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.

Mostly Cloudy

54°F

12°C

Humidity 87%
Wind Speed Calm
Barometer 30.04 in (990.7 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 18 Feb 3:50 am EST
Extended Forecast for

3 Miles WNW Marietta GA

  • Today

    Today: Mostly cloudy, with a high near 68. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 68 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of showers between 2am and 3am. Cloudy, with a low around 57. South wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    Low: 57 °F

    Cloudy then
    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers between 7am and 1pm. Mostly cloudy, with a high near 76. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 76 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely after 1am. Mostly cloudy, with a low around 62. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 62 °F

    Mostly Cloudy
    then Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 73. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 73 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.

    Low: 53 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 68. Chance of precipitation is 70%.

    High: 68 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers before 1pm. Sunny, with a high near 51.

    High: 51 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, with a high near 68. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
A slight chance of showers between 2am and 3am. Cloudy, with a low around 57. South wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Thursday
A chance of showers between 7am and 1pm. Mostly cloudy, with a high near 76. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday Night
Showers likely after 1am. Mostly cloudy, with a low around 62. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 73. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 68. Chance of precipitation is 70%.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 39.
Sunday
A 20 percent chance of showers before 1pm. Sunny, with a high near 51.
Sunday Night
Mostly clear, with a low around 27.
Monday
Sunny, with a high near 45.
Monday Night
Mostly clear, with a low around 25.
Tuesday
Sunny, with a high near 52.
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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:
1:26 am EST Feb 18, 2026
Forecast Valid:
4am EST Feb 18, 2026-6pm EST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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