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The derecho over Indiana on June 29. Composite radar image as the storm moved from Indiana to Virginia. 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.
An intense derecho -- a rapidly-moving thunderstorm complex that produces widespread wind damage -- cut power to nearly 1 million households and caused 11 deaths in the Canadian provinces of ...
Derecho storms are also known for the characteristic bow-like shape of their radar profile [11] The SPC confirmed on the afternoon of June 3 that the storm was classified as a derecho. [12] Meteorologist Lee Robertson believed that the storm was rare even among other derecho events both for its "duration and intensity", particularly the wind ...
The derecho traveled more than 500 miles (800 km) before moving off the coast of Texas and Louisiana into the Gulf of Mexico and produced winds up to 78 mph (126 km/h) with hail up to 3.75 inches (9.5 cm) in diameter and a few tornadoes including a short-lived EF2 tornado north of Hochatown, Oklahoma that tossed two barges over 100 yd (91 m), a ...
Intense thunderstorms packing wind gusts over 100 mph blasted across the Midwest Monday afternoon into Monday night, snapping trees and damaging buildings during an extreme weather event known as ...
The Utah-Wyoming derecho of 31 May 1994 was an event of this type. It produced a 45 m/s (90 kn) wind gust at Provo, Utah, where sixteen people were injured, and removed part of the roof of the Saltair Pavilion on the Great Salt Lake. Surface dew points along the path of the derecho were about 7–11 °C (45–50 °F). [16]
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 ]
1974 Super Outbreak – A historic and deadly tornado outbreak that occurred almost exactly 50 years earlier and impacted many of the same areas. 1991 West Virginia derecho – another severe derecho event that occurred in some of the same areas during the month of April.