MID ATLANTIC NY PA NJ DE MD DC MID ATLANTIC NY PA NJ DE MD DC

UPDATE 12:55 pm Significant storm to impact the region Wednesday afternoon into Thursday

Discussion started by cwwright 4 years ago

Global models are now in agreement on a significant storm to impact the region Wednesday afternoon into early Thursday. The track of this storm will be close to the NYC metro area.

 


NAM

 

GFS

 

 

 

 

Mid-Atlantic Region

 

This event will be an all rain event as temperatures will be well above freezing.

60

 

Rainfall amounts for the mid-Atlantic regions will be in the range of a quarter to a half of an inch of rainfall when all set and done.

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NYC Metro Region

 

 

This event will be a mostly rain event with some light snow on the back of the low pressure system possible for NYC and Long Island, and likely for the Hudson Valley.

 

Precipitation types for this storm will start out as rain for everyone as temperatures will be well above freezing (lower 40s) as shown by this skew-t below.

 

[GIF]

 

Light rain will begin around 11am for the majority of the area as shown below.

 

 

 

As the day progresses into the afternoon some of the rain will fall heavy at times especially for areas north and west of NYC.

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Rainfall amounts for this system will range from a half of an inch to three quarters of an inch for coastal locations with over an inch for areas north and west of NYC. Some of this accumulated precipitation for the Hudson Valley will be snow.

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Some of the precipitation will end as a period of light snow/snow showers especially for the Hudsaon Valley area. This sample skew-t for Poughkeepsie, NY. Its shows temperatures will crash below freezing( 20's) while precipitation is still around.

[GIF]

 

 

Models have anywhere from a coating to as much as two inches of snow on the back end of the low pressure system for the Hudson Valley.

 

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