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

52°F

11°C

Humidity 54%
Wind Speed N 8 mph
Barometer 29.94 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 6 Feb 9:50 pm EST
Extended Forecast for

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

  • Overnight

    Overnight: Mostly clear, with a low around 31. Northwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 45. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 45 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24. Northwest wind 5 to 10 mph becoming light after midnight.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 56. Calm wind becoming west around 5 mph in the afternoon.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 67.

    High: 67 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 31. Northwest wind around 15 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 45. Northwest wind around 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 24. Northwest wind 5 to 10 mph becoming light after midnight.
Sunday
Sunny, with a high near 56. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 35. Calm wind.
Monday
Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly cloudy, with a high near 67.
Tuesday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 51.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 67.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 46.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 63.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 41.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 57.
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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:
12:32 am EST Feb 7, 2026
Forecast Valid:
12am EST Feb 7, 2026-6pm EST Feb 13, 2026
 
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Additional Resources

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Chance of Precipitation