Search results
Results from the WOW.Com Content Network
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 ...
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 ...
The storms also produced hail up to the size of tennis balls – 2.5 inches (6.4 cm) in diameter – near Marshall, Mustang, Ninnekah and Yukon, Oklahoma. This storm system produced more than 450 reports of severe weather in the 24 hours ending early Wednesday morning from Illinois, Missouri and southeastern Kansas to parts of Texas and Louisiana.
The official scientific criteria of a derecho, as described by the National Weather Service's Storm Prediction Center, pertains to a swath of wind damage that must extend either continuously or ...
A derecho is a line of strong thunderstorms that produces frequent wind gusts of at least 58 mph over the span of at least 400 miles. During particularly dangerous derechos, wind gusts can exceed ...
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.
Numerous embedded circulations within this rapidly-progressing derecho produced dozens of tornadoes, including 33 that were rated EF2. The culmination of non-thunderstorm, thunderstorm, and tornadic winds caused widespread damage to structures, trees, power lines, and vehicles across the Plains and Midwest.
The rare phenomenon, called a derecho storm, turned the skies over Sioux Falls, South Dakota green.