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

74°F

23°C

Humidity 40%
Wind Speed Calm
Barometer 30.12 in (993.1 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 6 Nov 1:50 pm EST
Extended Forecast for

3 Miles SSE Marietta, Cobb County-McCollum Field Airport GA

  • This Afternoon

    This Afternoon: Sunny, with a high near 72. East wind around 5 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 48. Southeast wind around 5 mph, with gusts as high as 15 mph.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 72. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 72 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Showers, with thunderstorms also possible after 10pm. Low around 59. South wind around 5 mph becoming west after midnight. Chance of precipitation is 80%.

    Low: 59 °F

    Showers

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 72. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 72 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely

  • Sunday

    Sunday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 64.

    High: 64 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 72. East wind around 5 mph.
Tonight
Mostly clear, with a low around 48. Southeast wind around 5 mph, with gusts as high as 15 mph.
Friday
Mostly sunny, with a high near 72. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Showers, with thunderstorms also possible after 10pm. Low around 59. South wind around 5 mph becoming west after midnight. Chance of precipitation is 80%.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 72. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
A chance of showers before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Sunday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 26.
Veterans Day
Sunny, with a high near 49.
Tuesday Night
Mostly clear, with a low around 33.
Wednesday
Sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Marietta, Cobb County-McCollum Field Airport GA
 33.97°N 84.57°W (Elev. 1096 ft)
Last Update:
1:16 pm EST Nov 6, 2025
Forecast Valid:
2pm EST Nov 6, 2025-6pm EST Nov 12, 2025
 
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Additional Resources

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