Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Fair

64°F

18°C

Humidity 88%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 21 Jun 2:55 am EDT
Extended Forecast for

Limestone TN

  • Overnight

    Overnight: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 88. Calm wind becoming west around 5 mph.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66. Calm wind becoming south around 5 mph.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: Showers and thunderstorms, mainly before 4pm, then showers and possibly a thunderstorm after 4pm.  High near 85. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%.

    High: 85 °F

    Chance
    T-storms then
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am.  Low around 64. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%.

    Low: 64 °F

    T-storms then
    Showers

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 80. West wind around 5 mph.  Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A slight chance of thunderstorms before 8pm.  Partly cloudy, with a low around 58. North wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 10%.

    Low: 58 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 59. Calm wind.
Sunday
Sunny, with a high near 88. Calm wind becoming west around 5 mph.
Sunday Night
Partly cloudy, with a low around 66. Calm wind becoming south around 5 mph.
Monday
Showers and thunderstorms, mainly before 4pm, then showers and possibly a thunderstorm after 4pm. High near 85. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Monday Night
Showers and thunderstorms likely before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Low around 64. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Tuesday
Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 80. West wind around 5 mph. Chance of precipitation is 60%.
Tuesday Night
A slight chance of thunderstorms before 8pm. Partly cloudy, with a low around 58. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 10%.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 86.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Limestone TN
 36.23°N 82.63°W (Elev. 1391 ft)
2:26 am EDT Jun 21, 2026
3am EDT Jun 21, 2026-6pm EDT Jun 27, 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