Snow Measurement Guidelines
For Georgia - Winter Storm Watch – Issued when the potential exists for 2 inches or more of snow in 12 hours, or 4 inches or more of snow in 24 hours. Also issued for potential of a quarter inch or more of freezing rain, or half an inch of sleet. Winter Storm Warning – Issued when a combination of snow, blowing snow, sleet, and/or freezing rain is likely to exceed warning criteria. Warning criteria are those detailed in the Winter Storm Watch. Winter Weather Advisory – Issued when a combination of snow, sleet, and/or freezing rain is likely to have an impact, but is not expected to reach warning criteria.