National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Scottsboro Municipal Airport (K4A6)

Lat: 34.69°NLon: 86.01°WElev: 650ft.

Fair

77°F

25°C

Humidity 89%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 18 Sep 9:55 pm CDT
Extended Forecast for

Trenton AL

Heat Advisory September 18, 10:10pm until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 18, 10:10pm until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly after 3pm. Increasing clouds, with a high near 96. Heat index values as high as 104. Calm wind.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 95. Heat index values as high as 104. Calm wind.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 91. Chance of precipitation is 60%.

    High: 91 °F

    Slight Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 73. Calm wind.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Increasing clouds, with a high near 96. Heat index values as high as 104. Calm wind.
Saturday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 72. Calm wind.
Sunday
Sunny, with a high near 95. Heat index values as high as 104. Calm wind.
Sunday Night
Partly cloudy, with a low around 71. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94.
Monday Night
A 50 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70.
Tuesday
A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 91. Chance of precipitation is 60%.
Tuesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 61.
Friday
Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Trenton AL
 34.75°N 86.26°W (Elev. 640 ft)
Last Update:
9:50 pm CDT Sep 18, 2026
Forecast Valid:
10pm CDT Sep 18, 2026-6pm CDT Sep 25, 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