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.

79°F

26°C

Humidity 74%
Wind Speed W 7 mph
Barometer 30.04 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 22 Aug 12:35 pm EDT
Extended Forecast for

5 Miles NNE Flag Pond TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 75. Northwest wind around 5 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am.  Partly cloudy, with a low around 59. Northwest wind around 5 mph.  Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 71. Northwest wind around 5 mph.

    High: 71 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. West wind around 5 mph becoming calm  in the evening.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 72. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75. Calm wind becoming west around 5 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 75. Northwest wind around 5 mph.
Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Partly cloudy, with a low around 59. Northwest wind around 5 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 71. Northwest wind around 5 mph.
Sunday Night
Mostly clear, with a low around 56. West wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 72. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 57. Calm wind.
Tuesday
Mostly sunny, with a high near 75. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 77.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 75. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 62. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Flag Pond TN
 36.09°N 82.54°W (Elev. 3297 ft)
7:06 am EDT Aug 22, 2026
12pm EDT Aug 22, 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