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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]
A derecho is a significant, potentially destructive weather event that is characterized as having widespread, long-lived, straight-line winds associated with a fast-moving group of severe ...
As the derecho moved through Ohio, a second storm developed in Iowa and tracked into northern Illinois. The earlier derecho had used up most of the convective energy in the atmosphere, so this second storm did not become another derecho. Nonetheless, a small MCS with a bow echo developed and became severe as it moved along this track.
A destructive derecho event struck the states of Iowa, Illinois, Michigan, and Ohio on July 11, 2011, and was the most damaging portion of a much larger derecho event known as The Cross Country Derecho of July 2011. It started on the morning of July 11, 2011, when a powerful long-lasting straight-line windstorm, known as a derecho, developed ...
A decade after a derecho swept through central Ohio, some Licking County officials say the weather event left a lasting impact. Derecho 10 years later: Newark officials emphasize emergency ...
However, the August 2020 derecho was unusual for the longevity of the damaging winds it produced; some areas were subjected to these winds for up to an hour compared to the 10–20 minutes of sustained damaging winds in a typical derecho, resulting in conditions similar to the passage of a hurricane's eyewall.
This image shows derecho frequency for the lower 48 United States. Derechos in North America form predominantly from April to August, peaking in frequency from May into July. [17] During this time of year, derechos are mostly found in the Midwestern United States and the U.S. Interior Highlands most commonly from Oklahoma and across the Ohio ...
For the most part, train derailments do not result in death, injury or the release of hazardous substances into the nearby community. But they still have a real impact on the often small, working ...