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.

Mostly Cloudy

86°F

30°C

Humidity 62%
Wind Speed NW 3 mph
Barometer 30.13 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 15 Aug 6:50 pm EDT
Extended Forecast for

4 Miles NNW Roswell GA

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 10pm. Partly cloudy, with a low around 71. North wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 71 °F

    T-storms
    Likely then
    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Calm wind becoming east around 5 mph.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71. Northeast wind around 5 mph becoming calm.

    Low: 71 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 91. Heat index values as high as 97. Northeast wind around 5 mph.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72. Northeast wind around 5 mph becoming calm.

    Low: 72 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 71.

    Low: 71 °F

    Slight Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 10pm. Partly cloudy, with a low around 71. North wind around 5 mph becoming calm. Chance of precipitation is 60%.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Calm wind becoming east around 5 mph.
Saturday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71. Northeast wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 91. Heat index values as high as 97. Northeast wind around 5 mph.
Sunday Night
Mostly clear, with a low around 72. Northeast wind around 5 mph becoming calm.
Monday
Sunny, with a high near 94.
Monday Night
Mostly clear, with a low around 71.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 71.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Roswell GA
 34.09°N 84.37°W (Elev. 1102 ft)
Last Update:
2:17 pm EDT Aug 15, 2025
Forecast Valid:
7pm EDT Aug 15, 2025-6pm EDT Aug 22, 2025
 
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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