Severe Weather and Heavy Rain from the Ohio Valley to the Mid-Atlantic; Heat Persists in the South-Central U.S.

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected across portions of the Ohio Valley into southern Mid-Atlantic and Carolinas. Rounds of strong thunderstorms are expected to develop across the northern and central Plains. Sweltering heat remains most persistent across the South-Central Plains and Lower/Middle Mississippi Valley through next week. Read More >

Current conditions at

Guntersville Municipal Airport (K8A1)

Lat: 34.4°NLon: 86.27°WElev: 600ft.

Fair

95°F

35°C

Humidity 63%
Wind Speed SW 6 mph
Barometer 29.94 in
Dewpoint 81°F (27°C)
Visibility 10.00 mi
Heat Index116°F (47°C)
Last update 5 Sep 12:35 pm CDT
Extended Forecast for

Guntersville AL

Heat Advisory September 5, 12:54pm until September 6, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 5, 12:54pm until September 6, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 96 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 76. Calm wind.

    Low: 76 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 95. Heat index values as high as 107. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. East northeast wind around 5 mph, with gusts as high as 15 mph.

    Low: 74 °F

    Mostly Clear

  • Labor Day

    Labor Day: Mostly sunny, with a high near 89. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 96. Heat index values as high as 109. Calm wind.
Tonight
Partly cloudy, with a low around 76. Calm wind.
Sunday
Sunny, with a high near 95. Heat index values as high as 107. Calm wind becoming north northwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 74. East northeast wind around 5 mph, with gusts as high as 15 mph.
Labor Day
Mostly sunny, with a high near 89. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 73.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 73.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 92.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Guntersville AL
 34.36°N 86.29°W (Elev. 594 ft)
12:50 pm CDT Sep 5, 2026
12pm CDT Sep 5, 2026-6pm CDT Sep 11, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database