The December 2005 North American ice storm was a damaging

winter storm A winter storm (also known as snow storm) is an event in which wind coincides with varieties of precipitation that only occur at freezing temperatures, such as snow, mixed snow and rain, or freezing rain. In temperate continental and subarct ...

that produced extensive

ice Ice is water that is frozen into a solid state, typically forming at or below temperatures of 0 ° C, 32 ° F, or 273.15 K. It occurs naturally on Earth, on other planets, in Oort cloud objects, and as interstellar ice. As a naturally oc ...

damage in a large portion of the

Southern United States The Southern United States (sometimes Dixie, also referred to as the Southern States, the American South, the Southland, Dixieland, or simply the South) is List of regions of the United States, census regions defined by the United States Cens ...

from December 14–16, 2005, while extensive snowfall was reported across portions of the Canadian provinces of

Ontario Ontario is the southernmost Provinces and territories of Canada, province of Canada. Located in Central Canada, Ontario is the Population of Canada by province and territory, country's most populous province. As of the 2021 Canadian census, it ...

and

Quebec Quebec is Canada's List of Canadian provinces and territories by area, largest province by area. Located in Central Canada, the province shares borders with the provinces of Ontario to the west, Newfoundland and Labrador to the northeast, ...

. The

ice storm An ice storm, also known as a glaze event or a silver storm, is a type of winter storm characterized by freezing rain. The National Weather Service, U.S. National Weather Service defines an ice storm as a storm which results in the accumulatio ...

led to enormous and widespread power outages, and at least 7 deaths.

Background

The storm was triggered by a deep

low pressure In meteorology, a low-pressure area (LPA), low area or low is a region where the atmospheric pressure is lower than that of surrounding locations. It is the opposite of a high-pressure area. Low-pressure areas are commonly associated with inclem ...

system formed over the

Gulf of Mexico The Gulf of Mexico () is an oceanic basin and a marginal sea of the Atlantic Ocean, mostly surrounded by the North American continent. It is bounded on the northeast, north, and northwest by the Gulf Coast of the United States; on the southw ...

on 14 December 2005, which began moving northward. At the same time, cold arctic air from northern

Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...

penetrated deep into the

central United States The Central United States is sometimes conceived as between the Eastern United States, Eastern and Western United States, Western as part of a three-region model, roughly coincident with the United States Census Bureau, U.S. Census Bureau's d ...

and lowered the temperatures at the surface while warm air from the

Gulf Stream The Gulf Stream is a warm and swift Atlantic ocean current that originates in the Gulf of Mexico and flows through the Straits of Florida and up the eastern coastline of the United States, then veers east near 36°N latitude (North Carolin ...

remained at the coast. A second

Alberta clipper An Alberta clipper, also known as an Alberta low, Alberta cyclone, Alberta lee cyclone, Canadian clipper, or simply clipper, is a fast-moving low-pressure system that originates in or near the Canadian province of Alberta just east of the Rocky ...

farther north also added additional energy to the system. The precipitation remained as rain in the coastal areas, including the large cities from

Boston Boston is the capital and most populous city in the Commonwealth (U.S. state), Commonwealth of Massachusetts in the United States. The city serves as the cultural and Financial centre, financial center of New England, a region of the Northeas ...

Washington, D.C. Washington, D.C., formally the District of Columbia and commonly known as Washington or D.C., is the capital city and federal district of the United States. The city is on the Potomac River, across from Virginia, and shares land borders with ...

However, freezing rain was extensive in the inland areas, including around

Atlanta Atlanta ( ) is the List of capitals in the United States, capital and List of municipalities in Georgia (U.S. state), most populous city in the U.S. state of Georgia (U.S. state), Georgia. It is the county seat, seat of Fulton County, Georg ...

, where the temperatures remained just below freezing for extended periods. The freezing rain persisted for many hours, leading to extensive ice damage.

Impact

Trees and power lines, along with numerous other lightweight structures, came down in many areas from Georgia northward, and

highway A highway is any public or private road or other public way on land. It includes not just major roads, but also other public roads and rights of way. In the United States, it is also used as an equivalent term to controlled-access highway, or ...

s (including several

Interstate Highway The Dwight D. Eisenhower National System of Interstate and Defense Highways, commonly known as the Interstate Highway System, or the Eisenhower Interstate System, is a network of controlled-access highways that forms part of the National Hi ...

s) were closed and impassable. The heaviest ice accretions were in southwestern

North Carolina North Carolina ( ) is a U.S. state, state in the Southeastern United States, Southeastern region of the United States. It is bordered by Virginia to the north, the Atlantic Ocean to the east, South Carolina to the south, Georgia (U.S. stat ...

, where ice over thick was reported and

Charlottesville, Virginia Charlottesville, colloquially known as C'ville, is an independent city (United States), independent city in Virginia, United States. It is the county seat, seat of government of Albemarle County, Virginia, Albemarle County, which surrounds the ...

with . At the higher elevations, and farther north across the

Great Lakes The Great Lakes, also called the Great Lakes of North America, are a series of large interconnected freshwater lakes spanning the Canada–United States border. The five lakes are Lake Superior, Superior, Lake Michigan, Michigan, Lake Huron, H ...

region and into northern

New England New England is a region consisting of six states in the Northeastern United States: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont. It is bordered by the state of New York (state), New York to the west and by the ...

, the storm produced heavy snow with amounts varying between 7 inches to as high as . In Canada, 41 centimetres of snow fell in

Montreal Montreal is the List of towns in Quebec, largest city in the Provinces and territories of Canada, province of Quebec, the List of the largest municipalities in Canada by population, second-largest in Canada, and the List of North American cit ...

in about 12 hours, with snowfall rates as high as 30 centimetres in 4 hours, and 11 centimetres in a one-hour period during the morning rush hour on December 16. This is the second worst storm on record, after a

storm A storm is any disturbed state of the natural environment or the atmosphere of an astronomical body. It may be marked by significant disruptions to normal conditions such as strong wind, tornadoes, hail, thunder and lightning (a thunderstor ...

on March 4, 1971, dumped 47 centimetres and the worst fall snowstorm to hit the area since records were kept. In

Ottawa Ottawa is the capital city of Canada. It is located in the southern Ontario, southern portion of the province of Ontario, at the confluence of the Ottawa River and the Rideau River. Ottawa borders Gatineau, Gatineau, Quebec, and forms the cor ...

, between 20 and 35 centimetres fell in a short period of time causing several

OC Transpo OC Transpo is the primary Transit district, public transport agency for the city of Ottawa, Ontario, Canada, operating bus rapid transit, light rail, conventional transit bus, bus routes, and door-to-door paratransit in the nation's capital regi ...

buses to become stuck on the city's transitway and several of their articulated buses to become jackknifed at a busy intersection in the suburb of

Gatineau, Quebec Gatineau ( ; ) is a city in southwestern Quebec, Canada. It is located on the northern bank of the Ottawa River, directly across from Ottawa, Ontario. Gatineau is the largest city in the Outaouais administrative region of Quebec and is also par ...

. In addition, at least seven deaths were blamed on the weather, one of them directly related to weather conditions. One of the deaths was as a result of a tree that fell into a home and crashed into a man in

Kannapolis, North Carolina Kannapolis () is a city in Cabarrus County, North Carolina, Cabarrus and Rowan County, North Carolina, Rowan Counties in the U.S. state of North Carolina, northwest of Concord, North Carolina, Concord and northeast of Charlotte, North Carolina, ...

, one as a result of a faulty generator in a house without power, and the other five as a result of

traffic accident A traffic collision, also known as a motor vehicle collision, or car crash, occurs when a vehicle collides with another vehicle, pedestrian, animal, road debris, or other moving or stationary obstruction, such as a tree, pole or building. Tr ...

Power outage

The ice storm left more than a million people without power in and near the Appalachians, including 630,000 customers in

Georgia Georgia most commonly refers to: * Georgia (country), a country in the South Caucasus * Georgia (U.S. state), a state in the southeastern United States Georgia may also refer to: People and fictional characters * Georgia (name), a list of pe ...

, 358,000 in

South Carolina South Carolina ( ) is a U.S. state, state in the Southeastern United States, Southeastern region of the United States. It borders North Carolina to the north and northeast, the Atlantic Ocean to the southeast, and Georgia (U.S. state), Georg ...

, 328,000 in North Carolina and 13,000 in

Virginia Virginia, officially the Commonwealth of Virginia, is a U.S. state, state in the Southeastern United States, Southeastern and Mid-Atlantic (United States), Mid-Atlantic regions of the United States between the East Coast of the United States ...

. It took over a week to restore power. Several emergency shelters also were opened. Electricity was not restored in many places until 20 December 2005, by which time one death was blamed on the outage.

References

External links

WLOS-TV (Asheville) news logA Georgia Ice Storm: December 14 - 15, 2005 from the NWS Peachtree, GA office
* {{DEFAULTSORT:Ice Storm Of December 2005 2005 meteorology

2005 2005 was designated as the International Year for Sport and Physical Education and the International Year of Microcredit. The beginning of 2005 also marked the end of the International Decade of the World's Indigenous Peoples, Internationa ...

2005 in economic history History of the Northeastern United States Ice storm, 2005 United States 2005 disasters in Canada 2005 natural disasters in the United States Ice storms in Canada December 2005 in Canada

Background

Impact

Power outage

See also

References

External links