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.

Fog/Mist

35°F

2°C

Humidity 96%
Wind Speed Calm
Barometer 29.98 in (988.8 mb)
Dewpoint 34°F (1°C)
Visibility 2.00 mi
Last update 10 Dec 7:50 am EST
Extended Forecast for

3 Miles WNW Marietta GA

Dense Fog Advisory December 10, 08:27am until December 10, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory December 10, 08:27am until December 10, 10:00am

    NOW until 10:00am Wed

    Dense Fog Advisory

  • Today

    High: 56 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 45. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 45 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. West wind around 5 mph becoming calm.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 60. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 60 °F

    Sunny

  • Friday Night

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

    Low: 36 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 56. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tonight
Partly cloudy, with a low around 29. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 45. Northwest wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 30. West wind around 5 mph becoming calm.
Friday
Sunny, with a high near 60. West wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 36.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Mostly clear, with a low around 24.
Monday
Sunny, with a high near 47.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Marietta GA
 33.97°N 84.6°W (Elev. 1001 ft)
Last Update:
5:52 am EST Dec 10, 2025
Forecast Valid:
8am EST Dec 10, 2025-6pm EST Dec 16, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation