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

47°F

8°C

Humidity 29%
Wind Speed Vrbl 7 mph
Barometer 30.37 in (1001.7 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 28 Nov 2:50 pm EST
Extended Forecast for

Marietta, Cobb County-McCollum Field Airport GA

  • This Afternoon

    This Afternoon: Sunny, with a high near 47. Northwest wind around 10 mph, with gusts as high as 15 mph.

    High: 47 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 28. Northwest wind around 5 mph becoming calm in the evening.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 51. East wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 51 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 38. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely. Cloudy, with a high near 51. Southeast wind around 5 mph becoming west in the afternoon. Chance of precipitation is 70%.

    High: 51 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Showers. Low around 38. Chance of precipitation is 80%.

    Low: 38 °F

    Showers

  • Tuesday

    Tuesday: Showers, mainly before 1pm. High near 49. Chance of precipitation is 80%.

    High: 49 °F

    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 47. Northwest wind around 10 mph, with gusts as high as 15 mph.
Tonight
Partly cloudy, with a low around 28. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 51. East wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 38. Southeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
Showers likely. Cloudy, with a high near 51. Southeast wind around 5 mph becoming west in the afternoon. Chance of precipitation is 70%.
Sunday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 29.
Monday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 51.
Monday Night
Showers. Low around 38. Chance of precipitation is 80%.
Tuesday
Showers, mainly before 1pm. High near 49. Chance of precipitation is 80%.
Tuesday Night
Partly cloudy, with a low around 29.
Wednesday
Sunny, with a high near 51.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marietta, Cobb County-McCollum Field Airport GA
 33.99°N 84.6°W (Elev. 984 ft)
Last Update:
1:16 pm EST Nov 28, 2025
Forecast Valid:
3pm EST Nov 28, 2025-6pm EST Dec 4, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation