Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

77°F

25°C

Humidity 69%
Wind Speed NE 5 mph
Barometer 30.06 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 4 Aug 4:55 pm EDT
Extended Forecast for

3 Miles NNE Limestone TN

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm.  Partly sunny, with a steady temperature around 83. East wind around 5 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Showers
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 65. Southeast wind around 5 mph becoming calm.

    Low: 65 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then showers and thunderstorms likely after 5pm.  Mostly sunny, with a high near 83. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 10pm.  Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm.  High near 84. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 80%.

    High: 84 °F

    Slight Chance
    T-storms then
    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am.  Low around 65. Calm wind.  Chance of precipitation is 80%.

    Low: 65 °F

    Showers then
    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 70%.

    High: 84 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am.  Partly cloudy, with a low around 65. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm.  High near 84. Chance of precipitation is 80%.

    High: 84 °F

    Chance
    Showers then
    T-storms

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Partly sunny, with a steady temperature around 83. East wind around 5 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 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Southeast wind around 5 mph becoming calm.
Wednesday
A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then showers and thunderstorms likely after 5pm. Mostly sunny, with a high near 83. Calm wind becoming southwest around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 66. Calm wind.
Thursday
A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 84. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%.
Thursday Night
Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 65. Calm wind. Chance of precipitation is 80%.
Friday
A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 65. Chance of precipitation is 60%.
Saturday
A chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 84. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Low around 66. Chance of precipitation is 80%.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Sunday Night
A chance of thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Limestone TN
 36.27°N 82.63°W (Elev. 1558 ft)
2:26 pm EDT Aug 4, 2026
5pm EDT Aug 4, 2026-6pm EDT Aug 11, 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