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Areas of Severe Thunderstorms and Heat

Scattered severe thunderstorms and excessive rainfall are possible today in the Mid Atlantic, posing a risk for damaging winds and isolated flash flooding. Extreme Heat Warnings are in effect today for northeast Texas into southern Oklahoma and Arkansas. Extreme Heat Warnings are also in effect for the Desert Southwest today into Sunday. Read More >

Current conditions at

Huntsville, Madison County Executive Airport (KMDQ)

Lat: 34.86°NLon: 86.56°WElev: 755ft.

Fair

76°F

24°C

Humidity 75%
Wind Speed NA
Barometer 30.09 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 20 Aug 8:35 am CDT
Extended Forecast for

3 Miles N Huntsville AL

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 95. Heat index values as high as 103. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 95 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 72. Northwest wind around 5 mph becoming calm. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms, mainly between 2pm and 3pm. Mostly sunny, with a high near 91. Heat index values as high as 100. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 91 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 69. North wind around 5 mph becoming calm.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 95. Heat index values as high as 103. Calm wind becoming south southwest around 5 mph in the afternoon.
Tonight
A chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 72. Northwest wind around 5 mph becoming calm. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A 20 percent chance of showers and thunderstorms, mainly between 2pm and 3pm. Mostly sunny, with a high near 91. Heat index values as high as 100. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 69. North wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 92. Calm wind becoming north northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 67.
Monday
Mostly sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 90.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 70.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Huntsville AL
 34.77°N 86.64°W (Elev. 738 ft)
Last Update:
8:29 am CDT Aug 20, 2026
Forecast Valid:
8am CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation