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

64°F

18°C

Humidity 48%
Wind Speed NW 3 mph
Barometer 30.07 in (991.5 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 28 Feb 6:50 pm EST
Extended Forecast for

3 Miles WNW Marietta GA

  • Tonight

    Tonight: Clear, with a low around 45. Calm wind.

    Low: 45 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 73. Calm wind becoming west around 5 mph in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50. Calm wind becoming east around 5 mph after midnight.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 63. East wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 63 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44. East wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 72.

    High: 72 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 45. Calm wind.
Sunday
Mostly sunny, with a high near 73. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 50. Calm wind becoming east around 5 mph after midnight.
Monday
Partly sunny, with a high near 63. East wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 44. East wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Mostly cloudy, with a high near 72.
Wednesday Night
Mostly cloudy, with a low around 57.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 76. Chance of precipitation is 40%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 80.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Saturday
A 50 percent chance of showers. Partly sunny, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...
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:
6:01 pm EST Feb 28, 2026
Forecast Valid:
6pm EST Feb 28, 2026-6pm EST Mar 7, 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