Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Guntersville Municipal Airport (K8A1)

Lat: 34.4°NLon: 86.27°WElev: 600ft.

A Few Clouds

90°F

32°C

Humidity 67%
Wind Speed N 6 mph
Barometer 29.99 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 21 Aug 2:35 pm CDT
Extended Forecast for

6 Miles SW Grant AL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 91. Heat index values as high as 102. Northwest wind around 5 mph.

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog between 4am and 5am.  Otherwise, mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 7am.  Otherwise, sunny, with a high near 94. Heat index values as high as 97. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 94 °F

    Patchy Fog
    then Sunny

  • Saturday Night

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

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 91. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 90.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 91. Heat index values as high as 102. Northwest wind around 5 mph.
Tonight
Patchy fog between 4am and 5am. Otherwise, mostly clear, with a low around 69. Calm wind.
Saturday
Patchy fog before 7am. Otherwise, sunny, with a high near 94. Heat index values as high as 97. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 68. Calm wind.
Sunday
Sunny, with a high near 91. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 66.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.
Monday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Tuesday Night
A slight chance of showers and thunderstorms, then a chance of showers after 1am. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Grant AL
 34.46°N 86.31°W (Elev. 594 ft)
2:50 pm CDT Aug 21, 2026
3pm CDT Aug 21, 2026-6pm CDT Aug 27, 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