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.

Overcast

52°F

11°C

Humidity 89%
Wind Speed Vrbl 6 mph
Barometer 29.87 in (985.1 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 15 Feb 11:50 pm EST
Extended Forecast for

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

  • Overnight

    Overnight: Patchy fog between 1am and 2am. Otherwise, mostly cloudy, with a low around 44. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 44 °F

    Patchy Fog

  • Washington's Birthday

    Washington's Birthday: Patchy fog between 8am and 9am. Otherwise, sunny, with a high near 65. Northwest wind around 5 mph becoming southeast in the morning.

    High: 65 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. Calm wind becoming southeast around 5 mph.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 67 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 51. South wind around 5 mph.

    Low: 51 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 70.

    High: 70 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 1am. Cloudy, with a low around 57.

    Low: 57 °F

    Cloudy then
    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 75.

    High: 75 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Slight Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Overnight
Patchy fog between 1am and 2am. Otherwise, mostly cloudy, with a low around 44. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Washington's Birthday
Patchy fog between 8am and 9am. Otherwise, sunny, with a high near 65. Northwest wind around 5 mph becoming southeast in the morning.
Monday Night
Mostly clear, with a low around 42. Calm wind becoming southeast around 5 mph.
Tuesday
Mostly sunny, with a high near 67. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Mostly cloudy, with a low around 51. South wind around 5 mph.
Wednesday
Cloudy, with a high near 70.
Wednesday Night
A 30 percent chance of showers after 1am. Cloudy, with a low around 57.
Thursday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 75.
Thursday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 76.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 56.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 69.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 45.
Sunday
A 40 percent chance of showers. Mostly sunny, with a high near 58.
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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:
11:47 pm EST Feb 15, 2026
Forecast Valid:
12am EST Feb 16, 2026-6pm EST Feb 22, 2026
 
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Additional Resources

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Chance of Precipitation