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Derecho over northwestern Lower Michigan, causing damage to trees at the Sleeping Bear Dunes National Lakeshore and cutting off power to many residents of Traverse City; also impacting the penultimate night of the Traverse City Film Festival, winds of 100 mph (160 km/h) occurred around Sleeping Bear Dunes and Glen Arbor, the largest hailstone ...
However, derechos can occur at any time of the year. They are equally likely during day and night times. Various studies since the 1980s have shed light on the physical processes responsible for the production of widespread damaging winds by thunderstorms.
1991 West Virginia derecho; July 2011 Midwest Derecho; List of derecho events; Hurricane Ike, another catastrophic power outage in Ohio. Hurricanes Irene and Isabel, two other catastrophic power outages on the Mid-Atlantic coast. August 2020 Midwest derecho, another powerful derecho that impacted parts of the Midwest eight years later.
A derecho is a long-lived complex of thunderstorms that produces widespread wind gusts over 58 mph over an area at least 400 miles long. The Midwest is one of the areas of the United States where ...
Downbursts can occur over large areas. In the extreme case, a series of continuing downbursts results in a derecho , which covers huge areas of more than 320 km (200 mi) wide and over 1,600 km (1,000 mi) long, persisting for 12 hours or more, and which is associated with some of the most intense straight-line winds.
A warm weather phenomenon, derechos occur mostly in summer, especially June and July in the Northern Hemisphere. They can occur at any time of the year and occur as frequently at night as in the daylight hours. — Preceding unsigned comment added by JKshaw (talk • contribs) 04:03, 3 July 2012 (UTC)
Late-May 1998 tornado outbreak and derecho: May 30–31, 1998: South Dakota, Great Lakes, New York, Pennsylvania: 60: 7 fatalities (+6 non-tornadic) Large and dynamic outbreak produced many strong tornadoes, some of which were embedded in an extremely intense derecho. A large F4 wedge tornado devastated Spencer, South Dakota, killing six ...
At least seven people were killed by the storms, dubbed the Houston derecho by the National Weather Service, [7] which brought winds up to 100 miles per hour (160 km/h) along with four tornadoes. [ 8 ] [ 9 ] [ 10 ]