Monday, March 14, 2011

3/14/2011 Extended Forecast



We started off with abundant sunshine today, but a weak disturbance was able to find enough moisture to pop-up clouds. Skies should clear this evening. The clouds have also impacted temperatures and therefore we just were not able to reach 50 degrees. On Tuesday, I think we should see a bit more sunshine, especially early.

Clouds take over on Tuesday Night with an approaching cold front that will have a wave of low pressure ride along it. The southern energy should help push rain into our region late on Tuesday Night. The rain will be falling overnight and the high resolution modeling indicates the heaviest rain and even a few thunderstorms between 3:00 a.m. and 9:00 a.m. The modeling indicates clouds breaking for sunshine by noon on Wednesday. So obviously the start time of this and end time has been moved up some. One thing to watch will be if the front itself lags behind and the sun breaks out briefly ahead of it. That would result in a squall line. One-half inch to three-quarters of an inch look to be widespread rainfall amounts, although a thunderstorm could produce locally heavier rainfall.

Additional, renewed flooding is possible along the Passaic River. It won’t take too much to tip these areas over the banks again since flooding is still ongoing. Elsewhere, despite some heavy rainfall, I think we can squeeze by. Should the rain be heavier than predicted, in excess of 1.00”, problems would begin for numerous creeks and streams. Those that live along waterways need to monitor the latest conditions and forecasts since it such a close call.

Milder weather moves in on Friday, despite the passing cold front on Thursday. By Friday, a nice southerly flow will allow temperatures to surge past 70 degrees in some portions of the area. A cold front arrives later in the day and has the potential to cause thunderstorms to fire up.

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