Alert archive / New Jersey / Flash Flood Warnings in 2021
Flash Flood Warning 7, NWS New York, NY
NWS New York, NY issued this flash flood warning at Jul 2, 2021, 5:25 PM EDT for Bergen County, Essex County, Hudson County, New Jersey. It was in force for 95 min. 2 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 2, 2021, 5:25 PM EDT (21:25 UTC)
- Expired
- Jul 2, 2021, 7:00 PM EDT
- In force
- 95 min
- Issued by
- NWS New York, NY
- Area
- Storm-based polygon
- Flood severity
- None
Counties Bergen County, NJ, Essex County, NJ, Hudson County, NJ
The radar
The Philadelphia radar (KDIX), 101 km from the middle of the area, began a volume at 21:28 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 2, 6:14 PM EDT | FLASH FLOOD | Kearny, NJ | NUMEROUS ROADS CLOSED DUE TO FLOODING. |
| Jul 2, 6:30 PM EDT | FLASH FLOOD | 1 Ssw North Arlington, NJ | SEVERE LOCAL FLOODING IN THE TOWN OF KEARNY (HUDSON) LOCATED JUST NORTH OF THE STATION WHERE WATER RESCUES WERE PERFORMED ON SCHUYLER AVENUE TO ASSIST MOTORISTS IN THE FLOOD WATERS. |
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, 9.4 hours before the alert went out and 105 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.
- Mixed-layer CAPE
- 51 J/kg
- Mixed-layer CIN
- -35 J/kg
- Mixed-layer LCL
- 836 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 28 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted.
984
WGUS51 KOKX 022125
FFWOKX
NJC003-013-017-022300-
/O.NEW.KOKX.FF.W.0007.210702T2125Z-210702T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service New York NY
525 PM EDT Fri Jul 2 2021
The National Weather Service in Upton has issued a
* Flash Flood Warning for...
Southeastern Bergen County in northeastern New Jersey...
East Central Essex County in northeastern New Jersey...
Hudson County in northeastern New Jersey...
* Until 700 PM EDT.
* At 525 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2 inches of rain
have fallen. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Hackensack, Lyndhurst, Rutherford, Secaucus, Harrison, Ridgefield,
Union City, Kearny, Fort Lee, Englewood, Teterboro, North Bergen,
Teaneck, Belleville, Garfield, Nutley, Lodi, Cliffside Park,
Palisades Park and North Arlington.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
Excessive runoff from heavy rainfall will cause flooding of urban
areas, highways, streets and underpasses as well as other drainage
areas and low lying spots.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
&&
LAT...LON 4074 7421 4083 7415 4082 7412 4086 7412
4086 7411 4088 7412 4091 7409 4089 7393
4070 7408
FLASH FLOOD...RADAR INDICATED
$$
DS3 follow-up statements
646
WGUS71 KOKX 022219
FFSOKX
Flash Flood Statement
National Weather Service New York NY
619 PM EDT Fri Jul 2 2021
NJC003-013-017-022300-
/O.CON.KOKX.FF.W.0007.000000T0000Z-210702T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bergen NJ-Essex NJ-Hudson NJ-
619 PM EDT Fri Jul 2 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING
FOR SOUTHEASTERN BERGEN, EAST CENTRAL ESSEX AND HUDSON COUNTIES...
At 619 PM EDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 1.5 and 2.5 inches of rain have
fallen. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Hackensack, Lyndhurst, Rutherford, Secaucus, Harrison, Ridgefield,
Union City, Kearny, Fort Lee, Englewood, Teterboro, North Bergen,
Teaneck, Belleville, Garfield, Nutley, Lodi, Cliffside Park,
Palisades Park and North Arlington.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
Excessive runoff from heavy rainfall will cause flooding of urban
areas, highways, streets and underpasses as well as other drainage
areas and low lying spots.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
&&
LAT...LON 4074 7421 4083 7415 4082 7412 4086 7412
4086 7411 4088 7412 4091 7409 4089 7393
4070 7408
FLASH FLOOD...RADAR INDICATED
$$
DS461
WGUS71 KOKX 022239
FFSOKX
Flash Flood Statement
National Weather Service New York NY
639 PM EDT Fri Jul 2 2021
NJC003-013-017-022300-
/O.CON.KOKX.FF.W.0007.000000T0000Z-210702T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bergen NJ-Essex NJ-Hudson NJ-
639 PM EDT Fri Jul 2 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING
FOR SOUTHEASTERN BERGEN, EAST CENTRAL ESSEX AND HUDSON COUNTIES...
At 639 PM EDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 2 and 2.5 inches of rain have
fallen. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Lyndhurst, Rutherford, Secaucus, Harrison, Ridgefield, Union City,
Kearny, Fort Lee, Teterboro, North Bergen, West New York,
Belleville, Nutley, Cliffside Park, Palisades Park, North
Arlington, Fairview, Ridgefield Park, Hasbrouck Heights and
Wallington.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
Excessive runoff from heavy rainfall will cause flooding of urban
areas, highways, streets and underpasses as well as other drainage
areas and low lying spots.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
&&
LAT...LON 4074 7421 4083 7415 4082 7413 4082 7412
4086 7411 4087 7411 4085 7396 4070 7408
FLASH FLOOD...RADAR INDICATED
$$
DS464
WGUS71 KOKX 022256
FFSOKX
Flash Flood Statement
National Weather Service New York NY
656 PM EDT Fri Jul 2 2021
NJC003-013-017-022306-
/O.EXP.KOKX.FF.W.0007.000000T0000Z-210702T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bergen NJ-Essex NJ-Hudson NJ-
656 PM EDT Fri Jul 2 2021
...FLASH FLOOD WARNING WILL EXPIRE AT 7 PM EDT THIS EVENING FOR
SOUTHEASTERN BERGEN, EAST CENTRAL ESSEX AND HUDSON COUNTIES...
The heavy rain has ended. Flash flooding is no longer expected to
pose a threat. Please continue to heed remaining road closures.
LAT...LON 4074 7421 4083 7415 4082 7413 4082 7412
4086 7411 4087 7411 4085 7396 4070 7408
$$
DSThe office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 11:43 PM EDT | Areal Flood Advisory | OKX | Bergen | 78 min |
| Jul 2, 4:52 PM EDT | Areal Flood Advisory | OKX | Bergen, Essex, Hudson | 83 min |
| Jul 2, 6:16 PM EDT | Areal Flood Advisory | OKX | Bergen, Passaic | 119 min |
| Jul 2, 6:31 PM EDT | Special Weather Statement | OKX | Bergen, Passaic | 59 min |
| Jul 2, 6:42 PM EDT | Areal Flood Advisory | OKX | Essex, Hudson, Union | 93 min |
| Jul 2, 6:53 PM EDT | Areal Flood Advisory | OKX | Hudson | 97 min |
| Jul 2, 7:11 PM EDT | Flash Flood Warning | OKX | Essex, Hudson, Union | 94 min |
Nearby
Flash Flood Warnings in New Jersey, 2021Every flash flood warning in 2021
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.