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Summary: A potent Alberta Clipper low moved from southwestern Canada on January 24th to the Plains states and Ohio Valley on the 25th. The low then redeveloped off the Mid Atlantic coast on the 26th and rapidly intensified into a strong nor'easter, bringing heavy snow and strong winds to parts of the region. The heaviest snow and strongest winds occurred across eastern Long Island and southeastern Connecticut where up to 2 feet of snow fell, with blizzard conditions observed. Click the links below to view different aspects of this winter storm.

Radar, Satellite, and Surface Data Snow Accumulation
Blizzard Observation  Wind Reports NWS Products

 

Radar, Satellite, and Surface Data

Regional Radar Mosaic Animation

 

KOKX Radar Imagery of heavy snow bands rotating around rapidly deepening low southeast of Long Island. The largest and heaviest snow band developed across eastern Long Island and southeastern Connecticut around 1:00 am and continued through 7:00 am on January 27. Click on image for larger view. 

January 26 11:00 pm January 27 12:00 am January 27 1:00 am
January 27 2:00 am January 27 3:00 am January 27 4:00 am
January 27 5:00 am January 27 6:00 am January 27 7:00 am

 

Radar and Weather Prediction Center (WPC) Surface Analysis  IR Satellite and Weather Prediction Center (WPC) Surface Analysis

 

 

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Snowfall Accumulation

 

Observed Snowfall Totals Map

 

Snowfall Reports Listing

 

New York


LOCATION          STORM TOTAL     TIME/DATE   COMMENTS
                     SNOWFALL           OF
                     /INCHES/   MEASUREMENT
...BRONX COUNTY...
   BRONX                 11.8   100 PM  1/27  BRONX ZOO
   PARKCHESTER           10.1   200 PM  1/27  TRAINED SPOTTER

...KINGS COUNTY...
   MARINE PARK            9.0  1100 AM  1/27  PUBLIC
   BROOKLYN               7.2  1215 PM  1/27  PUBLIC

...NASSAU COUNTY...
   OLD BETHPAGE          17.6  1038 AM  1/27  TRAINED SPOTTER
   NEW HYDE PARK         17.0   239 PM  1/27  TRAINED SPOTTER
   SEAFORD               16.6  1252 PM  1/27  TRAINED SPOTTER
   JERICHO               16.5  1200 PM  1/27  TRAINED SPOTTER
   BETHPAGE              16.0   250 PM  1/27  PUBLIC
   MERRICK               15.0  1100 AM  1/27  PUBLIC
   ALBERTSON             15.0  1100 AM  1/27  PUBLIC
   MALVERNE              14.1   100 PM  1/27  TRAINED SPOTTER
   EAST NORWICH          13.0   430 PM  1/27  TRAINED SPOTTER
   BELLEROSE             13.0  1100 AM  1/27  PUBLIC
   BAYVILLE              12.7   400 PM  1/27  TRAINED SPOTTER
   ROSLYN                11.0   200 PM  1/27  TRAINED SPOTTER
   GLEN COVE              9.5  1107 AM  1/27  TRAINED SPOTTER
   WOODMERE               9.0  1205 PM  1/27  TRAINED SPOTTER

...NEW YORK COUNTY...
   CENTRAL PARK           9.8   100 PM  1/27  CENTRAL PARK ZOO

...ORANGE COUNTY...
   HARRIMAN               4.2   600 PM  1/27  TRAINED SPOTTER
   GREENVILLE             4.0  1200 PM  1/27  TRAINED SPOTTER
   KIRYAS JOEL            4.0  1109 AM  1/27  TRAINED SPOTTER
   HIGHLAND MILLS         3.5  1100 AM  1/27  PUBLIC

...QUEENS COUNTY...
   BAYSIDE               12.0  1224 PM  1/27  TRAINED SPOTTER
   WOODSIDE              12.0  1045 AM  1/27  TRAINED SPOTTER
   NYC/LA GUARDIA        11.4   100 PM  1/27  FAA CONTRACT OBSERVER
   NYC/JFK AIRPORT       10.7   100 PM  1/27  FAA CONTRACT OBSERVER
   REGO PARK             10.5   122 PM  1/27  TRAINED SPOTTER
   FOREST HILLS          10.5  1130 AM  1/27  TRAINED SPOTTER
   1 SW MURRAY HILL       8.1  1225 PM  1/27  TRAINED SPOTTER
   FLUSHING               5.1  1225 PM  1/27  TRAINED SPOTTER

...RICHMOND COUNTY...
   STATEN ISLAND          9.0   422 PM  1/27  PUBLIC
   GRANT CITY             8.0  1200 PM  1/27  PUBLIC

...ROCKLAND COUNTY...
   STONY POINT            2.5  1230 PM  1/27  TRAINED SPOTTER

...SUFFOLK COUNTY...
   ORIENT                30.0   807 PM  1/27  TRAINED SPOTTER
   SOUTHAMPTON           29.0   615 PM  1/27  PUBLIC
   MATTITUCK             26.9   404 PM  1/27  TRAINED SPOTTER
   MEDFORD               25.6   100 PM  1/27  PUBLIC
   ISLIP AIRPORT         24.8   100 PM  1/27  FAA CONTRACT OBSERVER
   NORTH PATCHOGUE       24.1  1235 PM  1/27  PUBLIC
   WEST BABYLON          24.0   600 PM  1/27  PUBLIC
   OAKDALE               23.5   120 PM  1/27  PUBLIC
   MILLER PLACE          22.0   130 PM  1/27  PUBLIC
   FLANDERS              22.0   204 PM  1/27  TRAINED SPOTTER
   PORT JEFFERSON STATI  22.0   600 PM  1/27  PUBLIC
   LINDENHURST           21.6   530 PM  1/27  TRAINED SPOTTER
   FARMINGVILLE          21.5   330 PM  1/27  TRAINED SPOTTER
   HOLBROOK              21.5   100 PM  1/27  PUBLIC
   EAST NORTHPORT        21.0   715 PM  1/27  PUBLIC
   SHOREHAM              21.0   413 PM  1/27  PUBLIC
   COMMACK               20.0  1030 AM  1/27  PUBLIC
   DEER PARK             20.0  1230 PM  1/27  PUBLIC
   SMITHTOWN             20.0  1240 PM  1/27  PUBLIC
   UPTON                 17.1   100 PM  1/27  NWS OFFICE
   BAY SHORE             16.5  1110 AM  1/27  TRAINED SPOTTER
   TERRYVILLE            16.5  1202 PM  1/27  PUBLIC
   ST. JAMES             16.0  1100 AM  1/27  PUBLIC
   YAPHANK               15.7   220 PM  1/27  PUBLIC
   LAKE RONKONKOMA       14.0  1120 AM  1/27  TRAINED SPOTTER
   OLD FIELD              9.2   212 PM  1/27  TRAINED SPOTTER

...WESTCHESTER COUNTY...
   WHITE PLAINS          10.3   400 PM  1/27  PUBLIC
   MOUNT VERNON          10.1   500 PM  1/27  PUBLIC
   YONKERS               10.0  1100 AM  1/27  PUBLIC
   SCARSDALE             10.0   100 PM  1/27  PUBLIC
   HARTSDALE              9.9   400 PM  1/27  PUBLIC
   EASTCHESTER            9.8  1100 AM  1/27  PUBLIC
   DOBBS FERRY            9.8  1115 AM  1/27  PUBLIC
   SOMERS                 6.0  1200 PM  1/27  TRAINED SPOTTER
   HASTINGS-ON-HUDSON     5.5  1101 AM  1/27  PUBLIC
   KATONAH                4.5  1050 AM  1/27  PUBLIC

