Severe Thunderstorms and Heavy Rain Across the Ohio Valley;

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

Guntersville Municipal Airport (K8A1)

Lat: 34.4°NLon: 86.27°WElev: 600ft.

Fair

90°F

32°C

Humidity 75%
Wind Speed W 5 mph
Barometer 30.13 in
Dewpoint 81°F (27°C)
Visibility 10.00 mi
Heat Index109°F (43°C)
Last update 11 Aug 10:55 am CDT
Extended Forecast for

Arab AL

Heat Advisory August 12, 01:00pm until August 14, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 88. Heat index values as high as 99. West wind around 5 mph.

    High: 88 °F

    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 73. Southwest wind around 5 mph.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 3pm.  Increasing clouds, with a high near 89. Heat index values as high as 101. West wind around 5 mph.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 74. Calm wind becoming south southwest around 5 mph.

    Low: 74 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 91. West southwest wind around 5 mph.

    High: 91 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 88. Heat index values as high as 99. West wind around 5 mph.
Tonight
Mostly clear, with a low around 73. Southwest wind around 5 mph.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Increasing clouds, with a high near 89. Heat index values as high as 101. West wind around 5 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 74. Calm wind becoming south southwest around 5 mph.
Thursday
Mostly sunny, with a high near 91. West southwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 75.
Friday
Mostly sunny, with a high near 93.
Friday Night
Partly cloudy, with a low around 75.
Saturday
Sunny, with a high near 93.
Saturday Night
Partly cloudy, with a low around 75.
Sunday
Sunny, with a high near 94.
Sunday Night
Partly cloudy, with a low around 74.
Monday
Sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
Arab AL
 34.33°N 86.48°W (Elev. 1083 ft)
10:50 am CDT Aug 11, 2026
11am CDT Aug 11, 2026-6pm CDT Aug 17, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database