Heat Wave Persists Over the Central U.S.; Significant Flooding Expected in the Northern Mid-Atlantic Tuesday

Dangerous and extreme heat will remain across portions of the Central U.S. this week, persisting across the Mid to Lower Mississippi Valleys, Gulf Coast, Southern Plains and portions of Texas. A heat wave over the Southwest will intensify late this week. Severe thunderstorms and flash flooding will spread from the Great Lakes/Ohio Valley to the Mid-Atlantic and Northeast the next few days. Read More >

Hazardous Weather Conditions

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

73°F

23°C

Humidity 94%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 27 Jul 11:35 pm EDT
Extended Forecast for

4 Miles WNW Allenstand NC

  • Tonight

    Tonight: Partly cloudy, with a low around 66. Southeast wind around 5 mph.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 2pm, then showers and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm.  High near 86. Southeast wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 86 °F

    Chance
    T-storms then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 11pm, then showers likely between 11pm and 2am.  Mostly cloudy, with a low around 65. West wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. Northwest wind 5 to 10 mph.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind becoming north around 5 mph in the afternoon.

    High: 80 °F

    Sunny

  • Thursday Night

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

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 63.

    Low: 63 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 66. Southeast wind around 5 mph.
Tuesday
A chance of showers and thunderstorms before 2pm, then showers and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 86. Southeast wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and thunderstorms likely before 11pm, then showers likely between 11pm and 2am. Mostly cloudy, with a low around 65. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Mostly sunny, with a high near 80. Northwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 59. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 80. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 59. Calm wind.
Friday
Mostly sunny, with a high near 83.
Friday Night
Mostly cloudy, with a low around 63.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 82.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 80. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Allenstand NC
 35.99°N 82.83°W (Elev. 1824 ft)
7:06 pm EDT Jul 27, 2026
11pm EDT Jul 27, 2026-6pm EDT Aug 3, 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