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.

Fair

68°F

20°C

Humidity 39%
Wind Speed Vrbl 6 mph
Barometer 30.05 in (990.6 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 15 Mar 1:50 am EDT
Extended Forecast for

2 Miles SSE Marietta, Cobb County-McCollum Field Airport GA

Freeze Watch March 16, 11:00pm until March 17, 10:00am
Click here for hazard details and duration
Freeze Watch

  • Overnight

    Overnight: Mostly clear, with a low around 54. Southeast wind around 5 mph, with gusts as high as 15 mph.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers after 2pm. Partly sunny, with a high near 72. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 72 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4am. Low around 46. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Mostly Cloudy
    then Showers

  • Monday

    Monday: Rain showers before 5pm, then a slight chance of rain and snow showers. Some thunder is also possible. High near 51. West wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 51 °F

    Showers then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Tuesday Night

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

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 54. Southeast wind around 5 mph, with gusts as high as 15 mph.
Sunday
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 72. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4am. Low around 46. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Rain showers before 5pm, then a slight chance of rain and snow showers. Some thunder is also possible. High near 51. West wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Monday Night
Partly cloudy, with a low around 26. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 45.
Tuesday Night
Mostly clear, with a low around 27.
Wednesday
Mostly sunny, with a high near 54.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 45.
Friday
Sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 51.
Saturday
Mostly sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Marietta, Cobb County-McCollum Field Airport GA
 33.99°N 84.57°W (Elev. 1129 ft)
Last Update:
2:26 am EDT Mar 15, 2026
Forecast Valid:
2am EDT Mar 15, 2026-6pm EDT Mar 21, 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