Three-Day Forecast

from the National Weather Service in New York (3:53 a.m.)

Today Rain in the morning…then rain and snow in the afternoon. Snow accumulation up to 1 inch. Breezy and cooler with highs in the lower 40s. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent.

Tonight Snow and rain…mainly in the evening. Total snow accumulation around an inch. Breezy with lows around 30. North winds 15 to 20 mph. Gusts up to 35 mph in the evening. Chance of precipitation near 100 percent.

Thanksgiving Day Cloudy. A slight chance of snow showers in the morning…then a slight chance of flurries in the afternoon. Cold with highs around 40. Northwest winds 5 to 10 mph. Chance of snow 20 percent.

Thursday Night Mostly cloudy. A slight chance of flurries in the evening. Lows in the mid 20s. Northwest winds 5 to 10 mph.

Friday Mostly sunny and breezy. Cold with highs in the upper 30s.

Friday Night Partly cloudy. Lows in the mid 20s.

Forecast Discussion

from the National Weather Service in Upton (4:52 a.m.)

A deepening coastal low tracks from near the southeastern U.S.
coast this morning to near Nova Scotia by Thursday morning. The low is now expected to track well west of the 40n/70w benchmark this
evening. This shift in the track westward will mean less little to no snow accumulation across most of Long Island.

Areas along the I-95 corridor through coastal SW Connecticut, including all of Union County and northern Queens/Manhattan/the Bronx in NYC…And interior SE Connecticut should see a mixture of rain/snow/sleet change to all snow by late this afternoon/early this evening with 1 to 5 inches of accumulation.

Across the remainder of the area including the rest ofNYC: Expect mainly rain this morning, mixing with sleet and snow this afternoon and possibly changing to all snow before ending.

Expect generally less than 2 inches of snow in this area, with most of Long Island receiving little if any accumulating snow.

Precipitation should taper off from SW to NE tonight as the low pulls off to the NE.

The closeness of the low will also result in stronger winds than originally forecast across most of the region.

With a 45-60 kt low level jet forecast cross eastern Long Island and coastal SE Connecticut, a wind advisory is issued for southern New London
and eastern Suffolk counties from this afternoon into tonight, with gusts up to 50 mph expected. Across the remainder of coastal areas gusts of 30-40 mph are forecast this afternoon/evening.

Wind Advisory

National Weather Service, New York (3:52 a.m.)

…Strong gusty winds from mid afternoon into the overnight hours tonight across eastern Suffolk and southern New London counties…

A wind advisory in effect from 3 p.m. this afternoon to 1 a.m. Thursday.

The National Weather Service in New York has issued a wind advisory for eastern Suffolk and southern New London counties from 3 p.m. today to 1 a.m. Thursday.

Expect north winds of 20 to 30 mph with gusts up to 50 mph from mid-afternoon into the early overnight hours tonight.

Strong gusty winds could bring down large limbs, branches and isolated trees and power lines.

 

(Photo:Satellite image from the National Oceanic and Atmospheric Administration, U.S. Dept. of Commerce, Nov. 26, 2014 )

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