Thursday, March 10, 2011

Wind Advisory and Heavy T-Storm Potential Late Tonight



A wind advisory was posted just a short time ago for Eastern and Southern New Jersey. A wind advisory means that sustained winds of 31 to 39 MPH or frequent wind gusts between 46 and 57 MPH are anticipated. Currently the advisory goes into the late evening hours. With the saturated ground, I have been emphasizing the potential for scattered trees to come down for days and this remains true with the soaking rain in progress and even heavier rain later tonight. Scattered power outages are expected. Wind gusts below the advisory criterion are even capable of bringing down trees with the soaked ground.

The computer model guidance continues to show a well-developed line of thunderstorms pushing through New Jersey between 11:00 p.m. and 3:00 a.m. with torrential rain. Based on the organization of these storms and strong winds aloft, I could even see the possibility of isolated damaging wind gusts with these storms.

A coastal flood warning has been issued for Northwestern Burlington, Camden, Gloucester, and Salem Counties. Tidal effects will aggravate the flooding along the Delaware River and along the coastline. Flood advisories and flood warnings are also posted for various communities and more will be added through the night I am sure. Low-lying areas and areas of poor drainage will flood first and then the water will enter and flood tributaries, creeks, and streams. Finally, the water will enter the major rivers and flood them. This will be a process, so the riverbeds may not flood from rain water until after the tidal flooding. The exception is the ongoing flooding for the Passaic River and also any riverbeds impacted by enhanced rains from thunderstorms which could result in flashier flooding.

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