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

52°F

11°C

Humidity 100%
Wind Speed E 3 mph
Barometer 30.07 in (991.6 mb)
Dewpoint 52°F (11°C)
Visibility 6.00 mi
Last update 28 Feb 5:50 am EST
Extended Forecast for

4 Miles NNE Marietta GA

Dense Fog Advisory February 28, 06:43am until February 28, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory February 28, 06:43am until February 28, 10:00am

    NOW until 10:00am Sat

    Dense Fog Advisory

  • Today

    High: 69 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 73. Light west wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 48. Calm wind becoming northeast around 5 mph after midnight.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 63. East wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 63 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

  • Tuesday Night

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

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 69. East wind around 5 mph becoming calm.
Tonight
Mostly clear, with a low around 46. Calm wind.
Sunday
Mostly sunny, with a high near 73. Light west wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Sunday Night
Mostly cloudy, with a low around 48. Calm wind becoming northeast around 5 mph after midnight.
Monday
Mostly cloudy, with a high near 63. East wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
Mostly cloudy, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly cloudy, with a high near 72.
Wednesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 56.
Thursday
A 30 percent chance of showers. Mostly cloudy, with a high near 76.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 58.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Marietta GA
 33.99°N 84.52°W (Elev. 1096 ft)
Last Update:
4:41 am EST Feb 28, 2026
Forecast Valid:
6am EST Feb 28, 2026-6pm EST Mar 6, 2026
 
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