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

47°F

8°C

Humidity 30%
Wind Speed W 8 mph
Barometer 30.06 in (991.4 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 31 Dec 5:50 pm EST
Extended Forecast for

3 Miles WNW Marietta GA

  • Tonight

    Tonight: Clear, with a low around 33. West wind 5 to 10 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 38. West wind around 5 mph becoming calm after midnight.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Cloudy, with a high near 58. Calm wind becoming southwest 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 southeast 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 56.

    High: 56 °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 5 to 10 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 38. West wind around 5 mph becoming calm after midnight.
Friday
A 30 percent chance of showers after 1pm. Cloudy, with a high near 58. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Showers, with thunderstorms also possible after 10pm. Low around 48. Calm wind becoming southeast 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 56.
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:
3 Miles WNW Marietta GA
 33.97°N 84.57°W (Elev. 1096 ft)
Last Update:
1:16 pm EST Dec 31, 2025
Forecast Valid:
6pm EST Dec 31, 2025-6pm EST Jan 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation