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.

Partly Cloudy

85°F

29°C

Humidity 59%
Wind Speed N 8 mph
Barometer 30.09 in (1018.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 13 Jul 7:50 pm EDT
Extended Forecast for

3 Miles WNW Roswell GA

  • Tonight

    Tonight: Mostly clear, with a low around 71. Northwest wind around 5 mph.

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Heat index values as high as 101. Northwest wind around 5 mph.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 73. Northwest wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 95. Heat index values as high as 101. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 72. East wind around 5 mph.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 91. Chance of precipitation is 60%.

    High: 91 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.

    Low: 73 °F

    T-storms
    Likely

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 60%.

    High: 90 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

    Low: 72 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 71. Northwest wind around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Heat index values as high as 101. Northwest wind around 5 mph.
Monday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 73. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 95. Heat index values as high as 101. Calm wind becoming northeast around 5 mph in the afternoon.
Tuesday Night
A 40 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 72. East wind around 5 mph.
Wednesday
A slight chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 91. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 73. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 73. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Roswell GA
 34.07°N 84.4°W (Elev. 997 ft)
Last Update:
7:36 pm EDT Jul 13, 2025
Forecast Valid:
8pm EDT Jul 13, 2025-6pm EDT Jul 20, 2025
 
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