Extreme Heat Across the Southern U.S.; Severe Thunderstorms and Heavy Rain in the Plains and Mississippi Valley

A heat wave over the Southwest will intensify late week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms and heavy rain are expected over portions of the Plains and Mississippi Valley tonight, which will shift to parts of the Upper Midwest and mid-Mississippi Valley Friday. Monsoonal showers and flooding persist in the Desert Southwest. Read More >

Current conditions at

Guntersville Municipal Airport (K8A1)

Lat: 34.4°NLon: 86.27°WElev: 600ft.

Fair

70°F

21°C

Humidity 94%
Wind Speed W 2 mph
Barometer 30.00 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 31 Jul 1:35 am CDT
Extended Forecast for

5 Miles NNW Guntersville AL

  • Overnight

    Overnight: Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 92. Heat index values as high as 98. Calm wind.

    High: 92 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 10 percent chance of showers and thunderstorms after 5am.  Increasing clouds, with a low around 74. Calm wind.

    Low: 74 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms, mainly before noon, then showers likely and possibly a thunderstorm after 5pm.  High near 88. Heat index values as high as 100. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%.

    High: 88 °F

    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers.  Low around 72. South southwest wind around 5 mph becoming calm  in the evening. Winds could gust as high as 20 mph.  Chance of precipitation is 80%.

    Low: 72 °F

    Showers

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 87.

    High: 87 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 68. Calm wind.
Friday
Mostly sunny, with a high near 92. Heat index values as high as 98. Calm wind.
Friday Night
A 10 percent chance of showers and thunderstorms after 5am. Increasing clouds, with a low around 74. Calm wind.
Saturday
Showers and thunderstorms, mainly before noon, then showers likely and possibly a thunderstorm after 5pm. High near 88. Heat index values as high as 100. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Saturday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 72. South southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 70.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 71.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Guntersville AL
 34.41°N 86.29°W (Elev. 643 ft)
1:28 am CDT Jul 31, 2026
1am CDT Jul 31, 2026-6pm CDT Aug 6, 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