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

42°F

6°C

Humidity 58%
Wind Speed Calm
Barometer 30.12 in (993.2 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 17 Nov 11:50 pm EST
Extended Forecast for

3 Miles WNW Marietta GA

  • Overnight

    Overnight: Clear, with a low around 41. Calm wind.

    Low: 41 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71. East wind around 5 mph becoming south in the afternoon.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55. South wind around 5 mph.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 77. West wind 5 to 10 mph.

    High: 77 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 75.

    High: 75 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely

Detailed Forecast

Overnight
Clear, with a low around 41. Calm wind.
Tuesday
Sunny, with a high near 71. East wind around 5 mph becoming south in the afternoon.
Tuesday Night
Partly cloudy, with a low around 55. South wind around 5 mph.
Wednesday
Partly sunny, with a high near 77. West wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 56. Calm wind.
Thursday
Partly sunny, with a high near 79.
Thursday Night
Mostly cloudy, with a low around 59.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 75.
Friday Night
Showers likely. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 71. Chance of precipitation is 40%.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 68.
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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:
11:51 pm EST Nov 17, 2025
Forecast Valid:
12am EST Nov 18, 2025-6pm EST Nov 24, 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