Connecticut New Jersey


LOCATION          STORM TOTAL     TIME/DATE   COMMENTS
                     SNOWFALL           OF
                     /INCHES/   MEASUREMENT
...FAIRFIELD COUNTY...
   WESTON                14.0  1200 PM  1/27  PUBLIC
   NEW CANAAN            12.3   100 PM  1/27  CT DOT
   DARIEN                 9.5   100 PM  1/27  CT DOT
   NORWALK                8.0  1100 AM  1/27  PUBLIC
   DANBURY                7.0   500 PM  1/27  TRAINED SPOTTER
   FAIRFIELD              6.7  1200 PM  1/27  TRAINED SPOTTER
   SHELTON                6.3   535 PM  1/27  PUBLIC
   BRIDGEPORT             6.0   100 PM  1/27  NWS COOP

...MIDDLESEX COUNTY...
   HADDAM                22.0   435 PM  1/27  TRAINED SPOTTER
   ESSEX                 20.5   630 PM  1/27  PUBLIC
   OLD SAYBROOK          19.5   100 PM  1/27  CT DOT
   FLORAL PARK           13.5   130 PM  1/27  TRAINED SPOTTER

...NEW HAVEN COUNTY...
   GUILFORD              17.0  1030 AM  1/27  TRAINED SPOTTER
   MERIDEN               12.5   100 PM  1/27  CT DOT
   WEST HAVEN            11.0  1112 AM  1/27  PUBLIC
   BEACON FALLS           9.0   100 PM  1/27  CT DOT
   NEW HAVEN              8.5   100 PM  1/27  CT DOT
   SOUTHBURY              6.5   100 PM  1/27  CT DOT
   BETHANY                6.0  1100 AM  1/27  TRAINED SPOTTER
   WATERBURY              5.5   100 PM  1/27  CT DOT

...NEW LONDON COUNTY...
   LISBON                26.0   700 PM  1/27  TRAINED SPOTTER
   COLCHESTER            25.0   500 PM  1/27  CT DOT
   NORWICH               24.0   500 PM  1/27  CT DOT
   GROTON                24.0   500 PM  1/27  CT DOT
   GALES FERRY           20.0   606 PM  1/27  TRAINED SPOTTER
   NEW LONDON            20.0   230 PM  1/27  TRAINED SPOTTER
   LEDYARD CENTER        19.0  1239 PM  1/27  TRAINED SPOTTER
   STONINGTON            16.0  1100 AM  1/27  TRAINED SPOTTER


LOCATION          STORM TOTAL     TIME/DATE   COMMENTS
                     SNOWFALL           OF
                     /INCHES/   MEASUREMENT
...BERGEN COUNTY...
   ALLENDALE              4.1  1231 PM  1/27  PUBLIC
   BERGENFIELD            4.0  1115 AM  1/27  TRAINED SPOTTER
   WESTWOOD               4.0  1230 PM  1/27  TRAINED SPOTTER
   MONTVALE               3.5   100 PM  1/27  TRAINED SPOTTER

...ESSEX COUNTY...
   NEWARK AIRPORT         6.5   100 PM  1/27  FAA CONTRACT OBSERVER
   CEDAR GROVE            4.1  1045 AM  1/27  PUBLIC

...HUDSON COUNTY...
   KEARNY                 9.1  1130 AM  1/27  PUBLIC
   NORTH BERGEN           8.3  1200 PM  1/27  TRAINED SPOTTER
   BAYONNE                7.5   100 PM  1/27  TRAINED SPOTTER
   HARRISON               7.5   100 PM  1/27  TRAINED SPOTTER

...PASSAIC COUNTY...
   HASKELL                2.0  1200 PM  1/27  TRAINED SPOTTER

...UNION COUNTY...
   ELIZABETH              6.4  1100 AM  1/27  PUBLIC
   ROSELLE                5.7  1200 PM  1/27  TRAINED SPOTTER

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Blizzard Observations

Criteria for blizzard conditions in a snowstorm include heavy falling or blowing snow, Frequent wind gusts or sustained winds 35 mph or greater, and visibilities 1/4 of a mile or less for three consecutive hours or more.

Groton, CT (Groton - New London Airport)

Time Weather Visibility (Miles) Wind Gust (MPH)
Jan 27 4:00 am Heavy Snow 1/4 40
Jan 27 5:00 am Heavy Snow 1/4 41
Jan 27 6:00 am Heavy Snow 1/4 41
Jan 27 7:00 am Heavy Snow 1/4 39
Jan 27 8:00 am Heavy Snow 1/4 38
Jan 27 9:00 am Heavy Snow 1/4 35
Conditions began improving by 9:30 am as visibility improved and winds began to fall below criteria.

Islip, NY (MacArthur Airport)

Time Weather Visibility (Miles) Wind Gust (MPH)
Jan 26 11:00 pm Heavy Snow 1/4 39
Jan 27 12:00 am Heavy Snow 1/4 37
Jan 27 1:00 am Heavy Snow 1/4 36
Jan 27 2:00 am Heavy Snow 1/4 37
Jan 27 3:00 am Heavy Snow 1/8 50
Winds began to weaken below blizzard criteria after 4:00 am, but heavy snow and low visibility continued until about 9 am.

Shirley, NY (Brookhaven Airport)

Time Weather Visibility (Miles) Wind Gust (MPH)
Jan 27 2:00 am Heavy Snow 1/4 37
Jan 27 3:00 am Heavy Snow 1/4 35
Jan 27 4:00 am Heavy Snow 1/4 35
Visibility improved to 1/2 of a mile at 5 am with heavy snow and winds gusting to 39 mph. Conditions continued to slowly improve through the morning.

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Wind Reports

 

***********************PEAK WIND GUST***********************

LOCATION             MAX WIND     TIME/DATE   COMMENTS
                        GUST            OF
                         MPH    MEASUREMENT

CONNECTICUT

...ANZ330...
   1 ESE NEPTUNE PARK      59   345 AM  1/27  LEDGE LIGHT STATION

...FAIRFIELD COUNTY...
   BRIDGEPORT AIRPORT      43  1159 PM  1/26  ASOS

...NEW HAVEN COUNTY...
   MERIDEN                 38   356 AM  1/27  ASOS

...NEW LONDON COUNTY...
   GROTON AIRPORT          45   358 AM  1/27  ASOS

NEW YORK

...ORANGE COUNTY...
   MONTGOMERY AIRPORT      35  1211 AM  1/27  ASOS

...QUEENS COUNTY...
   NYC/JFK AIRPORT         39   820 PM  1/26  ASOS
   NYC/LA GUARDIA          38   641 AM  1/27  ASOS

...SUFFOLK COUNTY...
   WESTHAMPTON AIRPORT     60   417 AM  1/27  ASOS
   NAPEAGUE                57  1141 PM  1/26  MESONET
   4 ENE PLUM ISLAND       56   344 AM  1/27  MESONET
   EATONS NECK             52   735 PM  1/26  MESONET
   ISLIP AIRPORT           50   255 AM  1/27  ASOS
   MONTAUK                 49   222 AM  1/27  ASOS
   EAST FARMINGDALE        42   343 AM  1/27  ASOS
   SHIRLEY AIRPORT         39   405 AM  1/27  ASOS

...WESTCHESTER COUNTY...
   WHITE PLAINS AIRPORT    39   652 AM  1/27  ASOS


$$


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Additional NWS Products

National Weather Service WFO New York, NY Watches, Warnings, and Advisories

The following links show each Blizzard Watch, Blizzard Warning, Winter Storm Watch, Winter Storm Warning, and Special Weather Statements issued during this winter storm. The first Blizzard Watch was issued at 3:56 am Sunday, January 25, 2015. The Blizzard Warning was issued at 3:19 pm Sunday, January 25, 2015. 

  1. Blizzard:
  2. Winter Storm:
  3. Special Weather Statements

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