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.

Overcast

34°F

1°C

Humidity 50%
Wind Speed NW 8 G 16 mph
Barometer 30.09 in (992.4 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 18 Jan 4:50 am EST
Extended Forecast for

4 Miles NNE Marietta GA

  • Overnight

    Overnight: A 20 percent chance of snow showers. Cloudy, with a low around 27. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Slight Chance
    Snow Showers

  • Sunday

    Sunday: A 20 percent chance of snow showers before 9am. Mostly sunny, with a high near 40. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 40 °F

    Slight Chance
    Snow Showers
    then Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 26. West wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 26 °F

    Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 44. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 44 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 21. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 21 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
A 20 percent chance of snow showers. Cloudy, with a low around 27. Northwest wind around 10 mph, with gusts as high as 20 mph.
Sunday
A 20 percent chance of snow showers before 9am. Mostly sunny, with a high near 40. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 26. West wind 5 to 10 mph, with gusts as high as 15 mph.
M.L.King Day
Sunny, with a high near 44. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 21. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday
Sunny, with a high near 41.
Tuesday Night
Mostly clear, with a low around 23.
Wednesday
Mostly sunny, with a high near 50.
Wednesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 27.
Friday
Sunny, with a high near 56.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 39.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 59.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Marietta GA
 33.99°N 84.52°W (Elev. 1096 ft)
Last Update:
1:16 am EST Jan 18, 2026
Forecast Valid:
5am EST Jan 18, 2026-6pm EST Jan 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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