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.

Light Rain Fog/Mist

41°F

5°C

Humidity 96%
Wind Speed Calm
Barometer 30.25 in (997.6 mb)
Dewpoint 40°F (4°C)
Visibility 1.75 mi
Last update 22 Jan 6:50 am EST
Extended Forecast for

3 Miles W Marietta GA

  • Today

    Today: Showers likely, mainly before 1pm. Cloudy, with a high near 49. Calm wind becoming north around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Showers
    Likely

  • Tonight

    Tonight: A 40 percent chance of showers after midnight. Cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers, mainly before 1pm. Cloudy, with a high near 50. Northeast wind around 5 mph.

    High: 50 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers. Cloudy, with a low around 34. North wind around 5 mph, with gusts as high as 15 mph.

    Low: 34 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 1pm. Cloudy, with a high near 40. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 40 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Rain showers before 10pm, then freezing rain between 10pm and 4am, then rain or freezing rain after 4am. Low around 28. Chance of precipitation is 100%.

    Low: 28 °F

    Rain/Freezing
    Rain

  • Sunday

    Sunday: Showers. High near 41. Chance of precipitation is 100%.

    High: 41 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of rain and snow showers before 1am. Mostly cloudy, with a low around 19. Chance of precipitation is 50%.

    Low: 19 °F

    Chance
    Rain/Snow

  • Monday

    Monday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

Detailed Forecast

Today
Showers likely, mainly before 1pm. Cloudy, with a high near 49. Calm wind becoming north around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
A 40 percent chance of showers after midnight. Cloudy, with a low around 42. Calm wind.
Friday
A 50 percent chance of showers, mainly before 1pm. Cloudy, with a high near 50. Northeast wind around 5 mph.
Friday Night
A 20 percent chance of showers. Cloudy, with a low around 34. North wind around 5 mph, with gusts as high as 15 mph.
Saturday
Showers likely, mainly after 1pm. Cloudy, with a high near 40. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Saturday Night
Rain showers before 10pm, then freezing rain between 10pm and 4am, then rain or freezing rain after 4am. Low around 28. Chance of precipitation is 100%.
Sunday
Showers. High near 41. Chance of precipitation is 100%.
Sunday Night
A chance of rain and snow showers before 1am. Mostly cloudy, with a low around 19. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 33.
Monday Night
Mostly clear, with a low around 12.
Tuesday
Sunny, with a high near 38.
Tuesday Night
Partly cloudy, with a low around 21.
Wednesday
Partly sunny, with a high near 43.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Marietta GA
 33.95°N 84.6°W (Elev. 1099 ft)
Last Update:
5:56 am EST Jan 22, 2026
Forecast Valid:
7am EST Jan 22, 2026-6pm EST Jan 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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