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.

Overcast

70°F

21°C

Humidity 21%
Wind Speed W 6 mph
Barometer 29.91 in (986.0 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 20 Feb 6:50 pm EST
Extended Forecast for

3 Miles WNW Marietta GA

  • Tonight

    Tonight: A 50 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 52. Northwest wind around 5 mph becoming calm. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 68. North wind around 5 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 68 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 37. Northwest wind 5 to 10 mph increasing to 10 to 15 mph after midnight. Winds could gust as high as 25 mph.

    Low: 37 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 48. Northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 48 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 25. Northwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 25 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 21.

    Low: 21 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 52. Northwest wind around 5 mph becoming calm. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 50 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 68. North wind around 5 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 37. Northwest wind 5 to 10 mph increasing to 10 to 15 mph after midnight. Winds could gust as high as 25 mph.
Sunday
Sunny, with a high near 48. Northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 25. Northwest wind around 15 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 41.
Monday Night
Clear, with a low around 21.
Tuesday
Sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 62.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 49.
Thursday
Showers likely. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 41.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Marietta GA
 33.97°N 84.6°W (Elev. 1001 ft)
Last Update:
5:52 pm EST Feb 20, 2026
Forecast Valid:
7pm EST Feb 20, 2026-6pm EST Feb 27, 2026
 
Forecast Discussion
 
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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