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.

Fair

38°F

3°C

Humidity 52%
Wind Speed SW 3 mph
Barometer 29.99 in (989.3 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 25 Feb 4:50 am EST
Extended Forecast for

3 Miles WNW Roswell GA

  • Today

    Today: A 20 percent chance of showers after 3pm. Mostly cloudy, with a high near 60. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 60 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers before 10pm, then a chance of showers after 11pm. Cloudy, with a low around 51. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers. High near 64. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 64 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely. Cloudy, with a low around 51. Southwest wind around 5 mph becoming northwest after midnight. Chance of precipitation is 70%.

    Low: 51 °F

    Showers
    Likely

  • Friday

    Friday: A 30 percent chance of showers, mainly before 1pm. Mostly sunny, with a high near 65. North wind around 5 mph.

    High: 65 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers after 3pm. Mostly cloudy, with a high near 60. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tonight
A slight chance of showers before 10pm, then a chance of showers after 11pm. Cloudy, with a low around 51. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday
Showers. High near 64. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Showers likely. Cloudy, with a low around 51. Southwest wind around 5 mph becoming northwest after midnight. Chance of precipitation is 70%.
Friday
A 30 percent chance of showers, mainly before 1pm. Mostly sunny, with a high near 65. North wind around 5 mph.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 49.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 70.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 50.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 65.
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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:
1:26 am EST Feb 25, 2026
Forecast Valid:
5am EST Feb 25, 2026-6pm EST Mar 3, 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