Public Information Statement
Issued by NWS Upton, NY

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NOUS41 KOKX 061455
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CTZ005>012-NJZ002-004-006-103>108-NYZ067>075-078>081-176>179-071000-

Public Information Statement
National Weather Service New York NY
955 AM EST Sat Jan 6 2018

...Summary of Blizzard Conditions for the January 4, 2018 Winter
Storm...

The information in this statement is preliminary and subject to
further review by the National Weather Service.

A blizzard occurred on Thursday, January 4, 2018 over Long Island as
well as portions of New York City, the Lower Hudson Valley and
southern Connecticut.

The official definition of a blizzard is:
-Sustained winds or frequent gusts greater than or equal to 35 mph
-Considerable falling and/or blowing snow
-Visibility frequently reduced to less than 1/4 mile (see note below)
-Occurs for three hours or more

Note - for this analysis, automated surface observing system
visibility reports equal to 1/4 mile were included due to the nature
of the sensor.

At Kennedy International Airport, Blizzard criteria were reported
from 810 AM to 143 PM EST.

At La Guardia Airport, Blizzard criteria were reported from 751 AM
to 151 PM EST.

At Long Island MacArthur Airport (Islip, NY), blizzard criteria
were reported from 756 AM to 140 PM and 326 PM to 456 PM EST.

At Republic Airport (Farmingdale, NY), blizzard criteria were
reported from 806 AM to 331 PM EST. The present weather sensor
failed, but snow was verified by radar.

At Brookhaven Airport (Shirley, NY), blizzard criteria were reported
from 856 AM to 1156 AM EST. The present weather sensor failed, but
snow was verified by radar.

At Francis S Gabreski Airport (Westhampton Beach, NY), blizzard
criteria were reported from 848 AM to 353 PM EST. The present
weather sensor failed, but snow was verified by radar.

At Westchester County Airport (White Plains, NY), blizzard criteria
were reported from 856 AM to 256 PM EST.

At Igor I Sikorsky Memorial Airport (Bridgeport, CT), blizzard
criteria were reported from 852 AM to 1232 PM EST. The present
weather sensor failed, but snow was verified by radar.

At Danbury Municipal Airport (Danbury, CT), blizzard criteria were
reported from 1053 AM to 353 PM EST. The present weather sensor
failed, but snow was verified by radar.

At Groton-New London Airport (Groton, CT), blizzard criteria were
reported from 826 AM to 256 PM EST. The present weather sensor
failed, but snow was verified by radar.

Elsewhere across the Tri-State, near-blizzard conditions occurred at
Central Park, NY, Newark Liberty International Airport (Newark, NJ),
Teterboro Airport (Teterboro, NJ), Tweed New Haven Airport (New
Haven, CT), and Meriden Markham Municipal Airport (Meriden, CT).
These locations failed to meet the length of time criteria for winds
and/or visibilities.

$$



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