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.

Fog/Mist

65°F

18°C

Humidity 97%
Wind Speed NA
Barometer 30.22 in (996.3 mb)
Dewpoint 64°F (18°C)
Visibility 5.00 mi
Last update 7 Mar 8:50 am EST
Extended Forecast for

4 Miles WNW Roswell GA

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 80. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 80 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 8pm. Low around 61. Southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Showers

  • Sunday

    Sunday: Showers likely before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then showers after 4pm. High near 72. West wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 59. Southwest wind around 5 mph becoming calm.

    Low: 59 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 77. Light west wind increasing to 5 to 10 mph in the afternoon.

    High: 77 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.

    Low: 61 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 80.

    High: 80 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 63.

    Low: 63 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 82.

    High: 82 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 80. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 8pm. Low around 61. Southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers likely before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then showers after 4pm. High near 72. West wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 59. Southwest wind around 5 mph becoming calm.
Monday
A 40 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 77. Light west wind increasing to 5 to 10 mph in the afternoon.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 80.
Tuesday Night
Mostly cloudy, with a low around 63.
Wednesday
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 82.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 64.
Thursday Night
A 20 percent chance of showers. Mostly clear, with a low around 41.
Friday
Sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Roswell GA
 34.05°N 84.43°W (Elev. 1099 ft)
Last Update:
5:41 am EST Mar 7, 2026
Forecast Valid:
9am EST Mar 7, 2026-6pm EDT Mar 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation