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.

Light Rain Fog/Mist

41°F

5°C

Humidity 100%
Wind Speed E 5 mph
Barometer 30.04 in (990.9 mb)
Dewpoint 41°F (5°C)
Visibility 4.00 mi
Wind Chill38°F (3°C)
Last update 5 Dec 3:50 am EST
Extended Forecast for

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

  • Overnight

    Overnight: Showers. Low around 39. Calm wind. Chance of precipitation is 80%.

    Low: 39 °F

    Showers

  • Friday

    Friday: A 40 percent chance of showers, mainly before noon. Cloudy, with a high near 47. Calm wind becoming east around 5 mph.

    High: 47 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers after 2am. Cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Cloudy then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after 1pm. Cloudy, with a high near 50. Calm wind becoming west around 5 mph.

    High: 50 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 49.

    High: 49 °F

    Slight Chance
    Showers

  • Monday Night

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

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers. Low around 39. Calm wind. Chance of precipitation is 80%.
Friday
A 40 percent chance of showers, mainly before noon. Cloudy, with a high near 47. Calm wind becoming east around 5 mph.
Friday Night
A 20 percent chance of showers after 2am. Cloudy, with a low around 39. Calm wind.
Saturday
A 30 percent chance of showers, mainly after 1pm. Cloudy, with a high near 50. Calm wind becoming west around 5 mph.
Saturday Night
Partly cloudy, with a low around 34. Calm wind.
Sunday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 52.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 38.
Monday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 51.
Tuesday Night
Mostly clear, with a low around 32.
Wednesday
Mostly sunny, with a high near 57.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 38.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Marietta, Cobb County-McCollum Field Airport GA
 33.99°N 84.57°W (Elev. 1129 ft)
Last Update:
1:22 am EST Dec 5, 2025
Forecast Valid:
3am EST Dec 5, 2025-6pm EST Dec 11, 2025
 
Forecast Discussion
 
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Additional Resources

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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