PHILADELPHIA (CBS) — A significant and long-duration winter storm will influence the realm Sunday into Tuesday. The upcoming Nor’easter is forecast to deliver probably the most snowfall to Philly in 5 years.
A Winter Storm Warning has been issued for Philadelphia and surrounding counties, Berks County, the Lehigh Valley, and Poconos, and a Winter Climate Advisory issued for Atlantic, Cape Could, Cumberland, Kent, and Sussex Counties.
Snow will overspread the realm from west and southwest to northeast by the day Sunday, beginning by mid-morning throughout Delaware and reaching the Lehigh Valley and Poconos by early night.
This occasion will begin as all snow for everybody. Within the metropolis, we might even see a couple of pre-event snow showers transfer by Sunday morning, then the regular snow develops probably by mid-afternoon.
— Lauren Casey (@LaurenCBS3) January 31, 2021
As we transfer by Sunday evening, the precipitation will improve in depth, and as hotter air within the low to mid-levels lifts in throughout the Winter Climate Advisory space (Delaware and the Jersey Shore) this may transition the precipitation sort to a wintry combine, then to rain in these areas.
A interval of a wintry combine is feasible late Sunday evening into Monday morning as far north as Philly correct however probably not past. All areas will see accumulating snow Sunday evening, earlier than it washes away south and east. In Philly, we might have three to five inches of snow on the bottom by 7 a.m. Monday.
Monday is the peak of the storm with regular snow/precipitation falling all day and far of the evening, some heavy at instances.
With that sturdy winds kick up Sunday evening and can whip all day Monday with gusts of 35 to 45 mph, and remoted gusts to 50 mph close to the coast.
Alongside I-95, and throughout all of jap Pennsylvania, we might see instances of blowing and drifting snow. Journey on Monday will probably be tough to close unattainable for a lot of. Scattered energy outages are probably. Thundersnow can be potential.
Our present snowfall forecast has 8 to 12 inches of snow by the occasion for a big portion of the area, together with Philly, all Pennsylvania suburbs, and northwest into the Poconos, in addition to for rapid New Jersey and Delaware suburbs. For the Pine Barrens/outer coastal plain of New Jersey, 4 to eight inches of snow is forecast and a couple of to 4 inches alongside the rapid coast and for central and southern Delaware.
Mesoscale banding could produce a ribbon of upper totals over 12 inches that might arrange alongside and simply north of I-95. Scattered snow showers are probably on Tuesday and will add some minor extra accumulation in spots.
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