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The event was confirmed to be a derecho in Finland alone, extending the swath of wind damage to the west coast of the country. [110] August 2010 Baltic – Finland derecho: 8 August 2010: Severe wind gusts more than 81 mph (130 km/h; 36 m/s) were measured in Estonia. [110] [111] This was determined to be a derecho event. [112] July 2011 ...
Derecho comes from the Spanish adjective for "straight" (or "direct"), in contrast with a tornado which is a "twisted" wind. [5] The word was first used in the American Meteorological Journal in 1888 by Gustavus Detlef Hinrichs in a paper describing the phenomenon and based on a significant derecho event that crossed Iowa on 31 July 1877. [6]
The progressive derecho tracked across a large section of the Midwestern United States and across the central Appalachians into the mid-Atlantic states on the afternoon and evening of June 29, 2012, and into the early morning of June 30, 2012. It resulted in a total of 22 deaths, millions of power outages across the entire affected region, and ...
A derecho is a widespread thunderstorm complex, but its severity, distance and duration make this weather phenomenon stand out from the more typical spring and summer storms. The term "derecho" is ...
The August 2020 Midwest derecho was a powerful derecho affecting the Midwestern United States on August 10–11, 2020, primarily eastern Nebraska, Iowa, Illinois, Wisconsin, and Indiana. It caused high winds and spawned an outbreak of weak tornadoes. Some areas reported torrential rain and large hail. [ 2 ][ 7 ][ 1 ]
The Ontario-Adirondacks Derecho was the strongest of the derecho events of the previous days and is among the costliest thunderstorms in US/Canadian history. It caused $500 millions in damage. Altogether, the four derecho events caused nearly $1 billion in damage.
The Ohio Fireworks Derecho was one of the first bow echos and line echo wave patterns to be radar-documented. The Ohio Fireworks Derecho (or also the Ohio Independence Day derecho of 1969 ), was a severe wind event that took place during the evening hours of July 4 (American Independence Day) 1969. It affected the northern half of the state of ...
The bow echo system then crossed over Lake Erie and dissipated over Western Pennsylvania (including metro Pittsburgh) at around 2 A.M. EDT on July 8. The Southern Great Lakes Derecho of 1991 traveled about 1,000 miles (1,600 km) in 17 hours, caused $100 million in damage (1991 dollars), cut off electrical power to nearly 1 million customers ...