of precipitation is 80%.

    Low: 61 °F

    Showers

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 74. Chance of precipitation is 60%.

    High: 74 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 86. South wind around 5 mph.
Tonight
Mostly clear, with a low around 65. South wind around 5 mph.
Tuesday
Mostly sunny, with a high near 86. Calm wind becoming southwest around 5 mph.
Tuesday Night
Partly cloudy, with a low around 65. Calm wind.
Wednesday
Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 83. Calm wind becoming west around 5 mph. Chance of precipitation is 70%.
Wednesday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 60%.
Thursday
A slight chance of thunderstorms, then showers and possibly a thunderstorm after 8am. High near 78. Calm wind. Chance of precipitation is 90%.
Thursday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 61. Chance of precipitation is 80%.
Friday
Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 62.
Saturday
Showers and thunderstorms. High near 77. Chance of precipitation is 80%.
Saturday Night
Showers and thunderstorms. Low around 63. Chance of precipitation is 80%.
Sunday
Showers and possibly a thunderstorm. High near 79. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Flag Pond TN
 36.04°N 82.54°W (Elev. 2201 ft)
1:06 pm EDT May 18, 2026
1pm 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