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.

Fair

66°F

19°C

Humidity 90%
Wind Speed Calm
Barometer 30.06 in (991.0 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 31 Aug 3:50 am EDT
Extended Forecast for

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

  • Today

    Today: Mostly sunny, with a high near 84. Calm wind becoming east around 5 mph in the morning.

    High: 84 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 63. East wind around 5 mph.

    Low: 63 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Sunny, with a high near 83. East wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. East wind around 5 mph.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. East wind around 5 mph.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 84. Calm wind becoming east around 5 mph in the morning.
Tonight
Partly cloudy, with a low around 63. East wind around 5 mph.
Labor Day
Sunny, with a high near 83. East wind 5 to 10 mph, with gusts as high as 15 mph.
Monday Night
Mostly clear, with a low around 62. East wind around 5 mph.
Tuesday
Mostly sunny, with a high near 83. East wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 63.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84.
Thursday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 61.
Friday
Sunny, with a high near 82.
Friday Night
Clear, with a low around 59.
Saturday
Sunny, with a high near 84.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Marietta, Cobb County-McCollum Field Airport GA
 34.02°N 84.57°W (Elev. 997 ft)
Last Update:
2:17 am EDT Aug 31, 2025
Forecast Valid:
4am EDT Aug 31, 2025-6pm EDT Sep 6, 2025
 
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