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.

A Few Clouds

54°F

12°C

Humidity 90%
Wind Speed W 3 mph
Barometer 30.07 in (991.5 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 23 Nov 1:50 am EST
Extended Forecast for

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

  • Overnight

    Overnight: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

  • Sunday

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

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. Northwest wind around 5 mph becoming calm.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 71. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 56. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 56 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Cloudy, with a high near 70. Chance of precipitation is 70%.

    High: 70 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 58. Chance of precipitation is 90%.

    Low: 58 °F

    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 67.

    High: 67 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 52. Calm wind.
Sunday
Sunny, with a high near 69. Northwest wind around 5 mph.
Sunday Night
Mostly clear, with a low around 45. Northwest wind around 5 mph becoming calm.
Monday
Mostly sunny, with a high near 71. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Monday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 56. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Cloudy, with a high near 70. Chance of precipitation is 70%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 58. Chance of precipitation is 90%.
Wednesday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 35.
Thanksgiving Day
Sunny, with a high near 51.
Thursday Night
Mostly clear, with a low around 30.
Friday
Sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Partly sunny, with a high near 55.
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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:
1:16 am EST Nov 23, 2025
Forecast Valid:
2am EST Nov 23, 2025-6pm EST Nov 29, 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