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.

Overcast

65°F

18°C

Humidity 63%
Wind Speed SW 7 mph
Barometer 30.04 in (990.7 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 13 Dec 5:50 pm EST
Extended Forecast for

3 Miles WNW Marietta GA

Cold Weather Advisory December 14, 06:00pm until December 15, 08:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Tonight

    Tonight: Showers likely, mainly between 1am and 4am. Mostly cloudy, with a low around 31. Southwest wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%.

    Low: 31 °F

    Showers
    Likely

  • Sunday

    Sunday: Sunny, with a high near 39. Northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 39 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 16. North wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 20 mph.

    Low: 16 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 41. Calm wind becoming southeast around 5 mph.

    High: 41 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 23. Calm wind.

    Low: 23 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely, mainly between 1am and 4am. Mostly cloudy, with a low around 31. Southwest wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Sunday
Sunny, with a high near 39. Northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Clear, with a low around 16. North wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 41. Calm wind becoming southeast around 5 mph.
Monday Night
Clear, with a low around 23. Calm wind.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Partly cloudy, with a low around 31.
Wednesday
Partly sunny, with a high near 57.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
A 40 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 63.
Thursday Night
Showers likely. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 55.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 39.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Marietta GA
 33.97°N 84.6°W (Elev. 1001 ft)
Last Update:
5:37 pm EST Dec 13, 2025
Forecast Valid:
6pm EST Dec 13, 2025-6pm EST Dec 20, 2025
 
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