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A shelf cloud along the leading edge of a derecho in Minnesota Damage caused by a derecho in Barga, Italy. A derecho (/ ˈ d ɛ r ə tʃ oʊ /, from Spanish: derecho [deˈɾetʃo], 'straight') [1] is a widespread, long-lived, straight-line wind storm that is associated with a fast-moving group of severe thunderstorms known as a mesoscale ...
A derecho is a significant, ... is characterized as having widespread, long-lived, straight-line winds associated with a fast-moving group of severe thunderstorms. ...
The June 2012 Mid-Atlantic and Midwest derecho was one of the deadliest and most destructive fast-moving severe thunderstorm complexes in North American history. 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 ...
The heat wave of 2006 derecho series were a set of derechos — severe winds with powerful thunderstorms — that occurred on July 17–21, 2006. The first storms hit a wide swath of north-central and northeastern North America that stretched from the Upper Midwest through much of Ontario and into the northeastern United States .
The derecho weakened considerably when the July 2011 Iowa-Illinois-Michigan-Ohio derecho sucked the instability and moisture from the storm over Lake Michigan. The derecho traveled more than 400 miles (640 km) and produced nine tornadoes in North Dakota and Western Minnesota. July 2011 Iowa-Illinois-Michigan-Ohio derecho: July 11, 2011 [32]
The storm crossed the Delaware River around 12:30 p.m. EDT and reached Long Beach Island by 1:15 p.m. The derecho was most severe in Ocean County, New Jersey, where wind speeds were measured at 93 mph (150 km/h) in Beach Haven and 92 mph (148 km/h) in Surf City. [1] By 2 p.m. EDT, the storm had moved off of the New Jersey coast. [6]
The Midwest region of the U.S. is experiencing a “particularly dangerous situation” Monday as a derecho moves from Iowa into Illinois and toward Chicago, according to the Storm Prediction Center.
The derecho began as a cluster of scattered thunderstorms that had formed during the previous night over south-central South Dakota. These storms tracked east along the South Dakota– Nebraska border and became better organized and coalesced, producing hail with diameters between 1–2 in (25–51 mm) and wind gusts between 60–70 mph (97 ...