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

68°F

20°C

Humidity 40%
Wind Speed NW 9 G 21 mph
Barometer 29.90 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 30 Apr 4:50 pm EDT
Extended Forecast for

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

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 20 mph.

    Low: 53 °F

    Mostly Cloudy

  • Friday

    Friday: A 10 percent chance of showers after 5pm. Mostly cloudy, with a high near 71. East wind around 5 mph becoming north in the afternoon.

    High: 71 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Showers, mainly after 8pm. Low around 50. Northwest wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Showers

  • Saturday

    Saturday: Showers, mainly before 2pm. High near 64. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 64 °F

    Showers

  • Saturday Night

    Saturday Night: A 10 percent chance of showers before 8pm. Mostly clear, with a low around 42. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 42 °F

    Slight Chance
    Showers then
    Clear

  • Sunday

    Sunday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 53. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 20 mph.
Friday
A 10 percent chance of showers after 5pm. Mostly cloudy, with a high near 71. East wind around 5 mph becoming north in the afternoon.
Friday Night
Showers, mainly after 8pm. Low around 50. Northwest wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Showers, mainly before 2pm. High near 64. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Saturday Night
A 10 percent chance of showers before 8pm. Mostly clear, with a low around 42. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Sunny, with a high near 68.
Sunday Night
Clear, with a low around 46.
Monday
Sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Sunny, with a high near 79.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 58.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 74.
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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:
2:26 pm EDT Apr 30, 2026
Forecast Valid:
5pm EDT Apr 30, 2026-6pm EDT May 7, 2026
 
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Additional Resources

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Chance of Precipitation