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

54°F

12°C

Humidity 75%
Wind Speed NW 3 mph
Barometer 29.93 in (986.9 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 1 May 6:50 am EDT
Extended Forecast for

3 Miles SSE Marietta, Cobb County-McCollum Field Airport GA

  • Today

    Today: A 20 percent chance of showers after 3pm. Increasing clouds, with a high near 72. East wind around 5 mph.

    High: 72 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: Showers, mainly after 1am. Low around 50. Northwest wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers, mainly before 2pm. High near 65. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 65 °F

    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 43. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 43 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 69. Northwest wind 5 to 10 mph.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers after 3pm. Increasing clouds, with a high near 72. East wind around 5 mph.
Tonight
Showers, mainly after 1am. Low around 50. Northwest wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Showers, mainly before 2pm. High near 65. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Mostly clear, with a low around 43. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Sunny, with a high near 69. Northwest wind 5 to 10 mph.
Sunday Night
Clear, with a low around 46.
Monday
Sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
A 40 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 59.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Marietta, Cobb County-McCollum Field Airport GA
 33.97°N 84.57°W (Elev. 1096 ft)
Last Update:
2:26 am EDT May 1, 2026
Forecast Valid:
7am EDT May 1, 2026-6pm EDT May 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