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.

Mostly Cloudy

70°F

21°C

Humidity 94%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 17 Aug 1:35 am EDT
Extended Forecast for

Russellville TN

  • Overnight

    Overnight: Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Partly Cloudy

  • Sunday

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

    High: 91 °F

    Hot

  • Sunday Night

    Sunday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, sunny and hot, with a high near 91. Heat index values as high as 95. Calm wind becoming northeast around 5 mph.

    High: 91 °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 92. Calm wind.

    High: 92 °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 69. Calm wind.

    Low: 69 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 91.

    High: 91 °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 69.

    Low: 69 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 68. Calm wind.
Sunday
Sunny and hot, with a high near 91. Calm wind.
Sunday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 70. Calm wind.
Monday
Patchy fog before 8am. Otherwise, sunny and hot, with a high near 91. Heat index values as high as 95. Calm wind becoming northeast 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 92. Calm wind.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 69. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 91.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 69.
Thursday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Russellville TN
 36.25°N 83.22°W (Elev. 1325 ft)
Last Update:
1:38 am EDT Aug 17, 2025
Forecast Valid:
2am 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