Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Hazardous Weather Conditions

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

82°F

28°C

Humidity 62%
Wind Speed W 3 mph
Barometer 30.00 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 21 Aug 5:15 pm EDT
Extended Forecast for

4 Miles NE Liberty TN

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely.  Mostly sunny, with a steady temperature around 80. Southwest wind around 5 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 9pm.  Low around 65. Calm wind.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 1am.  Increasing clouds, with a low around 63. Southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 80. West wind 5 to 10 mph.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59. West wind around 5 mph becoming calm.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely. Mostly sunny, with a steady temperature around 80. Southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms, mainly before 9pm. Low around 65. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 1am. Increasing clouds, with a low around 63. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.
Sunday
Mostly sunny, with a high near 80. West wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 59. West wind around 5 mph becoming calm.
Monday
Mostly sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 63.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 65. Chance of precipitation is 60%.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Liberty TN
 36.18°N 82.58°W (Elev. 1499 ft)
2:26 pm EDT Aug 21, 2026
5pm EDT Aug 21, 2026-6pm EDT Aug 28, 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