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

41°F

5°C

Humidity 39%
Wind Speed Vrbl 5 mph
Barometer 30.01 in (989.9 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 24 Feb 11:50 pm EST
Extended Forecast for

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

  • Overnight

    Overnight: Mostly cloudy, with a low around 35. Calm wind becoming southwest around 5 mph. Winds could gust as high as 15 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after 3pm. Mostly cloudy, with a high near 60. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 60 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 9pm, then a chance of showers after 11pm. Cloudy, with a low around 51. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers. High near 65. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 65 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely. Cloudy, with a low around 51. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.

    Low: 51 °F

    Showers
    Likely

  • Friday

    Friday: A 30 percent chance of showers, mainly before 1pm. Mostly sunny, with a high near 67.

    High: 67 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 35. Calm wind becoming southwest around 5 mph. Winds could gust as high as 15 mph.
Wednesday
A 20 percent chance of showers after 3pm. Mostly cloudy, with a high near 60. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A slight chance of showers before 9pm, then a chance of showers after 11pm. Cloudy, with a low around 51. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday
Showers. High near 65. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Thursday Night
Showers likely. Cloudy, with a low around 51. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.
Friday
A 30 percent chance of showers, mainly before 1pm. Mostly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 48.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 68.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 47.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Marietta, Cobb County-McCollum Field Airport GA
 34.04°N 84.57°W (Elev. 1001 ft)
Last Update:
12:02 am EST Feb 25, 2026
Forecast Valid:
12am EST Feb 25, 2026-6pm EST Mar 3, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation