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January 7-9, 2000 Ice Storm


The January 7–9, 2000 ice storm (often called the New Year's Ice Storm of 2000 or Y2K Ice Storm) was one of the most destructive and widespread ice events in Georgia's modern history, severely impacting north and central Georgia from January 7 to January 9, 2000 (peak January 7 night into January 8).


Meteorological Setup

A strong cold front ushered in deep Arctic air (surface temperatures in the teens to 20s°F). A surface low developed over the Gulf of Mexico and tracked northeastward, pulling abundant Gulf moisture over the cold dome in a classic overrunning pattern. The low intensified off the Southeast coast, producing prolonged freezing rain (warm air aloft melted precip before it refroze). Ice accretion rates were heavy (0.10–0.25+ inches per hour in the core band), leading to extreme glaze accumulations.


Ice and Snowfall Amounts and Distribution

Ice peaked January 7 night into January 8, with heaviest in north and north-central Georgia:

Liquid equivalent was moderate (~0.5–1.0 inches), but marginal temperatures caused extreme glaze.

Temperature Records

Extreme cold snap:

Prolonged sub-freezing preserved ice for days to weeks.

Impacts

Catastrophic ice + extreme cold caused widespread devastation:


Notes of Interest

Bottom line: This was a catastrophic ice siege for north and central Georgia.