Alert archive / New Jersey / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 13, NWS New York, NY
NWS New York, NY issued this severe thunderstorm warning at Jun 4, 2021, 3:10 PM EDT for 5 counties in New Jersey. It was in force for 50 min. 3 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
- Jun 4, 2021, 3:10 PM EDT (19:10 UTC)
- Expired
- Jun 4, 2021, 4:00 PM EDT
- In force
- 50 min
- Issued by
- NWS New York, NY
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Bergen County, NJ, Essex County, NJ, Hudson County, NJ, Passaic County, NJ, Union County, NJ
The radar
The Philadelphia radar (KDIX), 94 km from the middle of the area, began a volume at 19:11 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 |
|---|---|---|---|
| Jun 4, 3:38 PM EDT | HAIL 1 | 2 Nne North Plainfield, NJ | REPORT VIA SOCIAL MEDIA ON THE NORTH SIDE OF NORTH PLAINFIELD. TIME ESTIMATED FROM RADAR. |
| Jun 4, 3:41 PM EDT | HAIL 1.25 | Scotch Plains, NJ | HALF-DOLLAR SIZED HAIL REPORTED. |
| Jun 4, 3:42 PM EDT | HAIL 1 | Fanwood, NJ | QUARTER SIZE HAIL REPORTED. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 4, 3:09 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 7.2 hours before the alert went out and 121 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
- 233 J/kg
- Mixed-layer CIN
- -50 J/kg
- Mixed-layer LCL
- 526 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 95 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
982
WUUS51 KOKX 041910
SVROKX
NJC003-013-017-031-039-042000-
/O.NEW.KOKX.SV.W.0013.210604T1910Z-210604T2000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service New York NY
310 PM EDT Fri Jun 4 2021
The National Weather Service in Upton NY has issued a
* Severe Thunderstorm Warning for...
Hudson County in northeastern New Jersey...
Central Passaic County in northeastern New Jersey...
Union County in northeastern New Jersey...
Bergen County in northeastern New Jersey...
Essex County in northeastern New Jersey...
* Until 400 PM EDT.
* At 309 PM EDT, severe thunderstorms were located along a line
extending from Bloomingdale to near Peapack And Gladstone, moving
east at 30 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
* Severe thunderstorms will be near...
Pompton Lakes and Bloomingdale around 315 PM EDT.
Wayne around 320 PM EDT.
Paterson and Hawthorne around 330 PM EDT.
Ridgewood around 335 PM EDT.
Plainfield and Paramus around 340 PM EDT.
Bergenfield and Summit around 345 PM EDT.
Englewood and Clark around 350 PM EDT.
Union around 355 PM EDT.
Newark and Elizabeth around 400 PM EDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4061 7431 4060 7445 4067 7440 4065 7445
4067 7446 4076 7436 4079 7437 4086 7432
4090 7434 4089 7428 4091 7427 4100 7430
4102 7443 4105 7446 4108 7443 4097 7390
4070 7405 4064 7413 4065 7419 4059 7420
TIME...MOT...LOC 1909Z 278DEG 27KT 4105 7435 4068 7471
TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
$$
MW1 follow-up statement
209
WWUS51 KOKX 041932
SVSOKX
Severe Weather Statement
National Weather Service New York NY
332 PM EDT Fri Jun 4 2021
NJC003-013-017-031-039-042000-
/O.CON.KOKX.SV.W.0013.000000T0000Z-210604T2000Z/
Hudson NJ-Passaic NJ-Union NJ-Bergen NJ-Essex NJ-
332 PM EDT Fri Jun 4 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EDT
FOR HUDSON...CENTRAL PASSAIC...UNION...BERGEN AND ESSEX COUNTIES...
At 332 PM EDT, severe thunderstorms were located along a line
extending from near Ramsey to Millington, moving east at 30 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
These severe storms will be near...
Ridgewood and Hawthorne around 335 PM EDT.
Paramus around 340 PM EDT.
Oradell around 345 PM EDT.
Bergenfield and Millburn around 350 PM EDT.
Union around 355 PM EDT.
Elizabeth and Linden around 400 PM EDT.
Newark around 405 PM EDT.
Bayonne around 410 PM EDT.
Jersey City around 415 PM EDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4061 7431 4060 7445 4067 7440 4065 7445
4067 7446 4076 7436 4079 7437 4086 7432
4090 7434 4089 7428 4091 7427 4100 7430
4102 7443 4105 7446 4108 7443 4097 7390
4070 7405 4064 7413 4065 7419 4059 7420
TIME...MOT...LOC 1932Z 278DEG 27KT 4103 7413 4066 7449
TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
$$
MWThe office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 4, 2:48 PM EDT | Special Weather Statement | OKX | Bergen, Essex, Passaic | 42 min |
| Jun 4, 3:11 PM EDT | Areal Flood Advisory | OKX | Bergen, Passaic | 94 min |
| Jun 4, 3:24 PM EDT | Areal Flood Advisory | OKX | Bergen, Essex, Hudson, Passaic, Union | 111 min |
| Jun 4, 3:43 PM EDT | Severe Thunderstorm Warning | OKX | Bergen, Hudson | 47 min |
| Jun 4, 3:55 PM EDT | Areal Flood Advisory | OKX | Hudson | 95 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2021Every severe thunderstorm 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.