National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Cobb County International Airport - McCollum Field (KRYY)

Lat: 34.01°NLon: 84.6°WElev: 997ft.

Fair

54°F

12°C

Humidity 47%
Wind Speed S 6 mph
Barometer 30.23 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 3 Feb 12:50 pm EST
Extended Forecast for

3 Miles WNW Marietta GA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 57. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 57 °F

    Partly Sunny

  • Tonight

    Tonight: Showers, mainly before 3am. Patchy fog after 11pm. Low around 44. Southwest wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly before 9am. Cloudy, with a high near 52. Southwest wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 52 °F

    Chance
    Showers then
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 43. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 57. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
Showers, mainly before 3am. Patchy fog after 11pm. Low around 44. Southwest wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 40 percent chance of showers, mainly before 9am. Cloudy, with a high near 52. Southwest wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 27. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 43. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 27.
Friday
Sunny, with a high near 56.
Friday Night
Mostly clear, with a low around 34.
Saturday
Sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Marietta GA
 33.97°N 84.57°W (Elev. 1096 ft)
Last Update:
1:16 pm EST Feb 3, 2026
Forecast Valid:
1pm EST Feb 3, 2026-6pm EST Feb 9, 2026
 
Forecast Discussion
 
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Additional Resources

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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