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

Hazardous Weather Conditions

Current conditions at

Atlanta, Hartsfield - Jackson Atlanta International Airport (KATL)

Lat: 33.64°NLon: 84.43°WElev: 1027ft.

Thunderstorm

79°F

26°C

Humidity 74%
Wind Speed W 8 mph
Barometer 29.97 in (1013.9 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 21 Aug 5:52 pm EDT
Extended Forecast for

Riverdale GA

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 72. West wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 91. Northwest wind 5 to 10 mph.

    High: 91 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 72. Northwest wind around 5 mph.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 92. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 92 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69. Northwest wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 30%.

    High: 91 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 72. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 72. West wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 91. Northwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 72. Northwest wind around 5 mph.
Sunday
Sunny, with a high near 92. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 69. Northwest wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 91.
Monday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 69.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 72. Chance of precipitation is 30%.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 8am. Mostly sunny, with a high near 91.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 89. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 71. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Riverdale GA
 33.57°N 84.39°W (Elev. 892 ft)
Last Update:
2:26 pm EDT Aug 21, 2026
Forecast Valid:
6pm EDT Aug 21, 2026-6pm EDT Aug 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation