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

61°F

16°C

Humidity 56%
Wind Speed E 15 G 22 mph
Barometer 30.24 in (997.1 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 2 Mar 5:50 pm EST
Extended Forecast for

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

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. East wind around 10 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 63. East wind around 10 mph, with gusts as high as 20 mph.

    High: 63 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50. Southeast wind around 5 mph.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56. Southeast wind around 5 mph.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 61.

    Low: 61 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, with a low around 50. East wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 63. East wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 50. Southeast wind around 5 mph.
Wednesday
Mostly sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 56. Southeast wind around 5 mph.
Thursday
Partly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 59.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 61.
Saturday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 62.
Monday
A 50 percent chance of showers. Mostly cloudy, with a high near 79.
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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:
6:17 pm EST Mar 2, 2026
Forecast Valid:
6pm EST Mar 2, 2026-6pm EDT Mar 9, 2026
 
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Additional Resources

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Chance of Precipitation