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

72°F

22°C

Humidity 91%
Wind Speed Calm
Barometer 29.98 in (1013.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 21 Jul 6:53 am EDT
Extended Forecast for

Roswell GA

  • Today

    Today: Mostly sunny, with a high near 93. Heat index values as high as 101. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 93 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 75. South wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 75 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 91. Heat index values as high as 100. South wind 5 to 10 mph.

    High: 91 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 5am, then a chance of showers. Mostly cloudy, with a low around 73. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.

    Low: 73 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. West wind around 5 mph. Chance of precipitation is 70%.

    High: 86 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers after 11pm. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.

    High: 84 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

    Low: 71 °F

    Showers
    Likely then
    Chance
    T-storms

  • Saturday

    Saturday: Showers likely before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.

    High: 86 °F

    Showers
    Likely then
    T-storms
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 93. Heat index values as high as 101. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Tonight
Partly cloudy, with a low around 75. South wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
A 30 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 91. Heat index values as high as 100. South wind 5 to 10 mph.
Wednesday Night
Showers and thunderstorms likely before 5am, then a chance of showers. Mostly cloudy, with a low around 73. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.
Thursday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. West wind around 5 mph. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers after 11pm. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Saturday
Showers likely before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.
Saturday Night
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Sunday Night
A chance of thunderstorms. Mostly clear, with a low around 72. Chance of precipitation is 30%.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Roswell GA
 34.02°N 84.35°W (Elev. 997 ft)
Last Update:
2:26 am EDT Jul 21, 2026
Forecast Valid:
6am EDT Jul 21, 2026-6pm EDT Jul 27, 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