Severe Thunderstorms and Heavy Rainfall Across the Midwest into the Great Lakes Region; Significant Heat in the Southwest

Strong to severe storms may produce damaging winds, isolated hail, and a few tornadoes from the Midwest into the lower Great Lakes. These storms may also produce areas of heavy rain and flash flooding. Significant heat will continue across parts of the Desert Southwest into western Texas and north Alaska. Dangerous heat will also build into the Eastern and Central U.S. and continue into next week. Read More >

Hazardous Weather Conditions

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Overcast

73°F

23°C

Humidity 83%
Wind Speed W 7 mph
Barometer 30.12 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 18 Jun 10:15 am EDT
Extended Forecast for

4 Miles WNW Afton TN

  • Today

    Today: Showers and thunderstorms likely, mainly between 2pm and 3pm.  Partly sunny, with a high near 86. West wind 5 to 10 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am, then a slight chance of showers and thunderstorms after 5am.  Partly cloudy, with a low around 67. South wind around 5 mph.  Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms

  • Juneteenth

    Juneteenth: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11am.  High near 83. West wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 83 °F

    Showers
    Likely then
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am.  Patchy fog after 4am. Low around 65. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 80%.

    Low: 65 °F

    Showers then
    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: Patchy fog before 7am.  Otherwise, mostly sunny, with a high near 85. Calm wind becoming northwest around 5 mph.

    High: 85 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 89. Calm wind.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 92.

    High: 92 °F

    Hot

Detailed Forecast

Today
Showers and thunderstorms likely, mainly between 2pm and 3pm. Partly sunny, with a high near 86. West wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A slight chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 67. South wind around 5 mph. Chance of precipitation is 20%.
Juneteenth
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11am. High near 83. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Patchy fog after 4am. Low around 65. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.
Friday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 85. Calm wind becoming northwest around 5 mph.
Friday Night
Mostly clear, with a low around 64. Calm wind.
Saturday
Sunny, with a high near 89. Calm wind.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Sunny and hot, with a high near 92.
Sunday Night
Mostly clear, with a low around 68.
Monday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 92.
Monday Night
A 10 percent chance of showers and thunderstorms. Mostly clear, with a low around 69.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Afton TN
 36.22°N 82.83°W (Elev. 1188 ft)
7:16 am EDT Jun 18, 2025
10am EDT Jun 18, 2025-6pm EDT Jun 24, 2025
 
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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