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

63°F

17°C

Humidity 100%
Wind Speed Calm
Barometer 30.18 in (995.2 mb)
Dewpoint 63°F (17°C)
Visibility 4.00 mi
Last update 20 Nov 1:50 am EST
Extended Forecast for

5 Miles NNE Marietta GA

Dense Fog Advisory until November 20, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until November 20, 09:00am

    NOW until 9:00am Thu

    Dense Fog Advisory

  • Overnight

    Low: 56 °F

    Areas Fog

  • Thursday

    Thursday: Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 75. Calm wind becoming southwest around 5 mph.

    High: 75 °F

    Areas Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers between 9pm and 10pm. Mostly cloudy, with a low around 58. Calm wind. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 76. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 76 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 62. Southwest wind around 5 mph. Chance of precipitation is 70%.

    Low: 62 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A chance of showers and thunderstorms between 10am and 1pm, then a slight chance of showers. Partly sunny, with a high near 74. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

Overnight
Areas of fog after 2am. Otherwise, mostly cloudy, with a low around 56. Calm wind.
Thursday
Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 75. Calm wind becoming southwest around 5 mph.
Thursday Night
A slight chance of showers between 9pm and 10pm. Mostly cloudy, with a low around 58. Calm wind. Chance of precipitation is 20%.
Friday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 76. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 62. Southwest wind around 5 mph. Chance of precipitation is 70%.
Saturday
A chance of showers and thunderstorms between 10am and 1pm, then a slight chance of showers. Partly sunny, with a high near 74. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 70.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 54.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Marietta GA
 34.01°N 84.52°W (Elev. 1001 ft)
Last Update:
1:16 am EST Nov 20, 2025
Forecast Valid:
1am EST Nov 20, 2025-6pm EST Nov 26, 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