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

Cobb County International Airport - McCollum Field (KRYY)

Lat: 34.01°NLon: 84.6°WElev: 997ft.

Fair

77°F

25°C

Humidity 43%
Wind Speed E 9 G 17 mph
Barometer 30.13 in (993.4 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 2 Sep 11:50 am EDT
Extended Forecast for

3 Miles WNW Roswell GA

  • Today

    Today: Mostly sunny, with a high near 81. East wind around 5 mph.

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. East wind around 5 mph becoming calm.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A slight chance of thunderstorms before 8am, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 66.

    Low: 66 °F

    Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 81. East wind around 5 mph.
Tonight
Mostly clear, with a low around 61. East wind around 5 mph becoming calm.
Wednesday
A slight chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.
Thursday
A slight chance of thunderstorms before 8am, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 30%.
Thursday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 66.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 68.
Saturday
Mostly sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 63.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 63.
Monday
Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Roswell GA
 34.07°N 84.4°W (Elev. 997 ft)
Last Update:
2:17 am EDT Sep 2, 2025
Forecast Valid:
11am EDT Sep 2, 2025-6pm EDT Sep 8, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation