Alert archive / New York / Flash Flood Warnings in 2012

Flash Flood Warning 2, NWS New York, NY

June 6, 2012Hudson County, Union County, New Jersey; 4 counties in New York

NWS New York, NY issued this flash flood warning at Jun 6, 2012, 7:51 PM EDT for Hudson County, Union County, New Jersey; 4 counties in New York. It was in force for 54 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 6, 2012, 7:51 PM EDT (23:51 UTC)
Expired
Jun 6, 2012, 8:45 PM EDT
In force
54 min
Issued by
NWS New York, NY
Area
Storm-based polygon
Flood severity
None

Counties Hudson County, NJ, Union County, NJ, Kings County, NY, New York County, NY, Queens County, NY, Richmond County, NY

The radar

The Philadelphia radar (KDIX), 81 km from the middle of the area, began a volume at 23:50 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.

What was reported inside it

TimeReportWhereRemark
Jun 6, 8:00 PM EDTFLASH FLOODBayonne, NJ22ND ST BETWEEN AVE E AND PROSPECT AVE CLOSED DUE TO HIGH WATER

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 11.9 hours before the alert went out and 102 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-pSkew-T log-p diagram, Brookhaven, NY at 12:00Z on 2012-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 23 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 2012-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
23 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
792 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
57 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.

706 
WGUS51 KOKX 062351
FFWOKX
NJC017-039-NYC047-061-081-085-070045-
/O.NEW.KOKX.FF.W.0002.120606T2351Z-120607T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
751 PM EDT WED JUN 6 2012

THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  QUEENS COUNTY IN SOUTHEAST NEW YORK...
  SOUTHEASTERN UNION COUNTY IN NORTHEAST NEW JERSEY...
  NEW YORK (MANHATTAN) COUNTY IN SOUTHEAST NEW YORK...
  RICHMOND (STATEN ISLAND) COUNTY IN SOUTHEAST NEW YORK...
  HUDSON COUNTY IN NORTHEAST NEW JERSEY...
  KINGS (BROOKLYN) COUNTY IN SOUTHEAST NEW YORK...

* UNTIL 845 PM EDT...

* AT 747 PM EDT...FLASH FLOODING IS EXPECTED FROM A THUNDERSTORM
  NEAR BAYONNE...MOVING SLOWLY SOUTHEAST AT 10 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

&&

LAT...LON 4056 7394 4057 7394 4056 7401 4058 7402
      4059 7401 4061 7405 4054 7411 4063 7424
      4069 7418 4068 7413 4070 7411 4074 7412
      4076 7409 4063 7379 4056 7387 4054 7394

$$

PW
1 follow-up statement
314 
WGUS71 KOKX 070015
FFSOKX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
815 PM EDT WED JUN 6 2012

NJC017-039-NYC061-070025-
/O.CAN.KOKX.FF.W.0002.000000T0000Z-120607T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HUDSON NJ-NEW YORK (MANHATTAN) NY-UNION NJ-
815 PM EDT WED JUN 6 2012

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR EAST CENTRAL
UNION...NEW YORK (MANHATTAN) AND HUDSON COUNTIES...

LAT...LON 4065 7411 4066 7408 4061 7405 4070 7401
      4071 7397 4067 7386 4066 7386 4063 7383
      4061 7383 4057 7388 4056 7400 4058 7402
      4059 7401 4061 7405 4055 7410 4055 7411

$$

NYC047-085-070045-
/O.CON.KOKX.FF.W.0002.000000T0000Z-120607T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KINGS (BROOKLYN) NY-RICHMOND (STATEN ISLAND) NY-
815 PM EDT WED JUN 6 2012

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 845 PM EDT FOR
RICHMOND (STATEN ISLAND) AND KINGS (BROOKLYN) COUNTIES...

AT 813 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A THUNDERSTORM PRODUCING FLASH FLOODING.  THIS STORM WAS
LOCATED NEAR VERRAZANO-NARROWS BRIDGE...MOVING SOUTHEAST AT 10 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

&&

LAT...LON 4065 7411 4066 7408 4061 7405 4070 7401
      4071 7397 4067 7386 4066 7386 4063 7383
      4061 7383 4057 7388 4056 7400 4058 7402
      4059 7401 4061 7405 4055 7410 4055 7411

$$

PW

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 4:42 AM EDTCoastal Flood StatementOKXEssex, Hudson, Union23 hr
Jun 6, 7:30 PM EDTSpecial Weather StatementOKXHudson45 min
Jun 6, 7:34 PM EDTAreal Flood AdvisoryOKXEssex, Hudson, Union56 min
Jun 6, 7:43 PM EDTSevere Thunderstorm WarningOKXEssex, Hudson, Union47 min
Jun 6, 4:42 AM EDTCoastal Flood AdvisoryOKXKings, Nassau, Queens, Suffolk20 hr
Jun 6, 4:58 PM EDTSpecial Weather StatementOKXOrange47 min
Jun 6, 5:45 PM EDTSpecial Weather StatementOKXOrange45 min
Jun 6, 7:53 PM EDTSpecial Marine WarningOKX52 min

Nearby

Flash Flood Warnings in New York, 2012Flash Flood Warnings in New Jersey, 2012Every flash flood warning in 2012

Sources

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