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

46°F

8°C

Humidity 71%
Wind Speed S 8 mph
Barometer 29.97 in (988.4 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 17 Jan 1:50 am EST
Extended Forecast for

3 Miles WNW Marietta GA

  • Overnight

    Overnight: Showers. Low around 39. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 7am. Partly sunny, with a high near 50. West wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 50 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain showers before midnight, then a slight chance of snow showers between midnight and 2am. Mostly cloudy, with a low around 27. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 27 °F

    Slight Chance
    Showers then
    Slight Chance
    Snow Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 38. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 38 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 25. West wind around 5 mph, with gusts as high as 15 mph.

    Low: 25 °F

    Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers. Low around 39. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 30 percent chance of showers, mainly before 7am. Partly sunny, with a high near 50. West wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
A slight chance of rain showers before midnight, then a slight chance of snow showers between midnight and 2am. Mostly cloudy, with a low around 27. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 38. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 25. West wind around 5 mph, with gusts as high as 15 mph.
M.L.King Day
Sunny, with a high near 45.
Monday Night
Mostly clear, with a low around 21.
Tuesday
Sunny, with a high near 39.
Tuesday Night
Mostly clear, with a low around 22.
Wednesday
Mostly sunny, with a high near 50.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 34.
Thursday
A 30 percent chance of showers. Mostly cloudy, with a high near 51.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 52.
Basemap Options
Click map to change the forecast location
Loading map...
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 am EST Jan 17, 2026
Forecast Valid:
2am EST Jan 17, 2026-6pm EST Jan 23, 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