Winter Storm Timing
The intensity and coverage of snowfall at the onset Wednesday morning, as well as the timing of the transition from south to north Wednesday afternoon and evening, will predicate how much snowfall, particularly the interior, receives.
The storm should be done by late in the evening.
The rain could be heavy at times, especially as the afternoon progresses. Tonight will see a changeover into a mix of snow and rain before the storm is finished.
Watches, Advisories and Warnings
Winter weather watches, advisories and warnings in effect for Wednesday
A Coastal Flood Warning is in effect from 9 a.m. Wednesday until 2 a.m. Thursday for southern Nassau County. Thunderstorms could produce significant downpours this afternoon.
The National Weather Service also issued Winter Weather Advisories, as well as Coastal Flood Advisories, for several counties across New York and New Jersey.
Coastal Flood Advisories in place for several counties across New York and New Jersey.
How much rain and snow should New York expect?
Snowfall potential for New York and New Jersey
Interior portions of Lower Hudson Valley areas could see 2-5" of snow. The snow is expected to be wet and heavy. Snowfall rates of 1" an hour are possible across the interior area.
The New York City metro area is expected to get less than 1" of snow. It will then change to rain. More than an inch of rain could fall in the city.
Rainfall potential for New York and New Jersey
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Long Island could see more than an inch. Eastern Long Island could get the most rain from the storm.
Winds in New York are expected to be strong. Southeast gusts of 30 to 40 mph are expected.
Latest first measurable snowfall in Central Park
How much rain and snow should New Jersey expect?
Sussex County will see 2" of snow in lower elevations to 3-5" in the higher elevations. Ice accumulations of a light glaze are also possible. Snowfall rates could exceed 1" per hour in the county.
Warren and Morris counties could see snow and sleet ranging from 1-2" in lower elevations and 2-3" in higher elevations. A possible light glaze of ice is also possible. Snowfall rates could exceed 1" per hour.
Western Passaic County could see 2-5" of snow.