My wife, three kids and I first evacuated Saturday morning when Katrina was just a Category 3.
Wilma, the last Category 3 or stronger storm, occurred more than seven years ago.
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This is especially true when we examine the real monsters, the Category 3 or higher major hurricanes.
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And three to five of those hurricanes will be in the major category, or Category 3 strength and higher.
In reality, six hurricanes reached Category 3 strength or higher, out of the nine storms that eventually were designated hurricanes.
Category 3 hurricanes are known to damage small buildings or even destroy those without any solid foundation, such as mobile homes.
What he argued was that it is very rare for a Category 3 hurricane to make landfall north of North Carolina.
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Nagin will order a mandatory evacuation if a hurricane of a Category 3 intensity or higher approaches the city, Sneed said.
But engineers say the levees preventing this below-sea-level city from being turned into a swamp were built to withstand only Category 3 hurricanes.
Gustav is expected to reach the Gulf of Mexico as a Category 3 hurricane Sunday or Monday, triggering alerts across the U.S. Southeast.
His problems started after his neighborhood was rezoned "orange, " and then "Technical Category 3, " the least stable outside the now off-limits red zones.
Consider this: Hurricane Katrina hit the Louisiana and Mississippi area as a Category 3 storm, and the storm surge was 25 feet at worst.
On Sunday night, waves as high as 50 feet crashed ashore in Baracoa, Cuba, southeast of where Ike made landfall as a Category 3 storm.
Gustav could make landfall as a Category 3 or 4 on the U.S. Gulf Coast late Monday or Tuesday, the National Hurricane Center said.
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The forecast said three to five of the hurricanes will be major storms ranked Category 3 or higher on the Saffir-Simpson scale of hurricane strength.
The worst decade for major (category 3, 4, 5) hurricanes was the 1940s.
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It predicted six to eight hurricanes, two to four of which would be at least Category 3, which have winds of 111 mph to 130 mph.
Monitored by 20 cameras, the first experiments were conducted over three days and saw the house endure ever increasing winds speeds up to a Category 3 hurricane.
The U.S. is currently experiencing the longest absence of severe landfall hurricanes in over a century the last Category 3 or stronger storm was Wilma, more than seven years ago.
In a report released Tuesday, CSU's Tropical Meteorology Project (TMP) forecast half of those hurricanes will develop into major hurricanes ranked as Category 3 or higher on the Saffir-Simpson scale of hurricane strength.
On Sunday, 2, 232 days will have elapsed since a category 3 hurricane made landfall in the U.S., the longest period in more than a century that the U.S. has been spared a devastating storm.
Earlier on CNN, Brown was asked why authorities had not prepared for just such a catastrophe -- given that the levees were designed to withstand only a Category 3 hurricane and Katrina was stronger than that.
As a Category 3 hurricane, Gustav is one of the most threatening storms to have hit the United States since Hurricane Katrina in 2005, which turned out to be the costliest and most deadly storm in American history.
Once a Category 5 storm, Katrina had weakened to a Category 3 storm with 127 mph winds when it made landfall on the morning of August 29, 2005, between Grand Isle, Louisiana, and the mouth of Mississippi River.
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Earlier in the day, the storm had exhibited winds of 115 miles per hour, which was already below the 130 miles-per-hour winds of a typical Category 3 storm and nowhere near the 156 miles-per-hour winds of Hurricane Katrina in 2005.
Weinberg noted that Katrina had been a Category 3 hurricane before moving up to Category 5, and there are thus still concerns about whether New Orleans' partially-rebuilt levee system can contain a sudden storm surge and prevent the city from flooding.
The category average is 3.3% a year.
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Bob O'Donnell, vice president of the firm IDG, said he expects the new tablet or slate computer category to result in 3 million to 4 million device sales this year, an amount he said was on par with e-reader sales for 2009.
Wall Street has been moving billions of assets into a relatively new accounting category called "level 3, " a designation that the fair value of those assets, including subprime mortgages and derivatives, couldn't be determined because there was no observable market for them.
The Walt Disney Company, which earned the top spot in the citizenship category, ranks No. 3 in terms of CSR.
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