'Harvey was the most significant tropical cyclone rainfall event in United States history, both in scope and peak rainfall amounts, since reliable rainfall records began around the 1880s,' the National Hurricane Center stated in its post-storm assessment. The cyclone stalled for days after moving inland and dropped several feet of rain along the Texas coastline. The nation’s fourth-largest city was the subject of days of flooding during the devastating 2017 hurricane season courtesy of Hurricane Harvey. WATER FROM HURRICANES, TROPICAL STORMS KILLS MORE IN US THAN WIND No other tropical cyclone has had a damage figure come close to replacing Katrina’s spot for being the costliest disaster. In addition to the loss of property, nearly 1,400 people were reported to have been indirectly or directly killed by the storm.

Surveys estimated damage topped $191.3 billion, based on 2023 Consumer Price Index values. Sustained winds of 125 mph helped push a storm surge upwards of 30 feet ashore, but the breaches of levees around New Orleans caused the majority of the damage. The Gulf Coast storm struck Louisiana and Mississippi as a Category 3 hurricane on the Saffir-Simpson Hurricane Wind Scale. hurricane ever to make landfall was Hurricane Katrina in August 2005.

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