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

Atlanta, De Kalb-Peachtree Airport (KPDK)

Lat: 33.88°NLon: 84.3°WElev: 1001ft.

Fair

56°F

13°C

Humidity 75%
Wind Speed Calm
Barometer 30.12 in (1019.1 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 16 May 1:53 am EDT
Extended Forecast for

Decatur GA

  • Overnight

    Overnight: Clear, with a low around 57. Calm wind.

    Low: 57 °F

    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 85. South wind around 5 mph.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 65. Calm wind becoming southeast around 5 mph.

    Low: 65 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Mostly sunny, with a high near 87. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 87 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly clear, with a low around 65. Southeast wind around 5 mph. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66.

    Low: 66 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 87.

    High: 87 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
Clear, with a low around 57. Calm wind.
Saturday
Mostly sunny, with a high near 85. South wind around 5 mph.
Saturday Night
Mostly cloudy, with a low around 65. Calm wind becoming southeast around 5 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Mostly sunny, with a high near 87. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly clear, with a low around 65. Southeast wind around 5 mph. Chance of precipitation is 30%.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 86.
Monday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66.
Tuesday
Partly sunny, with a high near 87.
Tuesday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 67.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 82. Chance of precipitation is 60%.
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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:
1:31 am EDT May 16, 2026
Forecast Valid:
2am EDT May 16, 2026-6pm EDT May 22, 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