Heavy Snow Forecast for Saturday Afternoon and Early Sunday Morning...

A Blizzard Warning continues for Long Island for up to a foot of snow with locally higher amounts and wind gusts to 50 mph. A Winter Storm Warning is in effect elsewhere for all of NYC, NJ, southern CT and southeast NY. Low pressure (see map above) will drift northeast off the NC coast and it will intensify as it moves over the warmer ocean and is injected with strong upper-level energy. The NAM FOUS model output is putting out an incredible amount of precipitation with more than 2.83 inches for Philadelphia and 1.99 inches for La Guardia. The FOUS message from the NAM model is below. This indicates that two feet or more of snow can be expected in southern NJ, southeast PA and MD and Washington, DC. Up to 20 inches may fall in Long Island, coastal central NJ and parts of NYC. This is a major winter storm.

BOS//281850 -1520 173310 32929695 LGA//356362 -0723 170211 35979796
06000562558 -1120 143509 33929595 06000557550 00722 130312 35979795
12000604041 -1121 110513 34989595 12000568939 03820 070420 36989596
18000716548 -0722 080418 35999596 18033949541 02416 030327 37979697
24000878624 01819 010330 37999795 24107939539 05312 980128 34969697
30056929233 10118 993628 32959392 30048928735 07815 023425 29959493
36028928940 06514 983524 30959493 36010908742 05613 043217 28979592
42004818347 -3412 013223 28959493 42001717544 00614 073219 28979693
48000775948 -3616 023121 28949894 48000755630 02916 103118 27959493
PHL//377965 00921 160510 37989795 IPT//498060 02416 161108 34979594
06010949339 01516 100420 38959797 06002858845 00613 120607 34959494
12035939551 03713 040227 37959797 12001698755 01113 090412 33969394
18109949737 08113 000229 38979997 18009878944 03711 070120 32959593
24115949138 08410 003525 33979497 24001808243 04914 073519 29959492
30022918834 -1614 053320 30979592 30000748242 03813 083518 27949391
36002828536 -0514 073120 27989490 36000687840 03716 113319 25969288
42000726733 -3616 113121 27989491 42000766933 00814 143318 24969190

George Wright is a Certified Consulting Meteorologist and President of Wright Weather Consulting, Inc. George is also a meteorologist with Cablevision's News 12. Visit our website at WrightWeather.com.