Alert archive / New York / Flash Flood Warnings in 2016

Flash Flood Warning 2, NWS New York, NY

July 25, 20167 counties in New York; 5 counties in New Jersey

NWS New York, NY issued this flash flood warning at Jul 25, 2016, 4:58 PM EDT for 7 counties in New York; 5 counties in New Jersey. It was in force for 3 hr. 10 reports 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: Jul 25, 2016, 4:58 PM EDT (20:58 UTC)
Expired: Jul 25, 2016, 8:00 PM EDT
In force: 3 hr
Issued by: NWS New York, NY
Area: Storm-based polygon
Flood severity: None

Counties Bergen County, NJ, Essex County, NJ, Hudson County, NJ, Passaic County, NJ, Union County, NJ, Bronx County, NY, Kings County, NY, Nassau County, NY, New York County, NY, Queens County, NY, Richmond County, NY, Westchester County, NY

The radar

The Philadelphia radar (KDIX), 94 km from the middle of the area, began a volume at 21:00 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

Time	Report	Where	Remark
Jul 25, 5:12 PM EDT	FLASH FLOOD	South Ozone Park, NY	FLOODING AT 133RD AVENUE AND 114TH PLACE
Jul 25, 5:12 PM EDT	FLASH FLOOD	South Ozone Park, NY	FLOODING WITH ROAD CLOSURE AT 133RD AVENUE AND 114TH PLACE
Jul 25, 5:45 PM EDT	FLASH FLOOD	Valley Stream, NY	ROAD CLOSED DUE TO FLOODING AT SATTERIE AND EAST HAWTHORNE
Jul 25, 5:49 PM EDT	FLASH FLOOD	Scotch Plains, NJ	22ND AVENUE AND PARK AVENUE UNDER WATER AND IMPASSABLE
Jul 25, 6:15 PM EDT	FLASH FLOOD	Jersey City, NJ	ALL LANES CLOSED ON US 1 AND 9/TONNELLE AVENUE BETWEEN SEACAUCUS ROAD AND MAHATTAN AVENUE
Jul 25, 6:37 PM EDT	FLASH FLOOD	Cranford, NJ	ELISE STREET - JOHNSON AVENUE - SOUTH AVE INTERSECTION CLOSED DUE TO FLOODING
Jul 25, 6:37 PM EDT	FLASH FLOOD	Cranford, NJ	FLOODING ON BENJAMIN ST. SOUTH AVE CLOSED.LOODING ON ELIFE ST.
Jul 25, 6:45 PM EDT	FLASH FLOOD	Howard Beach, NY	CAR STUCK IN WATER AT 1622 CROSSBAY BLVD
Jul 25, 6:50 PM EDT	FLASH FLOOD	Oceanside, NY	ROAD IMPASSABLE DUE TO FLOODING ON FOXHURST ROAD
Jul 25, 7:20 PM EDT	FLASH FLOOD	Marine Park, NY	WESTBOUND BELT PARKWAY AT NAVE STREET ALL THREE LANES UNDER WATER AS REPORTED BY POLICE

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, 9.0 hours before the alert went out and 97 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: 136 J/kg
Mixed-layer CIN: -103 J/kg
Mixed-layer LCL: 1205 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 60 m²/s²
0-3 km storm-relative helicity: 34 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

552 
WGUS51 KOKX 252103
FFWOKX
NJC003-013-017-031-039-NYC005-047-059-061-081-085-119-260000-
/O.NEW.KOKX.FF.W.0002.160725T2058Z-160726T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
459 PM EDT MON JUL 25 2016

THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  UNION COUNTY IN NORTHEASTERN NEW JERSEY...
  EASTERN PASSAIC COUNTY IN NORTHEASTERN NEW JERSEY...
  ESSEX COUNTY IN NORTHEASTERN NEW JERSEY...
  BERGEN COUNTY IN NORTHEASTERN NEW JERSEY...
  HUDSON COUNTY IN NORTHEASTERN NEW JERSEY...
  NASSAU COUNTY IN SOUTHEASTERN NEW YORK...
  KINGS COUNTY IN SOUTHEASTERN NEW YORK...
  QUEENS COUNTY IN SOUTHEASTERN NEW YORK...
  RICHMOND COUNTY IN SOUTHEASTERN NEW YORK...
  SOUTHERN WESTCHESTER COUNTY IN SOUTHEASTERN NEW YORK...
  NEW YORK COUNTY IN SOUTHEASTERN NEW YORK...
  BRONX COUNTY IN SOUTHEASTERN NEW YORK...

