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.

Overcast

47°F

8°C

Humidity 71%
Wind Speed Vrbl 7 mph
Barometer 30.10 in (992.8 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 8 Dec 12:50 pm EST
Extended Forecast for

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

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 49. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 49 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 15 mph.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49. Calm wind becoming south around 5 mph in the afternoon.

    High: 49 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 33. Calm wind becoming south around 5 mph after midnight.

    Low: 33 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 57. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 57 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 49. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 29. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 15 mph.
Tuesday
Mostly sunny, with a high near 49. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 33. Calm wind becoming south around 5 mph after midnight.
Wednesday
Sunny, with a high near 57. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 55.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Mostly sunny, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Marietta, Cobb County-McCollum Field Airport GA
 33.99°N 84.57°W (Elev. 1129 ft)
Last Update:
11:47 am EST Dec 8, 2025
Forecast Valid:
1pm EST Dec 8, 2025-6pm EST Dec 14, 2025
 
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Additional Resources

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