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

62°F

17°C

Humidity 80%
Wind Speed E 7 mph
Barometer 30.17 in (1020.8 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 25 Sep 5:50 am EDT
Extended Forecast for

5 Miles SW Marietta, Cobb County-McCollum Field Airport GA

  • Today

    Today: Mostly sunny, with a high near 75. East wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.

    High: 75 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. North wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53. Northwest wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 78. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 78 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 75. East wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.
Tonight
Mostly clear, with a low around 54. North wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 77. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 53. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 78. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Mostly clear, with a low around 52.
Monday
Sunny, with a high near 83.
Monday Night
Clear, with a low around 54.
Tuesday
Sunny, with a high near 86.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 87.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 65.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Marietta, Cobb County-McCollum Field Airport GA
 33.95°N 84.66°W (Elev. 1033 ft)
Last Update:
2:26 am EDT Sep 25, 2026
Forecast Valid:
6am EDT Sep 25, 2026-6pm EDT Oct 1, 2026
 
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