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.

A Few Clouds

66°F

19°C

Humidity 81%
Wind Speed E 7 mph
Barometer 30.20 in (995.6 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 5 Oct 2:50 am EDT
Extended Forecast for

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

  • Overnight

    Overnight: Mostly cloudy, with a low around 64. East wind around 10 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 78. East wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 78 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 65. East wind around 10 mph, with gusts as high as 25 mph.

    Low: 65 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 79. East wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 79 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64. East wind around 10 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 40%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly cloudy, with a low around 64. East wind around 10 mph, with gusts as high as 20 mph.
Sunday
Mostly cloudy, with a high near 78. East wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 65. East wind around 10 mph, with gusts as high as 25 mph.
Monday
Mostly cloudy, with a high near 79. East wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 64. East wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 82.
Tuesday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 65.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 65.
Thursday
A slight chance of showers and thunderstorms. Mostly cloudy, with a high near 73. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 59.
Friday
Partly sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 56.
Saturday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

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:
2:16 am EDT Oct 5, 2025
Forecast Valid:
3am EDT Oct 5, 2025-6pm EDT Oct 11, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation