Wednesday, January 12, 2011

Overnight update! how bout we raise those totals again!

Ok so, in my previous post, I had lowered the totals because I believed the dry slot of air (a component of a strong coastal low in which dry air cuts off the flow of moisture to a section of the storm, essentially drying the air so it no longer sustains precipitation) was going to move into Northeast NJ.  However, over the last couple of hours, bands of moderate snow have developed over NJ and the dry slot is beginning to cut off the snowfall from Long Island.  As a result, it appears that my original forecast of 8"-10" will hold true with locally higher amounts depending on the development of stronger snow bands.  Central Long Island, which was originally forecast to receive over a foot of snow, will fall well short of that total since they will not see as much snowfall overnight.  Like I always say, these storms are very volatile and forecasts are heavily dependent upon where the heavier snow bands develop.  Enjoy storm #3 on this already active winter season!
 

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