National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Cobb County International Airport - McCollum Field (KRYY)

Lat: 34.01°NLon: 84.6°WElev: 997ft.

Overcast

49°F

9°C

Humidity 36%
Wind Speed Calm
Barometer 30.29 in (1099.0 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 21 Jan 9:50 pm EST
Extended Forecast for

4 Miles NNE Hiram GA

  • Tonight

    Tonight: Showers likely, mainly after 5am. Cloudy, with a low around 40. Southeast wind around 5 mph becoming calm. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before noon. Cloudy, with a high near 50. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of showers after 7pm. Mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers. Cloudy, with a high near 49. Light northeast wind becoming north 5 to 10 mph in the morning.

    High: 49 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers, mainly after 1am. Cloudy, with a low around 34. North wind around 5 mph, with gusts as high as 15 mph.

    Low: 34 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of rain showers before 1pm, then rain showers, possibly mixed with sleet. High near 41. Chance of precipitation is 80%.

    High: 41 °F

    Chance
    Showers then
    Rain/Sleet

  • Saturday Night

    Saturday Night: Rain showers and freezing rain, possibly mixed with sleet before 1am, then freezing rain, possibly mixed with sleet. Low around 29. Chance of precipitation is 100%.

    Low: 29 °F

    Wintry Mix

  • Sunday

    Sunday: Rain or freezing rain, becoming all rain after 1pm. High near 36. Chance of precipitation is 80%.

    High: 36 °F

    Rain/Freezing
    Rain

  • Sunday Night

    Sunday Night: A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers likely, mainly after 5am. Cloudy, with a low around 40. Southeast wind around 5 mph becoming calm. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers likely, mainly before noon. Cloudy, with a high near 50. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 50 percent chance of showers after 7pm. Mostly cloudy, with a low around 41. Calm wind.
Friday
A 50 percent chance of showers. Cloudy, with a high near 49. Light northeast wind becoming north 5 to 10 mph in the morning.
Friday Night
A 40 percent chance of showers, mainly after 1am. Cloudy, with a low around 34. North wind around 5 mph, with gusts as high as 15 mph.
Saturday
A chance of rain showers before 1pm, then rain showers, possibly mixed with sleet. High near 41. Chance of precipitation is 80%.
Saturday Night
Rain showers and freezing rain, possibly mixed with sleet before 1am, then freezing rain, possibly mixed with sleet. Low around 29. Chance of precipitation is 100%.
Sunday
Rain or freezing rain, becoming all rain after 1pm. High near 36. Chance of precipitation is 80%.
Sunday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 18.
Monday
Mostly sunny, with a high near 32.
Monday Night
Mostly clear, with a low around 8.
Tuesday
Sunny, with a high near 37.
Tuesday Night
Partly cloudy, with a low around 15.
Wednesday
Mostly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Hiram GA
 33.91°N 84.74°W (Elev. 981 ft)
Last Update:
5:57 pm EST Jan 21, 2026
Forecast Valid:
10pm EST Jan 21, 2026-6pm EST Jan 28, 2026
 
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