Alert archive / New Jersey / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 42, NWS New York, NY
NWS New York, NY issued this severe thunderstorm warning at Jul 6, 2021, 10:02 PM EDT for Hudson County, Union County, New Jersey; Kings County, Richmond County, New York. It was in force for 43 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
- Jul 6, 2021, 10:02 PM EDT (02:02 UTC)
- Expired
- Jul 6, 2021, 10:45 PM EDT
- In force
- 43 min
- Issued by
- NWS New York, NY
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Hudson County, NJ, Union County, NJ, Kings County, NY, Richmond County, NY
The radar
The Philadelphia radar (KDIX), 76 km from the middle of the area, began a volume at 02:02 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 6, 10:10 PM EDT | TSTM WND DMG | Roselle Park, NJ | TREES AND WIRES REPORTED DOWN IN ROSELLE. |
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 00:00Z, 2.0 hours before the alert went out and 114 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
- 1647 J/kg
- Mixed-layer CIN
- -86 J/kg
- Mixed-layer LCL
- 876 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 85 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 3.3
The text
As transmitted.
000
WUUS51 KOKX 070202
SVROKX
NJC017-039-NYC047-085-070245-
/O.NEW.KOKX.SV.W.0042.210707T0202Z-210707T0245Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service New York NY
1002 PM EDT Tue Jul 6 2021
The National Weather Service in Upton NY has issued a
* Severe Thunderstorm Warning for...
Hudson County in northeastern New Jersey...
Union County in northeastern New Jersey...
Richmond County in southeastern New York...
Kings County in southeastern New York...
* Until 1045 PM EDT.
* At 1001 PM EDT, severe thunderstorms were located along a line
extending from Newark to near Perth Amboy, moving southeast at 20
mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor hail damage to vehicles is possible. Expect wind
damage to trees and power lines.
* Severe thunderstorms will be near...
Bayonne and Huguenot around 1010 PM EDT.
Todt Hill around 1015 PM EDT.
Tompkinsville and Oakwood around 1020 PM EDT.
The Verrazano Narrows Bridge around 1025 PM EDT.
Bay Ridge and Bensonhurst around 1030 PM EDT.
Coney Island around 1035 PM EDT.
Sheepshead Bay around 1040 PM EDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4050 7426 4055 7425 4056 7421 4060 7422
4059 7428 4061 7431 4060 7438 4072 7432
4072 7428 4071 7422 4069 7420 4069 7416
4066 7406 4064 7406 4065 7404 4058 7384
4056 7400 4060 7404 4053 7410 4050 7423
TIME...MOT...LOC 0201Z 294DEG 19KT 4070 7417 4048 7427
HAIL...1.00IN
WIND...60MPH
$$
NVThe office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 8:07 PM EDT | Special Weather Statement | OKX | Union | 38 min |
| Jul 6, 9:00 PM EDT | Severe Thunderstorm Warning | OKX | Union | 60 min |
| Jul 6, 9:06 PM EDT | Areal Flood Advisory | OKX | Union | 114 min |
| Jul 7, 4:28 PM EDT | Flash Flood Watch | OKX | Bergen, Essex, Hudson, Passaic, Union | 44 hr |
| Jul 6, 8:28 PM EDT | Special Marine Warning | OKX | 47 min | |
| Jul 6, 9:02 PM EDT | Special Marine Warning | OKX | 43 min | |
| Jul 6, 9:11 PM EDT | Special Weather Statement | OKX | New York, Queens | 49 min |
| Jul 6, 9:58 PM EDT | Special Marine Warning | OKX | 32 min | |
| Jul 7, 5:43 PM EDT | Tropical Storm Watch | OKX | Nassau, Suffolk | 12 hr |
| Jul 7, 7:14 PM EDT | Special Marine Warning | OKX | 61 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2021Severe Thunderstorm Warnings in New York, 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.