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Powerful Storm in the Western U.S.; Heavy Rain and Flooding Threat Across the Central Gulf Coast

A powerful storm system will continue to bring heavy mountain snow, rain, and high winds to the Pacific Northwest and northern California through midweek. Heavy rain and flash flooding potential exists across the central Gulf Coast over the next few days, including the Florida Panhandle. A Slight Risk (level 2 of 4) of excessive rainfall is in effect Tuesday. Read More >

Overview

A severe weather event occurred on May 16, 2009 producing damaging winds across the northern and southeastern sections of Central Pennsylvania. This event was caused by a sharp cold front slicing into moist unstable air. There were two phases of severe weather with this event with the first portion occurring across the north from early to mid afternoon and a second burst of activity during the evening hours. Most of the reports of damage came from this second round of activity.

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