* UNTIL 800 PM EDT

* AT 459 PM EDT...DOPPLER RADAR INDICATED A LARGE AREA OF SHOWERS
  AND THUNDERSTORMS PRODUCING HEAVY RAIN APPROACHING THE WARNED
  AREA. FLASH FLOODING IS EXPECTED TO BEGIN WITHIN THE NEXT HOUR
  ACROSS PORTIONS OF THE AREA. RAINFALL RATES OF 1 TO 2 INCHES AN
  HOUR ARE POSSIBLE WITH LOCALIZED HIGHER AMOUNTS.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  NEW YORK...OYSTER BAY...NEWARK...JERSEY CITY...YONKERS...
  PATERSON...ELIZABETH...NEW ROCHELLE...PASSAIC...BAYONNE...WAYNE...
  HOBOKEN...PLAINFIELD...BLOOMFIELD...HACKENSACK...FREEPORT...
  LINDEN...VALLEY STREAM...LONG BEACH AND GLEN COVE.

LAT...LON 4050 7427 4060 7422 4060 7446 4090 7434
      4090 7427 4100 7430 4100 7360 4087 7373
      4090 7349 4095 7347 4060 7343 4054 7394
      4060 7404 4050 7423

$$

DW

2 follow-up statements

440 
WGUS71 KOKX 252220
FFSOKX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
612 PM EDT MON JUL 25 2016

NJC003-013-017-031-039-NYC005-047-059-061-081-085-119-260000-
/O.CON.KOKX.FF.W.0002.000000T0000Z-160726T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
UNION NJ-PASSAIC NJ-ESSEX NJ-BERGEN NJ-HUDSON NJ-NASSAU NY-KINGS NY-
QUEENS NY-RICHMOND NY-WESTCHESTER NY-NEW YORK NY-BRONX NY-
612 PM EDT MON JUL 25 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 800 PM EDT FOR
UNION...EASTERN PASSAIC...ESSEX...BERGEN...HUDSON...NASSAU...KINGS...
QUEENS...RICHMOND...SOUTHERN WESTCHESTER...NEW YORK AND BRONX
COUNTIES...

AT 612 PM EDT...DOPPLER RADAR INDICATED A LARGE AREA OF SHOWERS AND
THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. RADAR
ESTIMATES 1 TO 2 INCHES OF RAIN HAS FALLEN ACROSS THE NEW YORK
METROPOLITAN AREA WITH LOCALIZED AMOUNTS EXCEEDING 3 INCHES. THE
AXIS OF HEAVIEST RAIN HAS BEEN TO THE SOUTH OF TETERBORO NEW JERSEY
AND LAGUARDIA AIRPORT IN QUEENS. FLASH FLOODING IS OCCURRING ACROSS
PARTS OF THE AREA..

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
NEW YORK...OYSTER BAY...NEWARK...JERSEY CITY...YONKERS...PATERSON...
ELIZABETH...NEW ROCHELLE...PASSAIC...BAYONNE...WAYNE...HOBOKEN...
PLAINFIELD...BLOOMFIELD...HACKENSACK...FREEPORT...LINDEN...
VALLEY STREAM...LONG BEACH AND GLEN COVE.

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE
WARNED AREA WITH LOCALIZED HIGHER AMOUNTS

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.

&&

LAT...LON 4050 7427 4060 7422 4060 7446 4090 7434
      4090 7427 4100 7430 4100 7360 4087 7373
      4090 7349 4095 7347 4060 7343 4054 7394
      4060 7404 4050 7423

$$

DW

676 
WGUS71 KOKX 252322
FFSOKX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
721 PM EDT MON JUL 25 2016

NJC003-013-017-031-039-NYC005-047-059-061-081-085-119-252331-
/O.CAN.KOKX.FF.W.0002.000000T0000Z-160726T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
UNION NJ-PASSAIC NJ-ESSEX NJ-BERGEN NJ-HUDSON NJ-NASSAU NY-KINGS NY-
QUEENS NY-RICHMOND NY-WESTCHESTER NY-NEW YORK NY-BRONX NY-
721 PM EDT MON JUL 25 2016

...THE FLASH FLOOD WARNING FOR UNION...EASTERN PASSAIC...ESSEX...
BERGEN...HUDSON...NASSAU...KINGS...QUEENS...RICHMOND...SOUTHERN
WESTCHESTER...NEW YORK AND BRONX COUNTIES IS CANCELLED...

