National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Cobb County International Airport - McCollum Field (KRYY)

Lat: 34.01°NLon: 84.6°WElev: 997ft.

Fair

51°F

11°C

Humidity 24%
Wind Speed W 13 G 17 mph
Barometer 30.04 in (990.8 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 31 Dec 3:50 pm EST
Extended Forecast for

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

  • Tonight

    Tonight: Clear, with a low around 33. West wind around 5 mph, with gusts as high as 15 mph.

    Low: 33 °F

    Clear

  • New Year's Day

    New Year's Day: Sunny, with a high near 56. West wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 56 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 37. West wind around 5 mph becoming calm.

    Low: 37 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Cloudy, with a high near 58. Calm wind becoming west around 5 mph in the afternoon.

    High: 58 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers, with thunderstorms also possible after 10pm. Low around 48. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 90%.

    Low: 48 °F

    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 57. Chance of precipitation is 80%.

    High: 57 °F

    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 33. West wind around 5 mph, with gusts as high as 15 mph.
New Year's Day
Sunny, with a high near 56. West wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday Night
Partly cloudy, with a low around 37. West wind around 5 mph becoming calm.
Friday
A 30 percent chance of showers after 1pm. Cloudy, with a high near 58. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Showers, with thunderstorms also possible after 10pm. Low around 48. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 90%.
Saturday
Showers and possibly a thunderstorm. High near 57. Chance of precipitation is 80%.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Sunny, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Partly sunny, with a high near 62.
Tuesday Night
Mostly cloudy, with a low around 48.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 64.
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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:
1:16 pm EST Dec 31, 2025
Forecast Valid:
4pm EST Dec 31, 2025-6pm EST Jan 7, 2026
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation