Alert archive / New York / Special Weather Statements in 2015

Special Weather Statement, NWS New York, NY

May 28, 2015Nassau County, New York

NWS New York, NY issued this special weather statement at May 28, 2015, 6:55 PM EDT for Nassau County, New York. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 28, 2015, 6:55 PM EDT (22:55 UTC)
Expired: May 28, 2015, 7:30 PM EDT
In force: 35 min
Issued by: NWS New York, NY

County Nassau County, NY

The radar

The Brookhaven radar (KOKX), 30 km from the middle of the area, began a volume at 22:54 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 10.9 hours before the alert went out and 30 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 178 J/kg
Mixed-layer CIN: -125 J/kg
Mixed-layer LCL: 575 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 88 m²/s²
0-3 km storm-relative helicity: 143 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS New York, NY wrote its last area forecast discussion before this special weather statement went out at May 28, 6:16 PM EDT, 39 minutes earlier.

Area forecast discussion, May 28, 6:16 PM EDT, 39 minutes before

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Hazardous weather outlook, May 28, 6:05 PM EDT, 50 minutes before

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In the hours before

Special weather statement, May 28, 4:50 PM EDT, 2 hours 5 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
450 PM EDT THU MAY 28 2015

NJZ104-NYZ071-073-282115-
EASTERN BERGEN-EASTERN BERGEN-BRONX-SOUTHERN WESTCHESTER-SOUTHERN
WESTCHESTER-BRONX-
450 PM EDT THU MAY 28 2015

...A STRONG THUNDERSTORM WILL AFFECT EAST CENTRAL BERGEN...BRONX...
NEW YORK AND SOUTHERN WESTCHESTER COUNTIES...

AT 449 PM EDT...A STRONG THUNDERSTORM WAS OVER ENGLEWOOD...OR OVER
BERGENFIELD...MOVING EAST AT 15 MPH.

WINDS IN EXCESS OF 45 MPH AND DIME SIZE HAIL ARE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
NEW YORK...YONKERS...NEW ROCHELLE...HACKENSACK...BERGENFIELD...
PARAMUS...ENGLEWOOD...ORADELL...BRONXVILLE...RIVERDALE...CO-OP
CITY...CARDINAL SPELLMAN HS...CITY ISLAND...MOUNT VERNON...TEANECK...
EASTCHESTER...LODI...DUMONT...NEW MILFORD AND TENAFLY.

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

LAT...LON 4087 7391 4088 7391 4088 7393 4087 7394
      4087 7407 4094 7407 4095 7406 4098 7378
      4090 7377 4088 7377 4088 7379 4087 7378
      4087 7380 4088 7380 4088 7382 4087 7382
TIME...MOT...LOC 2049Z 267DEG 14KT 4090 7398

JM

Special weather statement, May 28, 5:16 PM EDT, 1 hour 39 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
516 PM EDT THU MAY 28 2015

CTZ005-009-010-282145-
SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-NORTHERN FAIRFIELD-
516 PM EDT THU MAY 28 2015

...A STRONG THUNDERSTORM WILL AFFECT SOUTHERN FAIRFIELD AND SOUTH
CENTRAL NEW HAVEN COUNTIES...

AT 516 PM EDT...A STRONG THUNDERSTORM WAS OVER TRUMBULL...OR NEAR
BRIDGEPORT...MOVING SOUTHEAST AT 25 MPH.

WIND GUSTS UP TO 50 MPH AND NICKEL SIZE HAIL ARE POSSIBLE WITH THIS
STORM.

THIS STORM WILL BE NEAR...
  TRUMBULL AROUND 520 PM EDT.
  BRIDGEPORT AND STRATFORD AROUND 525 PM EDT.
  FAIRFIELD AND MILFORD CITY (BALANCE) AROUND 530 PM EDT.
  MILFORD AROUND 535 PM EDT.

OTHER LOCATIONS IMPACTED BY THIS STORM INCLUDE EASTON AND WOODMONT.

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

LAT...LON 4122 7299 4120 7301 4121 7305 4117 7311
      4115 7310 4115 7314 4116 7314 4116 7317
      4117 7316 4117 7318 4115 7322 4114 7322
      4114 7323 4112 7326 4113 7328 4124 7334
      4133 7321
TIME...MOT...LOC 2116Z 313DEG 21KT 4125 7325

MPS

Special weather statement, May 28, 5:20 PM EDT, 1 hour 35 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
520 PM EDT THU MAY 28 2015

CTZ005-009-NYZ070-282145-
SOUTHERN FAIRFIELD-NORTHERN FAIRFIELD-NORTHERN WESTCHESTER-
520 PM EDT THU MAY 28 2015

...A STRONG THUNDERSTORM WILL AFFECT SOUTH CENTRAL FAIRFIELD AND
NORTHERN WESTCHESTER COUNTIES...

AT 518 PM EDT...A STRONG THUNDERSTORM WAS OVER RIDGEFIELD...OR 9
MILES NORTH OF NEW CANAAN...MOVING SOUTHEAST AT 10 MPH.

WIND GUSTS UP TO 50 MPH AND NICKEL SIZE HAIL ARE POSSIBLE WITH THIS
STORM.

THIS STORM WILL BE NEAR...
  GEORGETOWN AND SCOTTS CORNERS AROUND 535 PM EDT.
  STAMFORD AROUND 540 PM EDT.
  NORWALK...NEW CANAAN...WESTPORT...DARIEN AND WILTON AROUND 545 PM
EDT.

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

LAT...LON 4126 7334 4118 7331 4106 7353 4129 7358
      4130 7349
TIME...MOT...LOC 2118Z 320DEG 9KT 4127 7354

MPS

Special weather statement, May 28, 5:58 PM EDT, 57 minutes before

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Local storm report, May 28, 6:15 PM EDT, 40 minutes before

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Special weather statement, May 28, 6:55 PM EDT, 0 minutes before

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The office that day

Everything else NWS New York, NY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 28, 6:49 AM EDT	Special Weather Statement	OKX	Suffolk	41 min
May 28, 1:22 PM EDT	Special Weather Statement	OKX	Orange	38 min
May 28, 1:58 PM EDT	Special Weather Statement	OKX	Putnam	47 min
May 28, 2:34 PM EDT	Special Weather Statement	OKX	Putnam	41 min
May 28, 3:32 PM EDT	Areal Flood Advisory	OKX	Putnam	118 min
May 28, 4:03 PM EDT	Special Weather Statement	OKX	Putnam	42 min
May 28, 4:07 PM EDT	Flash Flood Warning	OKX	Putnam	3 hr
May 28, 4:38 PM EDT	Severe Thunderstorm Warning	OKX	Westchester	37 min
May 28, 4:50 PM EDT	Areal Flood Advisory	OKX	Westchester	3 hr
May 28, 4:50 PM EDT	Special Weather Statement	OKX	Bronx	25 min
May 28, 5:20 PM EDT	Severe Thunderstorm Warning	OKX	Westchester	40 min
May 28, 5:46 PM EDT	Areal Flood Advisory	OKX	Westchester	3 hr
May 28, 3:07 PM EDT	Special Weather Statement	OKX		38 min
May 28, 3:13 PM EDT	Special Weather Statement	OKX		32 min
May 28, 3:36 PM EDT	Severe Thunderstorm Warning	OKX	Greater Bridgeport Planning Region, Naugatuck Valley Planning Region	29 min
May 28, 4:21 PM EDT	Special Weather Statement	OKX		39 min
May 28, 4:33 PM EDT	Special Weather Statement	OKX		42 min
May 28, 5:16 PM EDT	Special Weather Statement	OKX		29 min
May 28, 5:20 PM EDT	Special Weather Statement	OKX		25 min
May 28, 5:58 PM EDT	Special Weather Statement	OKX		32 min

Nearby

Special Weather Statements in New York, 2015 Every special weather statement in 2015

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.