THE HEAVY RAIN HAS ENDED. FLOODING IS NO LONGER EXPECTED TO POSE A
THREAT. PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.

LAT...LON 4050 7427 4060 7422 4060 7446 4090 7434
      4090 7427 4100 7430 4100 7360 4087 7373
      4090 7349 4095 7347 4060 7343 4054 7394
      4060 7404 4050 7423

$$

DW

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 25, 1:18 PM EDT	Special Weather Statement	OKX	Orange	57 min
Jul 25, 2:06 PM EDT	Special Weather Statement	OKX	Orange, Putnam, Westchester	54 min
Jul 25, 2:56 PM EDT	Special Weather Statement	OKX	Westchester	64 min
Jul 25, 3:09 PM EDT	Severe Thunderstorm Warning	OKX	Westchester	66 min
Jul 25, 3:16 PM EDT	Heat Advisory	OKX	Bronx, Kings, New York, Queens, Richmond	27 hr
Jul 25, 3:18 PM EDT	Special Marine Warning	OKX		57 min
Jul 25, 3:45 PM EDT	Special Weather Statement	OKX	Bronx, Nassau, New York, Queens	60 min
Jul 25, 4:08 PM EDT	Special Weather Statement	OKX	New York	22 min
Jul 25, 4:27 PM EDT	Severe Thunderstorm Warning	OKX	Bronx, Kings, Nassau, Queens	33 min
Jul 25, 4:33 PM EDT	Special Marine Warning	OKX		57 min
Jul 25, 4:43 PM EDT	Special Marine Warning	OKX		32 min
Jul 25, 4:43 PM EDT	Severe Thunderstorm Warning	OKX	Richmond	32 min
Jul 25, 4:58 PM EDT	Severe Thunderstorm Warning	OKX	Kings, New York, Richmond	32 min
Jul 25, 5:09 PM EDT	Special Weather Statement	OKX	Nassau	36 min
Jul 25, 5:12 PM EDT	Severe Thunderstorm Warning	OKX	Bronx, Kings, New York, Queens, Richmond	33 min
Jul 25, 5:27 PM EDT	Special Marine Warning	OKX		63 min
Jul 25, 5:29 PM EDT	Special Marine Warning	OKX		61 min
Jul 25, 5:40 PM EDT	Special Marine Warning	OKX		65 min
Jul 25, 5:41 PM EDT	Special Weather Statement	OKX	Orange, Putnam, Rockland	49 min
Jul 25, 5:45 PM EDT	Special Weather Statement	OKX	Kings, Queens, Richmond	30 min
Jul 25, 5:49 PM EDT	Severe Thunderstorm Warning	OKX	Orange, Rockland	30 min
Jul 25, 6:25 PM EDT	Special Marine Warning	OKX		65 min
Jul 25, 6:27 PM EDT	Special Weather Statement	OKX	Bronx, Rockland, Westchester	48 min
Jul 25, 6:32 PM EDT	Severe Thunderstorm Warning	OKX	Rockland, Westchester	43 min
Jul 25, 6:46 PM EDT	Areal Flood Advisory	OKX	Rockland, Westchester	119 min
Jul 25, 6:58 PM EDT	Special Marine Warning	OKX		47 min
Jul 25, 3:13 PM EDT	Special Weather Statement	OKX	Bergen, Passaic	47 min
Jul 25, 3:23 PM EDT	Severe Thunderstorm Warning	OKX	Bergen, Passaic	52 min
Jul 25, 5:19 PM EDT	Severe Thunderstorm Warning	OKX	Essex, Union	26 min

Nearby

Flash Flood Warnings in New York, 2016 Flash Flood Warnings in New Jersey, 2016 Every flash flood warning in 2016

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.