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

28°F

-2°C

Humidity 63%
Wind Speed Vrbl 3 mph
Barometer 30.39 in (1002.6 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 20 Jan 5:50 am EST
Extended Forecast for

3 Miles WNW Roswell GA

  • Today

    Today: Sunny, with a high near 42. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 42 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 25. Northwest wind around 5 mph becoming calm.

    Low: 25 °F

    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 51. East wind around 5 mph becoming south in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 37. South wind around 5 mph becoming calm.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers. Mostly cloudy, with a high near 51. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 51 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers. Cloudy, with a high near 51.

    High: 51 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of rain showers before 1am, then a chance of rain and snow showers. Cloudy, with a low around 35. Chance of precipitation is 50%.

    Low: 35 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Saturday

    Saturday: Rain and snow showers likely. Cloudy, with a high near 42. Chance of precipitation is 70%.

    High: 42 °F

    Rain/Snow
    Likely

Detailed Forecast

Today
Sunny, with a high near 42. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
Clear, with a low around 25. Northwest wind around 5 mph becoming calm.
Wednesday
Mostly sunny, with a high near 51. East wind around 5 mph becoming south in the afternoon.
Wednesday Night
A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 37. South wind around 5 mph becoming calm.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 51. Calm wind becoming northwest around 5 mph in the afternoon.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 40.
Friday
A 40 percent chance of showers. Cloudy, with a high near 51.
Friday Night
A chance of rain showers before 1am, then a chance of rain and snow showers. Cloudy, with a low around 35. Chance of precipitation is 50%.
Saturday
Rain and snow showers likely. Cloudy, with a high near 42. Chance of precipitation is 70%.
Saturday Night
Rain and snow showers before 1am, then freezing rain, possibly mixed with snow showers. Low around 25. Chance of precipitation is 80%.
Sunday
A chance of rain or freezing rain. Mostly cloudy, with a high near 36. Chance of precipitation is 40%.
Sunday Night
A slight chance of freezing rain. Partly cloudy, with a low around 17. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Roswell GA
 34.07°N 84.4°W (Elev. 997 ft)
Last Update:
6:02 am EST Jan 20, 2026
Forecast Valid:
6am EST Jan 20, 2026-6pm EST Jan 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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