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August 10–11, 2020 aka "Heartland Derecho", A severe weather event which took place from August 10–11, 2020 across the Midwestern United States and portions of southwestern Ontario . The derecho caused notably high wind speeds of up to 126 mph (203 km/h) recorded in Iowa , with post-damage assessments of up to 140 mph (230 km/h) in some places.
The August 2020 Midwest derecho was a powerful derecho affecting the Midwestern United States on August 10–11, 2020, primarily eastern Nebraska, Iowa, Illinois, Wisconsin, and Indiana. It caused high winds and spawned an outbreak of weak tornadoes. Some areas reported torrential rain and large hail. [ 2][ 7][ 1]
The August 2020 Midwest Derecho delivered a maximum measured wind speed of 56 m/s (109 kn), with damage-estimated speeds as high as 63 m/s (120 kn) in the Cedar Rapids, Iowa area. [27] The storm was referred to as one of the largest "land-based hurricanes" in recorded history spawning 17 confirmed tornadoes across Wisconsin, Illinois, and Indiana.
On Aug. 10, 2020, an intense derecho produced a swath of high winds and leveled crops from eastern Nebraska to parts of Michigan and northern and central Indiana. The damage swath extended for ...
2020 Derecho: 4 $11 billion August 2020 Midwest derecho: Midwestern United States: The severe derecho affected the states of Nebraska, Iowa, Illinois, Wisconsin, and Indiana. The derecho caused high winds and spawned an outbreak of a couple tornadoes. The derecho also caused the state of Iowa to lose approximately 550,000 acres of corn harvest.
Iowans likely remember a derecho that ripped through the Midwest on Aug. 10, 2020, causing $11 billion in damage — the most expensive thunderstorm in history. A large area from central Iowa to ...
"The storms raced across Pennsylvania and New Jersey, moving eastward at over 80 mph at times," AccuWeather Meteorologist Brian Thompson said.
List of Storm Prediction Center meso-gamma mesoscale discussions. This is a list of meso-gamma mesoscale discussions, which are issued by the National Oceanic and Atmospheric Administration ’s Storm Prediction Center for small-scale analysis of mesoscale features, typically during high-confidence and high-impact severe weather events. [ 1][ 2 ...