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This flood is still the flood of record for the Great Miami River watershed. The volume of water that passed through the river channel during this storm equaled the monthly flow over Niagara Falls. [3] The Great Miami River watershed covers nearly 4,000 square miles (10,000 km 2) and 115 miles (185 km) of channel that feeds into the Ohio River. [4]
Tornado damage in Lorain, Ohio The Xenia, Ohio tornado from the 1974 Super Outbreak. This tornado was rated by Ted Fujita himself as an F6 , but it was retroactively downgraded to F5 [ 1 ] Tornadoes in the state of Ohio are relatively uncommon, with roughly 16 tornadoes touching down every year since 1804, the year with the first recorded event ...
A 100-year flood is a flood event that has on average a 1 in 100 chance (1% probability) of being equaled or exceeded in any given year. [1] A 100-year flood is also referred to as a 1% flood. [2] For coastal or lake flooding, a 100-year flood is generally expressed as a flood elevation or depth, and may include wave effects. For river systems ...
Thursday night, severe weather led to 20 tornado warnings across Ohio, leaving a trail of storm damage and cutting power to thousands. Severe storms and confirmed tornadoes in Mercer, Crawford and ...
A '100-year flood' doesn't mean you'll be flood-free for the next 99 years. Win McNamee/Getty ImagesA 100-year flood, like a 100-year storm, is one so severe it has only a 1% chance of hitting in ...
Progression of a well-anticipated high risk event across the Central Plains on April 14, 2012. This event ultimately produced 85 tornadoes that day, one of which killed six people. A high risk severe weather event is the greatest threat level issued by the Storm Prediction Center (SPC) for convective weather events in the United States. On the ...
Videos show this year's wildest dashcam moments A building in Lincoln, Nebraska was blown to smithereens by a fast-moving tornado in a matter of seconds. The only witnesses to this major ...
U.S. Weather Service map showing number of inches of precipitation above/below normal year to date at June 18, 2011. The map shows that significantly large amounts of precipitation in the Ohio River basin that resulted in the worst of the flooding being below confluence of the Ohio and Mississippi. Louisiana, which experienced the worst of the ...