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

Hazardous Weather Conditions

Current conditions at

Atlanta, De Kalb-Peachtree Airport (KPDK)

Lat: 33.88°NLon: 84.3°WElev: 1001ft.

Fair

81°F

27°C

Humidity 58%
Wind Speed Calm
Barometer 30.20 in (1021.4 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 17 Sep 7:53 pm EDT
Extended Forecast for

Decatur GA

  • Tonight

    Tonight: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 96. Heat index values as high as 100. Calm wind becoming northwest around 5 mph.

    High: 96 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Heat index values as high as 99. Calm wind becoming northeast around 5 mph.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 71. East wind around 5 mph. Chance of precipitation is 40%.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 71. Calm wind.
Friday
Sunny, with a high near 96. Heat index values as high as 100. Calm wind becoming northwest around 5 mph.
Friday Night
Partly cloudy, with a low around 73. Calm wind.
Saturday
A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Heat index values as high as 99. Calm wind becoming northeast around 5 mph.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 71. East wind around 5 mph. Chance of precipitation is 40%.
Sunday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 71.
Monday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.
Monday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71.
Tuesday
A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Wednesday Night
A slight chance of thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 10%.
Thursday
Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Decatur GA
 33.77°N 84.29°W (Elev. 1060 ft)
Last Update:
2:26 pm EDT Sep 17, 2026
Forecast Valid:
8pm EDT Sep 17, 2026-6pm EDT Sep 24, 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