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

Atlanta, Hartsfield - Jackson Atlanta International Airport (KATL)

Lat: 33.64°NLon: 84.43°WElev: 1027ft.

Fair

78°F

26°C

Humidity 76%
Wind Speed Calm
Barometer 30.08 in (1017.4 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 2 Sep 2:52 am EDT
Extended Forecast for

Riverdale GA

  • Overnight

    Overnight: Clear, with a low around 75. Calm wind.

    Low: 75 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 96. Heat index values as high as 100. Calm wind becoming east around 5 mph in the afternoon.

    High: 96 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 96. Heat index values as high as 100. Light southeast wind becoming east 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 96 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 75.

    Low: 75 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 75. Calm wind.
Wednesday
Sunny, with a high near 96. Heat index values as high as 100. Calm wind becoming east around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 96. Heat index values as high as 100. Light southeast wind becoming east 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 75.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96.
Saturday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 75.
Sunday
A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Labor Day
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Riverdale GA
 33.58°N 84.42°W (Elev. 978 ft)
Last Update:
2:26 am EDT Sep 2, 2026
Forecast Valid:
3am EDT Sep 2, 2026-6pm EDT Sep 8, 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