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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

5 Miles NNW Powder Springs GA

Heat Advisory August 17, 06:07am until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 17, 06:07am until August 17, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • Today

    High: 97 °F

    Hot

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 74. West wind around 5 mph.

    Low: 74 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 92. Heat index values as high as 97. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69. Northwest wind around 5 mph.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95. Northwest wind around 5 mph.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny and hot, with a high near 97. Heat index values as high as 105. West wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 74. West wind around 5 mph.
Tuesday
Sunny, with a high near 92. Heat index values as high as 97. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 69. Northwest wind around 5 mph.
Wednesday
Sunny, with a high near 95. Northwest wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
Sunny and hot, with a high near 97.
Thursday Night
Partly cloudy, with a low around 73.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94.
Friday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 70.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Sunday
Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Powder Springs GA
 33.93°N 84.71°W (Elev. 1102 ft)
Last Update:
3:26 am EDT Aug 17, 2026
Forecast Valid:
6am EDT Aug 17, 2026-6pm EDT Aug 23, 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