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.

Light Snow

21°F

-6°C

Humidity 63%
Wind Speed NW 16 G 29 mph
Barometer 30.08 in
Dewpoint 10°F (-12°C)
Visibility 8.00 mi
Wind Chill7°F (-14°C)
Last update 31 Jan 3:50 pm EST
Extended Forecast for

3 Miles WNW Marietta GA

Extreme Cold Warning January 31, 07:00pm until February 1, 01:00pm
Winter Storm Warning January 31, 04:31pm until February 1, 01:00am
Click here for hazard details and duration
Extreme Cold Warning
Winter Storm Warning
  •  
    Winter Storm Warning January 31, 04:31pm until February 1, 01:00am

    NOW until 1:00am Sun

    Winter Storm Warning

  • This Afternoon

    High: 27 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 13. Wind chill values as low as -3. Northwest wind around 20 mph, with gusts as high as 30 mph.

    Low: 13 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 34. Wind chill values as low as -3. Northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 34 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 19. Northwest wind around 5 mph, with gusts as high as 15 mph.

    Low: 19 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 46. West wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Showers. Low around 43. Chance of precipitation is 80%.

    Low: 43 °F

    Showers

Detailed Forecast

This Afternoon
A 40 percent chance of snow showers. Mostly cloudy, with a high near 27. Northwest wind around 20 mph, with gusts as high as 35 mph. Total daytime snow accumulation of less than one inch possible.
Tonight
Mostly cloudy, with a low around 13. Wind chill values as low as -3. Northwest wind around 20 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 34. Wind chill values as low as -3. Northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 19. Northwest wind around 5 mph, with gusts as high as 15 mph.
Monday
Sunny, with a high near 46. West wind 5 to 10 mph, with gusts as high as 15 mph.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Mostly cloudy, with a high near 57.
Tuesday Night
Showers. Low around 43. Chance of precipitation is 80%.
Wednesday
A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Sunny, with a high near 43.
Thursday Night
Mostly clear, with a low around 26.
Friday
Sunny, with a high near 53.
Friday Night
Partly cloudy, with a low around 33.
Saturday
Sunny, with a high near 52.
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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:
1:16 pm EST Jan 31, 2026
Forecast Valid:
4pm EST Jan 31, 2026-6pm EST Feb 7, 2026
 
Forecast Discussion
 
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Additional Resources

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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