Alert archive / New Jersey / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 328, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Sep 8, 2023, 2:45 PM EDT for Burlington County, Ocean County, New Jersey. It was in force for 45 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
- Sep 8, 2023, 2:45 PM EDT (18:45 UTC)
- Expired
- Sep 8, 2023, 3:30 PM EDT
- In force
- 45 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
Counties Burlington County, NJ, Ocean County, NJ
The radar
The Philadelphia radar (KDIX), 15 km from the middle of the area, began a volume at 18:46 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 |
|---|---|---|---|
| Sep 8, 3:07 PM EDT | HAIL 0.25 | Browns Mills, NJ | Report on social media of pea-sized hail. |
| Sep 8, 3:40 PM EDT | HAIL 0.25 | 2 S Southampton Twp, NJ | Trained spotter reports large amount of pea-sized hail. |
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, 6.8 hours before the alert went out and 178 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
- 2469 J/kg
- Mixed-layer CIN
- -23 J/kg
- Mixed-layer LCL
- 566 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 92 m²/s²
- 0-3 km storm-relative helicity
- 87 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 4.0
The text
As transmitted.
564
WUUS51 KPHI 081845
SVRPHI
NJC005-029-081930-
/O.NEW.KPHI.SV.W.0328.230908T1845Z-230908T1930Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
245 PM EDT Fri Sep 8 2023
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northwestern Ocean County in southern New Jersey...
Northeastern Burlington County in southern New Jersey...
* Until 330 PM EDT.
* At 244 PM EDT, a cluster of severe thunderstorms were located over
central Burlington County, or 21 miles west of Toms River, moving
northeast at 20 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Wind
damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Tabernacle, Shamong, Presidential Lakes Estates, Pemberton,
Wrightstown, Presidential Lakes, Atsion, Cedar Glen Lakes, Whiting,
Pine Ridge At Crestwood, Browns Mills, Leisuretowne, Holiday
City-Berkeley, Country Lake Estates, Crestwood Village, Pemberton
Heights, New Egypt, Fort Dix and McGuire AFB.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
In addition to large hail and damaging winds, frequent cloud to
ground lightning is occurring with this storm. Move indoors
immediately. Remember, if you can hear thunder, you are close enough
to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3971 7470 3979 7481 4013 7460 4012 7457
4008 7455 4009 7453 3997 7428
TIME...MOT...LOC 1844Z 220DEG 17KT 3988 7456
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Staarmann1 follow-up statement
979
WWUS51 KPHI 081905
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
305 PM EDT Fri Sep 8 2023
NJC005-029-081930-
/O.CON.KPHI.SV.W.0328.000000T0000Z-230908T1930Z/
Ocean NJ-Burlington NJ-
305 PM EDT Fri Sep 8 2023
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT
FOR NORTHWESTERN OCEAN AND NORTHEASTERN BURLINGTON COUNTIES...
At 304 PM EDT, a severe thunderstorm was located near Browns Mills,
or 16 miles west of Toms River, and is nearly stationary.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Wind damage
to roofs, siding, trees, and power lines is possible.
Locations impacted include...
Presidential Lakes Estates, Pemberton, Wrightstown, Presidential
Lakes, Cedar Glen Lakes, Whiting, Pine Ridge At Crestwood, Browns
Mills, Leisuretowne, Holiday City-Berkeley, Country Lake Estates,
Crestwood Village, Pemberton Heights, New Egypt, Fort Dix and McGuire
AFB.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Frequent cloud to ground lightning is occurring with this storm. Move
indoors immediately. Lightning is one of nature's leading killers.
Remember, if you can hear thunder, you are close enough to be struck
by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3983 7469 3989 7475 4013 7460 4012 7457
4008 7455 4009 7453 3997 7428 3985 7455
TIME...MOT...LOC 1904Z 212DEG 3KT 3998 7451
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
StaarmannThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 7, 9:46 PM EDT | Special Weather Statement | PHI | Sussex | 29 min |
| Sep 8, 6:02 AM EDT | Special Marine Warning | PHI | 40 min | |
| Sep 8, 1:36 PM EDT | Special Weather Statement | PHI | Burlington | 24 min |
| Sep 8, 1:37 PM EDT | Special Weather Statement | PHI | Monmouth | 23 min |
| Sep 8, 1:46 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Ocean | 44 min |
| Sep 8, 1:50 PM EDT | Special Marine Warning | PHI | 115 min | |
| Sep 8, 1:54 PM EDT | Severe Thunderstorm Warning | PHI | Monmouth, Ocean | 51 min |
| Sep 8, 2:27 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Monmouth | 48 min |
| Sep 8, 2:30 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Middlesex, Monmouth, Ocean | 45 min |
| Sep 8, 2:33 PM EDT | Areal Flood Advisory | PHI | Burlington, Monmouth, Ocean | 3 hr |
| Sep 8, 2:44 PM EDT | Special Marine Warning | PHI | 18 min | |
| Sep 8, 2:53 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer, Middlesex, Monmouth, Somerset | 52 min |
| Sep 8, 3:17 PM EDT | Special Marine Warning | PHI | 58 min | |
| Sep 8, 3:27 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer, Monmouth, Ocean | 63 min |
| Sep 8, 3:29 PM EDT | Flash Flood Warning | PHI | Burlington, Ocean | 4 hr |
| Sep 8, 3:31 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Salem | 44 min |
| Sep 8, 3:36 PM EDT | Severe Thunderstorm Warning | PHI | Morris | 30 min |
| Sep 8, 3:43 PM EDT | Special Weather Statement | PHI | Middlesex | 32 min |
| Sep 8, 3:58 PM EDT | Special Weather Statement | PHI | Somerset | 32 min |
| Sep 8, 4:24 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon | 51 min |
| Sep 8, 4:27 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Ocean | 51 min |
| Sep 8, 4:30 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer, Monmouth, Ocean | 60 min |
| Sep 8, 4:50 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 40 min |
| Sep 8, 5:12 PM EDT | Areal Flood Advisory | PHI | Hunterdon | 3 hr |
| Sep 8, 5:14 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon | 46 min |
| Sep 8, 5:21 PM EDT | Flash Flood Warning | PHI | Hunterdon | 4 hr |
| Sep 8, 5:34 PM EDT | Severe Thunderstorm Warning | PHI | Warren | 41 min |
| Sep 8, 5:49 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 41 min |
| Sep 8, 6:11 PM EDT | Special Weather Statement | PHI | Warren | 34 min |
| Sep 8, 6:34 PM EDT | Areal Flood Advisory | PHI | Sussex, Warren | 3 hr |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2023Every severe thunderstorm warning in 2023
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.