National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Fair

68°F

20°C

Humidity 94%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 17 Aug 5:55 am EDT
Extended Forecast for

5 Miles WSW Greeneville TN

  • Today

    Today: Sunny and hot, with a high near 91. Calm wind.

    High: 91 °F

    Hot

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, sunny and hot, with a high near 90. Calm wind becoming north around 5 mph.

    High: 90 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 90. Calm wind.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 89. Calm wind becoming northwest around 5 mph.

    High: 89 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 86.

    High: 86 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

Detailed Forecast

Today
Sunny and hot, with a high near 91. Calm wind.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 69. Calm wind.
Monday
Patchy fog before 8am. Otherwise, sunny and hot, with a high near 90. Calm wind becoming north around 5 mph.
Monday Night
Mostly clear, with a low around 68. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 90. Calm wind.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 68. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 89. Calm wind becoming northwest around 5 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 68.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 86.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 68.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Greeneville TN
 36.13°N 82.89°W (Elev. 1401 ft)
Last Update:
2:22 am EDT Aug 17, 2025
Forecast Valid:
6am EDT Aug 17, 2025-6pm EDT Aug 23, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation