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April 13–15, 2018 North American Storm Complex
The April 2018 North American storm complex also known as Winter Storm Xanto brought a wide swath of severe and winter weather that affected much of Midwestern United States, Midwest across to the East Coast of the United States. This particular outbreak led to at least 73 confirmed tornadoes over a three-day period, most of which occurred across Arkansas and Louisiana during the evening hours of April 13. The most significant tornadoes were an EF1 tornado that caused a fatality in Red Chute, Louisiana, early on April 14, a high-end EF2 tornado that impacted eastern sections of Greensboro, North Carolina on April 15, causing 17 injuries, and a significant EF3 tornado that impacted areas from Lynchburg, Virginia, Lynchburg to Elon, Virginia, causing severe damage and at least 10 injuries. The system also resulted in a record-breaking and severe blizzard across the Midwest into the Northeastern United States; killing three additional people and leaving hundreds of th ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Tornado Outbreak
A tornado outbreak is the occurrence of multiple tornadoes spawned by the same Synoptic scale meteorology, synoptic scale weather system. The number of tornadoes required to qualify as an outbreak typically are at least six to ten, with at least two rotational locations (if squall line) or at least two supercells producing Tornado family, multiple tornadoes. The tornadoes usually occur within the same day or continue into the early morning hours of the succeeding day, and within the same region. Most definitions allow for a break in tornado activity (time elapsed from the end of the last tornado to the beginning of the next tornado) of six hours. If tornado activity indeed resumes after such a lull, many definitions consider the event to be a new outbreak. A series of continuous or nearly continuous tornado outbreak days is a tornado outbreak sequence. In the United States and Canada, tornado outbreaks usually occur from March through June in the Great Plains, the Midwestern Unit ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Midwestern United States
The Midwestern United States (also referred to as the Midwest, the Heartland or the American Midwest) is one of the four census regions defined by the United States Census Bureau. It occupies the northern central part of the United States. It was officially named the North Central Region by the U.S. Census Bureau until 1984. It is between the Northeastern United States and the Western United States, with Canada to the north and the Southern United States to the south. The U.S. Census Bureau's definition consists of 12 states in the north central United States: Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota, Missouri, Nebraska, North Dakota, Ohio, South Dakota, and Wisconsin. The region generally lies on the broad Interior Plain between the states occupying the Appalachian Mountain range and the states occupying the Rocky Mountain range. Major rivers in the region include, from east to west, the Ohio River, the Upper Mississippi River, and the Missouri River. The 2020 ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Mountainburg, Arkansas
Mountainburg is a town in Crawford County, Arkansas, United States. It is part of the Fort Smith, Arkansas-Oklahoma Metropolitan Statistical Area. As of the 2010 census the population was 631. Mountainburg was laid out in 1883 when the St. Louis–San Francisco Railway was extended to that point. Geography Mountainburg is located along U.S. Route 71, and thrived when this road was the main route in northwest Arkansas. Since the construction of Interstate 540 (now Interstate 49) to the west, it has been a sleepier community. The city park in downtown Mountainburg has since 1980 hosted two large dinosaur models. Lake Fort Smith State Park, which is situated on the western side of the Lake Fort Smith, is located north of Mountainburg. According to the United States Census Bureau, the city has a total area of , all land. Demographics 2020 census As of the 2020 United States census, there were 528 people, 252 households, and 136 families residing in the city. 2000 censu ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Crawford County, Arkansas
Crawford County is a county located in the Ozarks region of the U.S. state of Arkansas. As of the 2020 census, its population was 60,133. The county seat and largest city is Van Buren. Crawford County was formed on October 18, 1820, from the former Lovely County and Indian Territory, and was named for William H. Crawford, the United States Secretary of War in 1815. Located largely within the Ozarks, the southern border of the county is the Arkansas River, placing the extreme southern edge of the county in the Arkansas River Valley. The frontier county became an early crossroads, beginning with a California Gold Rush and developing into the Butterfield Overland Mail, Civil War trails, and railroads such as the St. Louis and San Francisco Railway, the Little Rock and Fort Smith Railroad, and the St. Louis, Iron Mountain and Southern Railway. Today, the county is home to the intersection of two major interstate highways, Interstate 40 (I-40) and I-49. Crawford County is pa ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
LeFlore County, Oklahoma
LeFlore County is a county along the eastern border of the U.S state of Oklahoma. As of the 2020 census, its population was 48,129. Its county seat is Poteau. The county is part of the Fort Smith metropolitan area and the name honors a Choctaw family named LeFlore. The United States District Court for the Eastern District of Oklahoma is the federal district court with jurisdiction in LeFlore County. History The Choctaw Nation signed the Treaty of Doak's Stand in 1820, ceding part of their ancestral home in the Southeastern U.S. and receiving a large tract in Indian Territory. They signed the Treaty of Dancing Rabbit Creek in 1830, which ceded the remainder of their original homeland. Most of the remainder of the Choctaw were removed to Indian Territory, escorted by federal military troops, in several waves. In 1832, the federal government constructed the Choctaw Agency in Indian Territory about west of Fort Smith, Arkansas. The town of Skullyville developed around the a ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Particularly Dangerous Situation
A PDS tornado watch issued on December 14, 2022. In weather forecasting in the United States, "particularly dangerous situation" (PDS) is the wording used by the National Weather Service and the Storm Prediction Center to convey special urgency in watch or warning messages for unusually extreme and life-threatening severe weather. It is used in the format "This is a particularly dangerous situation..." at the discretion of the issuing forecaster. A watch or warning bearing the phrase is referred to as a PDS watch or PDS warning. First used by the Storm Prediction Center (SPC), a national guidance center of the National Weather Service, for tornado watches, the phrase was later applied to other severe weather watches and warnings by the agency's regional forecast offices. It is most commonly used for major tornado outbreaks or long-lived, extreme derecho events, and has been used for non-convective weather hazards such as exceptional flash flooding, or a wildfire. PDS watches an ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
April 15, 2018 Elon, Virginia EF3 Tornado Damage
April is the fourth month of the year in the Gregorian and Julian calendars. Its length is 30 days. April is commonly associated with the season of spring in the Northern Hemisphere, and autumn in the Southern Hemisphere, where it is the seasonal equivalent to October in the Northern Hemisphere and vice versa. History The Romans gave this month the Latin name ''Aprilis''"April" in ''Chambers's Encyclopædia''. London: George Newnes, 1961, Vol. 1, p. 497. but the derivation of this name is uncertain. The traditional etymology is from the verb ''aperire'', "to open", in allusion to its being the season when trees and flowers begin to "open", which is supported by comparison with the modern Greek use of άνοιξη (''ánixi'') (opening) for spring. Since some of the Roman months were named in honor of divinities, and as April was sacred to the goddess Venus, her Veneralia being held on the first day, it has been suggested that Aprilis was originally her month ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
