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

62°F

17°C

Humidity 70%
Wind Speed Calm
Barometer 30.11 in (992.7 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 14 Oct 10:56 pm EDT
Extended Forecast for

2 Miles ENE Marietta, Cobb County-McCollum Field Airport GA

  • Tonight

    Tonight: Clear, with a low around 55. Calm wind.

    Low: 55 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind becoming east around 5 mph in the morning.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. Calm wind becoming southeast around 5 mph.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Clear, with a low around 55. Calm wind.
Wednesday
Sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 80. Calm wind becoming east around 5 mph in the morning.
Thursday Night
Mostly clear, with a low around 56. Calm wind becoming southeast around 5 mph.
Friday
Mostly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Sunny, with a high near 81.
Saturday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 61.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 76.
Sunday Night
A 20 percent chance of showers. Mostly clear, with a low around 51.
Monday
Sunny, with a high near 74.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Marietta, Cobb County-McCollum Field Airport GA
 34.02°N 84.57°W (Elev. 997 ft)
Last Update:
6:22 pm EDT Oct 14, 2025
Forecast Valid:
11pm EDT Oct 14, 2025-6pm EDT Oct 21, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation