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

53°F

12°C

Humidity 93%
Wind Speed E 3 mph
Barometer 30.14 in (993.8 mb)
Dewpoint 51°F (11°C)
Visibility 6.00 mi
Last update 28 Feb 9:50 am EST
Extended Forecast for

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

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 69. East wind around 5 mph becoming northwest in the afternoon.

    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 62.

    High: 62 °F

    Mostly Cloudy

  • Tuesday Night

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

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 72.

    High: 72 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 69. East wind around 5 mph becoming northwest in the afternoon.
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 62.
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. Mostly sunny, with a high near 80.
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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:
8:10 am EST Feb 28, 2026
Forecast Valid:
10am EST Feb 28, 2026-6pm EST Mar 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation