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February 15–20, 2021 North American winter storm, the Glossary

The February 15–20, 2021 North American winter storm, also unofficially referred to as Winter Storm Viola, was a significant and widespread snow and ice storm across much of the United States, Northern Mexico, and Southern Canada.^[1]

170 relations: Alabama, Andrés Manuel López Obrador, Aon (company), Appalachian Mountains, Arkansas, Atlantic Canada, Atmospheric pressure, Beckley, West Virginia, Blackwell, Oklahoma, Boil-water advisory, British Isles, Brodhead, Kentucky, Caldwell, New Jersey, California, Maryland, Canada, Carbon monoxide, Central United States, Ciudad Acuña, Clinton, Connecticut, Collinsville, Mississippi, Connecticut, Coordinated Universal Time, Corpus Christi, Texas, COVID-19, COVID-19 vaccine, Cranberry Township, Butler County, Pennsylvania, CVS Pharmacy, Dallas, Dartmouth, Massachusetts, December 2014 North American storm complex, Deep South, Deer Park, New York, Del Rio, Texas, Delaware, Dermott, Arkansas, East Coast of the United States, Explosive cyclogenesis, Extratropical cyclone, Falmouth, Massachusetts, Faroe Islands, February 13–17, 2021 North American winter storm, February 2021 North American cold wave, Federal government of the United States, FedEx, Florence, Alabama, Free University of Berlin, Freehold Borough, New Jersey, Freezing rain, Glade Valley, North Carolina, Great Plains, ... Expand index (120 more) »
2020–21 North American winter
2021 natural disasters in the United States
February 2021 events in North America
February 2021 events in the United States
Ice storms
Ice storms in the United States
Natural disasters in Texas

Alabama

Alabama is a state in the Southeastern region of the United States.

See February 15–20, 2021 North American winter storm and Alabama

Andrés Manuel López Obrador

Andrés Manuel López Obrador (born 13 November 1953), also known by his initials AMLO, is a Mexican politician who is the 65th and current president of Mexico since 2018.

See February 15–20, 2021 North American winter storm and Andrés Manuel López Obrador

Aon (company)

Aon plc is a British-American professional services and management consulting firm that offers a range of risk-mitigation products.

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Appalachian Mountains

The Appalachian Mountains, often called the Appalachians, are a mountain range in eastern to northeastern North America.

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Arkansas

Arkansas is a landlocked state in the West South Central region of the Southern United States.

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Atlantic Canada

Atlantic Canada, also called the Atlantic provinces (provinces de l'Atlantique), is the region of Eastern Canada comprising the provinces located on the Atlantic coast, excluding Quebec.

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Atmospheric pressure

Atmospheric pressure, also known as air pressure or barometric pressure (after the barometer), is the pressure within the atmosphere of Earth.

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Beckley, West Virginia

Beckley is a city in and the county seat of Raleigh County, West Virginia, United States.

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Blackwell, Oklahoma

Blackwell is a city in Kay County, Oklahoma, United States, located at the intersection of U.S. Highway 177 and State Highway 11 along Interstate 35 (exit #222).

See February 15–20, 2021 North American winter storm and Blackwell, Oklahoma

Boil-water advisory

A boil-water advisory (BWA), boil-water notice, boil-water warning, boil-water order, or boil order is a public-health advisory or directive issued by governmental or other health authorities to consumers when a community's drinking water is or could be contaminated by pathogens.

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British Isles

The British Isles are a group of islands in the North Atlantic Ocean off the north-western coast of continental Europe, consisting of the islands of Great Britain, Ireland, the Isle of Man, the Inner and Outer Hebrides, the Northern Isles (Orkney and Shetland), and over six thousand smaller islands.

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Brodhead, Kentucky

Brodhead is a home rule-class city in Rockcastle County in southeastern Kentucky.

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Caldwell, New Jersey

Caldwell is a borough located in northwestern Essex County, in the U.S. state of New Jersey, about west of New York City and north-west of Newark, the state's most populous city.

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California, Maryland

California is a census-designated place and community in St. Mary's County, Maryland, United States.

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Canada

Canada is a country in North America.

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Carbon monoxide

Carbon monoxide (chemical formula CO) is a poisonous, flammable gas that is colorless, odorless, tasteless, and slightly less dense than air.

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Central United States

The Central United States is sometimes conceived as between the Eastern and Western as part of a three-region model, roughly coincident with the U.S. Census's definition of the Midwestern United States plus the western and central portions of the U.S. Census's definition of the Southern United States.

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Ciudad Acuña

Acuña City, also known simply as Acuña, (originally Garza Galán, later Villa Acuña) is a city located in the Mexican state of Coahuila, at and a mean height above sea level of.

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Clinton, Connecticut

Clinton is a town in Middlesex County, Connecticut, United States.

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Collinsville, Mississippi

Collinsville is an unincorporated community and census-designated place (CDP) in Lauderdale County, Mississippi, United States.

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Connecticut

Connecticut is the southernmost state in the New England region of the Northeastern United States.

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Coordinated Universal Time

Coordinated Universal Time (UTC) is the primary time standard globally used to regulate clocks and time.

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Corpus Christi, Texas

Corpus Christi (Body of Christ) is a coastal city in the South Texas region of the U.S. state of Texas and the county seat and largest city of Nueces County with portions extending into Aransas, Kleberg, and San Patricio counties.

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COVID-19

Coronavirus disease 2019 (COVID-19) is a contagious disease caused by the coronavirus SARS-CoV-2.

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COVID-19 vaccine

A COVID19 vaccine is a vaccine intended to provide acquired immunity against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the virus that causes coronavirus disease 2019 (COVIDnbhyph19).

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Cranberry Township, Butler County, Pennsylvania

Cranberry Township is a township in southwestern Butler County, Pennsylvania, United States.

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CVS Pharmacy

CVS Pharmacy, Inc. is an American retail corporation.

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Dallas

Dallas is a city in the U.S. state of Texas and the most populous city in the Dallas–Fort Worth metroplex, the most populous metropolitan area in Texas and the fourth-most populous metropolitan area in the United States at 7.5 million people.

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Dartmouth, Massachusetts

Dartmouth (Massachusett) is a coastal town in Bristol County, Massachusetts, United States.

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December 2014 North American storm complex

The December 2014 North American storm complex was a powerful winter storm (referred to by some as California's "Storm of the Decade") that impacted the West Coast of the United States, beginning on the night of December 10, 2014, resulting in snow, wind, and flood watches.

See February 15–20, 2021 North American winter storm and December 2014 North American storm complex

Deep South

The Deep South or the Lower South is a cultural and geographic subregion of the Southern United States.

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Deer Park, New York

Deer Park is a hamlet and census-designated place (CDP) in the Town of Babylon, in Suffolk County, on Long Island, in New York, United States.

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Del Rio, Texas

Del Rio is a city in and the county seat of Val Verde County in southwestern Texas, United States.

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Delaware

Delaware is a state in the Mid-Atlantic and Northeastern region of the United States.

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Dermott, Arkansas

Dermott is a city in Chicot County, Arkansas, United States.

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East Coast of the United States

The East Coast of the United States, also known as the Eastern Seaboard, the Atlantic Coast, and the Atlantic Seaboard, is the region encompassing the coastline where the Eastern United States meets the Atlantic Ocean.

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Explosive cyclogenesis

Explosive cyclogenesis (also referred to as a weather bomb, meteorological bomb, explosive development, bomb cyclone, or bombogenesis) is the rapid deepening of an extratropical cyclonic low-pressure area. February 15–20, 2021 North American winter storm and explosive cyclogenesis are extratropical cyclones.

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Extratropical cyclones, sometimes called mid-latitude cyclones or wave cyclones, are low-pressure areas which, along with the anticyclones of high-pressure areas, drive the weather over much of the Earth. February 15–20, 2021 North American winter storm and Extratropical cyclone are extratropical cyclones.

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Falmouth, Massachusetts

Falmouth is a town in Barnstable County, Massachusetts, United States.

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Faroe Islands

The Faroe or Faeroe Islands, or simply the Faroes (Føroyar,; Færøerne), are an archipelago in the North Atlantic Ocean and an autonomous territory of the Kingdom of Denmark.

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February 13–17, 2021 North American winter storm

The February 13–17, 2021 North American winter storm was a crippling, large and major winter and ice storm that had widespread impacts across the United States, Northern Mexico, and parts of Canada from February 13 to 17, 2021. February 15–20, 2021 North American winter storm and February 13–17, 2021 North American winter storm are 2020–21 North American winter, 2021 natural disasters in the United States, extratropical cyclones, February 2021 events in North America, February 2021 events in the United States, ice storms in the United States and Natural disasters in Texas.

See February 15–20, 2021 North American winter storm and February 13–17, 2021 North American winter storm

February 2021 North American cold wave

The February 2021 North American cold wave was an extreme weather event that brought record low temperatures to a significant portion of Canada, the United States and parts of northern Mexico during the first two-thirds of February 2021. February 15–20, 2021 North American winter storm and February 2021 North American cold wave are 2020–21 North American winter, 2021 meteorology and February 2021 events in North America.

See February 15–20, 2021 North American winter storm and February 2021 North American cold wave

Federal government of the United States

The federal government of the United States (U.S. federal government or U.S. government) is the national government of the United States, a federal republic located primarily in North America, composed of 50 states, five major self-governing territories, several island possessions, and the federal district/national capital of Washington, D.C., where most of the federal government is based.

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FedEx

FedEx Corporation, originally Federal Express Corporation, is an American multinational conglomerate holding company focused on transportation, e-commerce and business services based in Memphis, Tennessee.

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Florence, Alabama

Florence is a city in, and the county seat of, Lauderdale County, Alabama, United States, in the state's northwestern corner, and had a population of 40,184 in the 2020 census.

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Free University of Berlin

The Free University of Berlin (often abbreviated as FU Berlin or simply FU) is a public research university in Berlin.

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Freehold Borough, New Jersey

Freehold is a borough in and the county seat of Monmouth County, in the U.S. state of New Jersey.

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Freezing rain

Freezing rain is rain maintained at temperatures below freezing by the ambient air mass that causes freezing on contact with surfaces.

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Glade Valley, North Carolina

Glade Valley is an unincorporated community located in Alleghany County, North Carolina, United States along U.S. Highway 21 between Cherry Lane and Sparta.

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Great Plains

The Great Plains are a broad expanse of flatland in North America.

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Gulf of Mexico

The Gulf of Mexico (Golfo de México) is an ocean basin and a marginal sea of the Atlantic Ocean, mostly surrounded by the North American continent.

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Harbeson, Delaware

Harbeson is an unincorporated community in east central Sussex County, Delaware, United States.

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Harrisonburg, Louisiana

Harrisonburg is a village in and the parish seat of Catahoula Parish, Louisiana, United States.

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Henniker, New Hampshire

Henniker is a town in Merrimack County, New Hampshire, United States.

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Houston

Houston is the most populous city in the U.S. state of Texas and in the Southern United States.

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Ice hockey

Ice hockey (or simply hockey) is a team sport played on ice skates, usually on an ice skating rink with lines and markings specific to the sport.

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Ice storm warning

An ice storm warning is a hazardous weather statement issued by the Weather Forecast Offices of the National Weather Service in the United States which indicates that freezing rain produces a significant and possibly damaging accumulation of ice on surfaces.

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Iceland

Iceland (Ísland) is a Nordic island country between the North Atlantic and Arctic Oceans, on the Mid-Atlantic Ridge between North America and Europe.

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Indiana Pacers

The Indiana Pacers are an American professional basketball team based in Indianapolis.

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Ingram, Texas

Ingram is a city in Kerr County, Texas, United States.

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Interstate 176

Interstate 176 (I-176) is a spur route of eastern I-76 in Berks County, Pennsylvania.

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Interstate 20

Interstate 20 (I‑20) is a major east–west Interstate Highway in the Southern United States.

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Interstate 283

Interstate 283 (I-283) is an auxiliary route of the Interstate Highway System located just east of Harrisburg, Pennsylvania.

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Interstate 380 (Pennsylvania)

Interstate 380 (I-380) is an auxiliary Interstate Highway in Northeastern Pennsylvania that connects I-80 with I-81 and I-84.

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Interstate 78

Interstate 78 (I-78) is an east–west Interstate Highway in the Northeastern United States that runs from I-81 northeast of Harrisburg, Pennsylvania through Allentown to western and North Jersey, terminating at the Holland Tunnel entrance to Lower Manhattan in New York City.

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Interstate 83

Interstate 83 (I-83) is an Interstate Highway located in the states of Maryland and Pennsylvania in the Eastern United States.

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Interstate 84 (Pennsylvania–Massachusetts)

Interstate 84 (I-84) is an Interstate Highway in the Northeastern United States that extends almost 375 miles (603 km) from Dunmore, Pennsylvania, near Scranton at an interchange with I-81 east to Sturbridge, Massachusetts, at an interchange with the Massachusetts Turnpike (I-90).

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Interstate 90

Interstate 90 (I-90) is an east–west transcontinental freeway and the longest Interstate Highway in the United States at.

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Interstate 95

Interstate 95 (I-95) is the main north–south Interstate Highway on the East Coast of the United States, running from U.S. Route 1 (US 1) in Miami, Florida, north to the Houlton–Woodstock Border Crossing between Maine and the Canadian province of New Brunswick.

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Interstate 99

Interstate 99 (I-99) is an interstate highway in the United States with two segments: one located in central Pennsylvania and the other in southern New York.

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Jackson, Mississippi

Jackson is the capital of and the most populous city in the U.S. state of Mississippi.

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January 2016 United States blizzard

The January 2016 United States blizzard produced up to of snow in parts of the Mid-Atlantic and Northeastern United States during January 22–24, 2016. February 15–20, 2021 North American winter storm and January 2016 United States blizzard are nor'easters.

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Joplin, Missouri

Joplin is a city in Jasper and Newton counties in the southwestern corner of the U.S. state of Missouri.

See February 15–20, 2021 North American winter storm and Joplin, Missouri

Kentucky

Kentucky, officially the Commonwealth of Kentucky, is a landlocked state in the Southeastern region of the United States.

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KOTV-DT

KOTV-DT (channel 6) is a television station in Tulsa, Oklahoma, United States, affiliated with CBS.

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Lake View, Texas

Lake View is a census-designated place (CDP) in Val Verde County, Texas, United States.

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Laredo, Texas

Laredo is a city in the U.S. state of Texas and seat of Webb County, on the north bank of the Rio Grande in South Texas, across from Nuevo Laredo, Tamaulipas, Mexico.

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Leighton, Alabama

Leighton is a town in Colbert County, Alabama, United States.

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List of major power outages

This is a list of notable wide-scale power outages.

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Little Rock, Arkansas

Little Rock (I’i-zhinka) is the capital and most populous city of the U.S. state of Arkansas.

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Louisiana

Louisiana (Louisiane; Luisiana; Lwizyàn) is a state in the Deep South and South Central regions of the United States.

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Low-pressure area

In meteorology, a low-pressure area, low area or low is a region where the atmospheric pressure is lower than that of surrounding locations.

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Maine

Maine is a state in the New England region of the United States, and the northeasternmost state in the Lower 48.

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March 1–3, 2018 nor'easter

The March 1–3, 2018 nor'easter caused major impacts as well as significant coastal flooding in the Northeastern, Mid-Atlantic and Southeastern United States. February 15–20, 2021 North American winter storm and March 1–3, 2018 nor'easter are nor'easters.

See February 15–20, 2021 North American winter storm and March 1–3, 2018 nor'easter

Maryland

Maryland is a state in the Mid-Atlantic region of the United States.

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Massachusetts

Massachusetts (script), officially the Commonwealth of Massachusetts, is a state in the New England region of the Northeastern United States.

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Maximum sustained wind

The maximum sustained wind associated with a tropical cyclone is a common indicator of the intensity of the storm.

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Memphis International Airport

Memphis International Airport is a civil-military airport located southeast of Downtown Memphis in Shelby County, Tennessee, United States.

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Memphis Light, Gas and Water

The Memphis Light Gas and Water Division (MLGW) is a municipal public utility serving the city of Memphis and Shelby County, Tennessee, United States.

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Memphis, Tennessee

Memphis is a city in the U.S. state of Tennessee.

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Mexico

Mexico, officially the United Mexican States, is a country in the southern portion of North America.

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Mid-Atlantic (United States)

The Mid-Atlantic is a region of the United States located in the overlap between the Northeastern and Southeastern states of the United States.

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Mississippi

Mississippi is a state in the Southeastern region of the United States.

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Missouri

Missouri is a landlocked state in the Midwestern region of the United States.

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Myersville, Maryland

Myersville is a town in Frederick County, Maryland, United States.

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National Basketball Association

The National Basketball Association (NBA) is a professional basketball league in North America composed of 30 teams (29 in the United States and 1 in Canada).

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National Oceanic and Atmospheric Administration

The National Oceanic and Atmospheric Administration (abbreviated as NOAA) is a US scientific and regulatory agency charged with forecasting weather, monitoring oceanic and atmospheric conditions, charting the seas, conducting deep-sea exploration, and managing fishing and protection of marine mammals and endangered species in the US exclusive economic zone.

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New Hampshire

New Hampshire is a state in the New England region of the Northeastern United States.

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New Jersey

New Jersey is a state situated within both the Mid-Atlantic and Northeastern regions of the United States.

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New York (state)

New York, also called New York State, is a state in the Northeastern United States.

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New York City

New York, often called New York City (to distinguish it from New York State) or NYC, is the most populous city in the United States.

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Nor'easter

A nor'easter (also northeaster; see below) is a large-scale extratropical cyclone in the western North Atlantic Ocean. February 15–20, 2021 North American winter storm and nor'easter are extratropical cyclones and nor'easters.

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Norristown, Pennsylvania

Norristown is a municipality with home rule status and the county seat of Montgomery County, Pennsylvania, United States, in the Philadelphia metropolitan area.

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North Carolina

North Carolina is a state in the Southeastern and Mid-Atlantic regions of the United States.

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North Kingstown, Rhode Island

North Kingstown is a town in Washington County, Rhode Island, United States, and is part of the Providence metropolitan area.

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Northeastern United States

The Northeastern United States, also referred to as the Northeast, the East Coast, or the American Northeast, is a geographic region of the United States located on the Atlantic coast of North America.

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Oklahoma

Oklahoma (Choctaw: Oklahumma) is a state in the South Central region of the United States.

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Oklahoma City

Oklahoma City, officially the City of Oklahoma City, and often shortened to OKC, is the capital and most populous city of the U.S. state of Oklahoma.

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Oklahoma Department of Environmental Quality

The Oklahoma Department of Environmental Quality (DEQ) is a department of the government of Oklahoma under the Governor of Oklahoma.

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Olive Branch, Mississippi

Olive Branch is the 6th most populous city in Mississippi, US, located in DeSoto County.

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Oregon

Oregon is a state in the Pacific Northwest region of the United States.

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Oscar, Oklahoma

Oscar is a small rural unincorporated community in southern Jefferson County, Oklahoma, United States, three miles north of the Red River.

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Pacific Northwest

The Pacific Northwest (PNW), sometimes referred to as Cascadia, is a geographic region in Western North America bounded by its coastal waters of the Pacific Ocean to the west and, loosely, by the Rocky Mountains to the east.

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Pacific Ocean

The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions.

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Pennsylvania

Pennsylvania, officially the Commonwealth of Pennsylvania (Pennsylvania Dutch), is a state spanning the Mid-Atlantic, Northeastern, Appalachian, and Great Lakes regions of the United States.

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Pennsylvania Turnpike

The Pennsylvania Turnpike, sometimes shortened to Penna Turnpike or PA Turnpike, is a controlled-access toll road that is operated by the Pennsylvania Turnpike Commission (PTC) in the Commonwealth of Pennsylvania in the United States.

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Philadelphia

Philadelphia, colloquially referred to as Philly, is the most populous city in the U.S. state of Pennsylvania and the sixth-most populous city in the nation, with a population of 1,603,797 in the 2020 census.

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Portland metropolitan area, Oregon

The Portland metropolitan area is a metro area with its core in the U.S. states of Oregon and Washington.

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Portland, Oregon

Portland is the most populous city in the U.S. state of Oregon, located in the Pacific Northwest region.

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Publix

Publix Super Markets, Inc., commonly known as Publix, is an employee-owned American supermarket chain headquartered in Lakeland, Florida.

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Remote work

Remote work (also called telecommuting, telework, work from home—or WFH as an initialism, hybrid work, and other terms) is the practice of working from one's home or another space rather than from an office.

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Rhode Island

Rhode Island (pronounced "road") is a state in the New England region of the Northeastern United States.

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Rocky Mountains

The Rocky Mountains, also known as the Rockies, are a major mountain range and the largest mountain system in North America.

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San Antonio

San Antonio (Spanish for "Saint Anthony"), officially the City of San Antonio, is a city in the U.S. state of Texas and the most populous city in Greater San Antonio, the third-largest metropolitan area in Texas and the 24th-largest metropolitan area in the United States at 2.6 million people in the 2020 US census.

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San Antonio Water System

The San Antonio Water System (SAWS) is the largest drinking water and sewage utility in Bexar County, Texas, United States.

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Sanford, Maine

Sanford is a city in York County, Maine, United States.

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Sarepta, Louisiana

Sarepta is a town in Webster Parish, Louisiana, United States.

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Seattle

Seattle is a seaport city on the West Coast of the United States.

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Shawnee, Oklahoma

Shawnee (Shânîheki) is a city in and the county seat of Pottawatomie County, Oklahoma, United States.

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Shepherdstown, West Virginia

Shepherdstown is a town in Jefferson County, West Virginia, United States, located in the lower Shenandoah Valley along the Potomac River.

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Sheridan, Arkansas

Sheridan is a city and county seat of Grant County, Arkansas, United States.

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Skamania, Washington

Skamania is a small unincorporated community in Skamania County in the southwestern part of the U.S. state of Washington.

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Southeastern United States

The Southeastern United States, also referred to as the American Southeast, the Southeast, or the South, is a geographical region of the United States located in the eastern portion of the Southern United States and the southern portion of the Eastern United States.

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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 a geographic and cultural region of the United States.

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Spencer, Oklahoma

Spencer is a city in Oklahoma County, Oklahoma, United States, and a part of the Oklahoma City metropolitan area.

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State of emergency

A state of emergency is a situation in which a government is empowered to put through policies that it would normally not be permitted to do, for the safety and protection of its citizens.

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Stuart, Virginia

Stuart is a town in Patrick County, Virginia, United States, where it is the county seat.

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Tampa Bay Lightning

The Tampa Bay Lightning (colloquially known as the Bolts) are a professional ice hockey team based in Tampa, Florida.

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Tennessee

Tennessee, officially the State of Tennessee, is a landlocked state in the Southeastern region of the United States.

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Texas

Texas (Texas or Tejas) is the most populous state in the South Central region of the United States.

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Trough (meteorology)

A trough is an elongated region of relatively low atmospheric pressure without a closed isobaric contour that would define it as a low pressure area.

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Tulsa, Oklahoma

Tulsa is the second-most-populous city in the state of Oklahoma, after Oklahoma City, and is the 48th-most-populous city in the United States.

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United Parcel Service

United Parcel Service, Inc. (UPS) is an American multinational shipping & receiving and supply chain management company founded in 1907.

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United States

The United States of America (USA or U.S.A.), commonly known as the United States (US or U.S.) or America, is a country primarily located in North America.

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United States dollar

The United States dollar (symbol: $; currency code: USD; also abbreviated US$ to distinguish it from other dollar-denominated currencies; referred to as the dollar, U.S. dollar, American dollar, or colloquially buck) is the official currency of the United States and several other countries.

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United States Office of Personnel Management

The United States Office of Personnel Management (OPM) is an independent agency of the United States government that manages the United States federal civil service.

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Valley Forge, Pennsylvania

The Village of Valley Forge is an unincorporated settlement.

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Vermont

Vermont is a state in the New England region of the Northeastern United States.

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Virginia

Virginia, officially the Commonwealth of Virginia, is a state in the Southeastern and Mid-Atlantic regions of the United States between the Atlantic Coast and the Appalachian Mountains.

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Walgreens

Walgreens is an American company that operates the second-largest pharmacy store chain in the United States, behind CVS Health.

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Walmart

Walmart Inc. (formerly Wal-Mart Stores, Inc.) is an American multinational retail corporation that operates a chain of hypermarkets (also called supercenters), discount department stores, and grocery stores in the United States, headquartered in Bentonville, Arkansas.

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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.

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Water district

A water district is a special district given the task of supplying water and sewer needs to a community.

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Wayne, Pennsylvania

Wayne is an unincorporated community centered in Delaware County, Pennsylvania, United States, on the Main Line, a series of highly affluent Philadelphia suburbs located along the railroad tracks of the Pennsylvania Railroad and one of the wealthiest areas in the nation.

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Weather front

A weather front is a boundary separating air masses for which several characteristics differ, such as air density, wind, temperature, and humidity.

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Weather Prediction Center

The Weather Prediction Center (WPC), located in College Park, Maryland, is one of nine service centers under the umbrella of the National Centers for Environmental Prediction (NCEP), a part of the National Weather Service (NWS), which in turn is part of the National Oceanic and Atmospheric Administration (NOAA) of the U.S.

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West Coast of the United States

The West Coast of the United Statesalso known as the Pacific Coast, and the Western Seaboardis the coastline along which the Western United States meets the North Pacific Ocean.

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West Virginia

West Virginia is a landlocked state in the Southern and Mid-Atlantic regions of the United States.

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Western United States

The Western United States, also called the American West, the Western States, the Far West, and the West, is the region comprising the westernmost U.S. states.

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Westhampton, New York

Westhampton is a hamlet and census-designated place (CDP) in Suffolk County, New York, United States.

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WFED

WFED (1500 AM) is a 50,000-watt Class A radio station in the Washington, D.C. region.

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Wilmington, Delaware

Wilmington (Lenape: Paxahakink / Pakehakink) is the largest city in the U.S. state of Delaware. The city was built on the site of Fort Christina, the first Swedish settlement in North America. It lies at the confluence of the Christina River and Brandywine Creek, near where the Christina flows into the Delaware River.

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Winchester, Virginia

Winchester is the northwesternmost independent city in the Commonwealth of Virginia, United States.

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Winter storm warning

A winter storm warning (SAME code: WSW) is a hazardous weather statement issued by Weather Forecast Offices (WFO) of the National Weather Service (NWS) in the United States to alert the public that a winter storm is occurring or is about to occur in the area, usually within 36 hours of the storm's onset.

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Winter storm watch

A winter storm watch is issued by the National Weather Service of the United States when there is a possibility of heavy snow or potential of significant ice accumulations, without meeting a specific other winter criteria.

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Winter weather advisory

A winter weather advisory (originally identified as a Traveler's Advisory until the 2002-03 climatological winter when officially renamed, and informally as such by some local television stations thereafter) is a hazardous weather statement issued by local Weather Forecast Offices (WFO) of the National Weather Service in the United States when one or more types of winter precipitation—snow, rain and snow mixed, freezing rain, sleet, graupel, etc.—presenting a hazard, but not expected to produce accumulations meeting storm warning criteria (usually below), are forecast within 36 hours of the expected onset of precipitation or are occurring in the advisory's coverage area.

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Woodford, Vermont

Woodford is a town in Bennington County, Vermont, United States.

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2011 Groundhog Day blizzard

The 2011 Groundhog Day blizzard was a powerful and historic winter storm that affected large swaths of the United States and Canada from January 31 to February 2, 2011, especially on Groundhog Day. February 15–20, 2021 North American winter storm and 2011 Groundhog Day blizzard are Natural disasters in Texas and nor'easters.

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2020–21 North American winter

The 2020–21 North American winter was the most significant winter season to affect North America in several years, and the costliest on record, with a damage total of at least $33.35 billion (2021 USD). February 15–20, 2021 North American winter storm and 2020–21 North American winter are 2021 meteorology.

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2021 Texas power crisis

In February 2021, the state of Texas suffered a major power crisis, which came about during three severe winter storms sweeping across the United States on February 10–11, 13–17, and 15–20. February 15–20, 2021 North American winter storm and 2021 Texas power crisis are February 2021 events in the United States.

See February 15–20, 2021 North American winter storm and 2021 Texas power crisis

References

[1] https://en.wikipedia.org/wiki/February_15–20,_2021_North_American_winter_storm

Also known as February 14-20 2021 Winter Storm, February 15-17, 2021 North American winter storm, February 15-19, 2021 North American storm complex, February 15–20, 2021, North American winter storm, Mid-February 2021 Winter Storm, Winter Storm Viola.

, Gulf of Mexico, Harbeson, Delaware, Harrisonburg, Louisiana, Henniker, New Hampshire, Houston, Ice hockey, Ice storm warning, Iceland, Indiana Pacers, Ingram, Texas, Interstate 176, Interstate 20, Interstate 283, Interstate 380 (Pennsylvania), Interstate 78, Interstate 83, Interstate 84 (Pennsylvania–Massachusetts), Interstate 90, Interstate 95, Interstate 99, Jackson, Mississippi, January 2016 United States blizzard, Joplin, Missouri, Kentucky, KOTV-DT, Lake View, Texas, Laredo, Texas, Leighton, Alabama, List of major power outages, Little Rock, Arkansas, Louisiana, Low-pressure area, Maine, March 1–3, 2018 nor'easter, Maryland, Massachusetts, Maximum sustained wind, Memphis International Airport, Memphis Light, Gas and Water, Memphis, Tennessee, Mexico, Mid-Atlantic (United States), Mississippi, Missouri, Myersville, Maryland, National Basketball Association, National Oceanic and Atmospheric Administration, New Hampshire, New Jersey, New York (state), New York City, Nor'easter, Norristown, Pennsylvania, North Carolina, North Kingstown, Rhode Island, Northeastern United States, Oklahoma, Oklahoma City, Oklahoma Department of Environmental Quality, Olive Branch, Mississippi, Oregon, Oscar, Oklahoma, Pacific Northwest, Pacific Ocean, Pennsylvania, Pennsylvania Turnpike, Philadelphia, Portland metropolitan area, Oregon, Portland, Oregon, Publix, Remote work, Rhode Island, Rocky Mountains, San Antonio, San Antonio Water System, Sanford, Maine, Sarepta, Louisiana, Seattle, Shawnee, Oklahoma, Shepherdstown, West Virginia, Sheridan, Arkansas, Skamania, Washington, Southeastern United States, Southern United States, Spencer, Oklahoma, State of emergency, Stuart, Virginia, Tampa Bay Lightning, Tennessee, Texas, Trough (meteorology), Tulsa, Oklahoma, United Parcel Service, United States, United States dollar, United States Office of Personnel Management, Valley Forge, Pennsylvania, Vermont, Virginia, Walgreens, Walmart, Washington, D.C., Water district, Wayne, Pennsylvania, Weather front, Weather Prediction Center, West Coast of the United States, West Virginia, Western United States, Westhampton, New York, WFED, Wilmington, Delaware, Winchester, Virginia, Winter storm warning, Winter storm watch, Winter weather advisory, Woodford, Vermont, 2011 Groundhog Day blizzard, 2020–21 North American winter, 2021 Texas power crisis.

February 15–20, 2021 North American winter storm, the Glossary

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