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Tropical Storm Katrina will likely gain strength and be upgraded to a hurricane before striking the coast of Florida late Thursday night or early Friday morning As of Thursday morning , August 25 , Katrina had maximum sustained winds of about 43 knots or 50 miles per hour ( 1 knot 1 15 mph ) Katrina will likely attain the relatively weak Category 1 status on the Saffir Simpson Hurricane Scale , with maximum sustained winds between 64 and 83 knots ( 74 and 95 mph ) August 24th was the 13th anniversary of hurricane Andrew , one of the most destructive natural disasters in the recorded history of the United States it was the most expensive , causing over $30 billion in property damage Katrina will be the 12 major storm event of the 2005 season Tropical storms and hurricanes are types of tropical cyclones , the generic term for rotating masses of air centered on an area of low atmospheric pressure Tropical cyclones form over warm , tropical oceans and are often responsible for heavy rains , tornadoes , and storm surges ? |
