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 35%
Wind Speed Vrbl 6 mph
Barometer 30.24 in (997.4 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 9 Feb 12:50 pm EST
Extended Forecast for

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

  • This Afternoon

    This Afternoon: Sunny, with a high near 63. South wind around 5 mph.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 71. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 71 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 54. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers before 1pm. Mostly cloudy, with a high near 63. West wind around 10 mph, with gusts as high as 20 mph.

    High: 63 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 60.

    High: 60 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 63. South wind around 5 mph.
Tonight
Mostly clear, with a low around 45. Calm wind.
Tuesday
Mostly sunny, with a high near 71. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 54. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
A 50 percent chance of showers before 1pm. Mostly cloudy, with a high near 63. West wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 42.
Friday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 60.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 42.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 57.
Saturday Night
Showers. Low around 48. Chance of precipitation is 80%.
Sunday
Showers. High near 60. Chance of precipitation is 80%.
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Forecast Area
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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:
1:16 pm EST Feb 9, 2026
Forecast Valid:
1pm EST Feb 9, 2026-6pm EST Feb 15, 2026
 
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Additional Resources

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Chance of Precipitation