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Hazardous Weather Conditions

Current conditions at

Cobb County International Airport - McCollum Field (KRYY)

Lat: 34.01°NLon: 84.6°WElev: 997ft.

Overcast

63°F

17°C

Humidity 93%
Wind Speed Calm
Barometer 30.18 in (994.9 mb)
Dewpoint 61°F (16°C)
Visibility 7.00 mi
Last update 20 Nov 4:50 am EST
Extended Forecast for

Marietta, Cobb County-McCollum Field Airport GA

Dense Fog Advisory November 20, 05:10am until November 20, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory November 20, 05:10am until November 20, 09:00am

    NOW until 9:00am Thu

    Dense Fog Advisory

  • Today

    High: 75 °F

    Areas Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 76. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 76 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Southwest wind around 5 mph. Chance of precipitation is 70%.

    Low: 61 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A chance of showers and thunderstorms between 10am and 1pm, then a slight chance of showers. Partly sunny, with a high near 75. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 75 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Today
Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 75. Calm wind becoming southwest around 5 mph.
Tonight
Mostly cloudy, with a low around 58. Calm wind.
Friday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 76. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Southwest wind around 5 mph. Chance of precipitation is 70%.
Saturday
A chance of showers and thunderstorms between 10am and 1pm, then a slight chance of showers. Partly sunny, with a high near 75. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 70.
Monday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 54.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marietta, Cobb County-McCollum Field Airport GA
 33.99°N 84.6°W (Elev. 984 ft)
Last Update:
3:07 am EST Nov 20, 2025
Forecast Valid:
5am EST Nov 20, 2025-6pm EST Nov 26, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation