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.

Fair

31°F

-1°C

Humidity 59%
Wind Speed NW 10 G 22 mph
Barometer 29.85 in (984.6 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 15 Jan 2:50 am EST
Extended Forecast for

3 Miles WNW Marietta GA

  • Overnight

    Overnight: Mostly clear, with a low around 22. Northwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 22 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 36. Northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 36 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 20. Northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 15 mph.

    Low: 20 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 50. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 50 °F

    Sunny

  • Friday Night

    Friday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 38. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 38 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 49.

    High: 49 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of rain and snow showers before 10pm, then a slight chance of snow showers. Mostly cloudy, with a low around 24. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 22. Northwest wind around 15 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 36. Northwest wind around 15 mph, with gusts as high as 30 mph.
Thursday Night
Mostly clear, with a low around 20. Northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 15 mph.
Friday
Sunny, with a high near 50. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 38. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 49.
Saturday Night
A slight chance of rain and snow showers before 10pm, then a slight chance of snow showers. Mostly cloudy, with a low around 24. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 36.
Sunday Night
Mostly clear, with a low around 19.
M.L.King Day
Sunny, with a high near 43.
Monday Night
Mostly clear, with a low around 20.
Tuesday
Sunny, with a high near 38.
Tuesday Night
Mostly clear, with a low around 20.
Wednesday
Mostly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Marietta GA
 33.97°N 84.6°W (Elev. 1001 ft)
Last Update:
1:31 am EST Jan 15, 2026
Forecast Valid:
2am EST Jan 15, 2026-6pm EST Jan 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation