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.

Fair

84°F

29°C

Humidity 32%
Wind Speed S 9 mph
Barometer 30.12 in (992.9 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 15 Apr 3:50 pm EDT
Extended Forecast for

Marietta, Cobb County-McCollum Field Airport GA

  • Tonight

    Tonight: Partly cloudy, with a low around 61. Southwest wind 5 to 10 mph becoming light in the evening.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 87. Light west wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. Southwest wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers, mainly before 8am. Mostly cloudy, with a high near 70.

    High: 70 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 61. Southwest wind 5 to 10 mph becoming light in the evening.
Thursday
Sunny, with a high near 87. Light west wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Thursday Night
Mostly clear, with a low around 61. Southwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 64. Calm wind.
Saturday
Mostly sunny, with a high near 90.
Saturday Night
A 40 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 52.
Sunday
A 30 percent chance of showers, mainly before 8am. Mostly cloudy, with a high near 70.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Sunny, with a high near 74.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marietta, Cobb County-McCollum Field Airport GA
 34.02°N 84.57°W (Elev. 997 ft)
Last Update:
2:26 pm EDT Apr 15, 2026
Forecast Valid:
4pm EDT Apr 15, 2026-6pm EDT Apr 22, 2026
 
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Additional Resources

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Chance of Precipitation