Alert archive / New Jersey / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 165, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 4, 2023, 3:52 PM EDT for 5 counties in New Jersey. It was in force for 38 min. 16 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 4, 2023, 3:52 PM EDT (19:52 UTC)
- Expired
- Jul 4, 2023, 4:30 PM EDT
- In force
- 38 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Burlington County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Ocean County, NJ
The radar
The Philadelphia radar (KDIX), 17 km from the middle of the area, began a volume at 19:52 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 4, 4:05 PM EDT | TSTM WND DMG | 2 Ene Plumsted Twp, NJ | Tree onto power lines on West Millstream Road. Power outages reported. Time estimated from radar. |
| Jul 4, 4:05 PM EDT | TSTM WND DMG | 2 Ene Plumsted Twp, NJ | Tree onto power lines on West Millstream Road. Power outages reported. Time estimated from radar. |
| Jul 4, 4:05 PM EDT | TSTM WND DMG | 2 Ene Plumsted Twp, NJ | Tree onto power lines on West Millstream Road. Power outages reported. Time estimated from radar. |
| Jul 4, 4:05 PM EDT | TSTM WND DMG | 2 Ene Plumsted Twp, NJ | Tree onto power lines on West Millstream Road. Power outages reported. Time estimated from radar. |
| Jul 4, 4:15 PM EDT | TSTM WND GST 45 | Upper Freehold Twp, NJ | Measured at the Cream Ridge NJ Wx Net station. |
| Jul 4, 4:15 PM EDT | TSTM WND GST 45 | Upper Freehold Twp, NJ | Measured at the Cream Ridge NJ Wx Net station. |
| Jul 4, 4:15 PM EDT | TSTM WND GST 45 | Upper Freehold Twp, NJ | Measured at the Cream Ridge NJ Wx Net station. |
| Jul 4, 4:15 PM EDT | TSTM WND GST 45 | Upper Freehold Twp, NJ | Measured at the Cream Ridge NJ Wx Net station. |
| Jul 4, 4:20 PM EDT | TSTM WND DMG | Jobstown, NJ | Couple of trees down in the Springfield Township and Jobstown areas. Time estimated from radar. |
| Jul 4, 4:20 PM EDT | TSTM WND DMG | Jobstown, NJ | Couple of trees down in the Springfield Township and Jobstown areas. Time estimated from radar. |
| Jul 4, 4:20 PM EDT | TSTM WND DMG | Jobstown, NJ | Couple of trees down in the Springfield Township and Jobstown areas. Time estimated from radar. |
| Jul 4, 4:20 PM EDT | TSTM WND DMG | Jobstown, NJ | Couple of trees down in the Springfield Township and Jobstown areas. Time estimated from radar. |
| Jul 4, 4:37 PM EDT | TSTM WND GST 54 | 2 E Fort Dix, NJ | 54 mph thunderstorm wind gust measured at Joint Base. |
| Jul 4, 4:37 PM EDT | TSTM WND GST 54 | 2 E Fort Dix, NJ | 54 mph thunderstorm wind gust measured at Joint Base. |
| Jul 4, 4:37 PM EDT | TSTM WND GST 54 | 2 E Fort Dix, NJ | 54 mph thunderstorm wind gust measured at Joint Base. |
| Jul 4, 4:37 PM EDT | TSTM WND GST 54 | 2 E Fort Dix, NJ | 54 mph thunderstorm wind gust measured at Joint Base. |
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, 7.9 hours before the alert went out and 160 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
- 489 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 701 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 186 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.1
The text
As transmitted.
329
WUUS51 KPHI 041952
SVRPHI
NJC005-021-023-025-029-042030-
/O.NEW.KPHI.SV.W.0165.230704T1952Z-230704T2030Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
352 PM EDT Tue Jul 4 2023
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northern Ocean County in southern New Jersey...
Southeastern Mercer County in central New Jersey...
Northeastern Burlington County in southern New Jersey...
Southern Monmouth County in central New Jersey...
South central Middlesex County in northern New Jersey...
* Until 430 PM EDT.
* At 351 PM EDT, severe thunderstorms were located along a line
extending from West Freehold to near Six Flags Theme Park to
Florence, moving southeast at 20 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Toms River, Lakewood, Jackson, Howell, Manalapan, Tinton Falls,
Florence, Beachwood, Mount Holly, Manasquan, Point Pleasant Beach,
Bordentown, Presidential Lakes Estates, Lakehurst, Allentown,
Pemberton, Farmingdale, Roosevelt, Wrightstown and Allenwood.
This includes the following highways...
New Jersey Turnpike between exits 6 and 8.
Interstate 195 in New Jersey between mile markers 7 and 34.
Interstate 295 in New Jersey between mile markers 50 and 57.
Garden State Parkway between mile markers 80 and 102.
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 these storms. Move indoors
immediately. Remember, if you can hear thunder, you are close enough
to be struck by lightning.
&&
LAT...LON 3992 7418 3985 7479 4012 7481 4014 7474
4015 7472 4024 7449 4035 7432 4017 7397
TIME...MOT...LOC 1951Z 325DEG 18KT 4024 7433 4017 7441 4010 7479
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
MJL2 follow-up statements
755
WWUS51 KPHI 042005
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
405 PM EDT Tue Jul 4 2023
NJC023-042015-
/O.CAN.KPHI.SV.W.0165.000000T0000Z-230704T2030Z/
Middlesex NJ-
405 PM EDT Tue Jul 4 2023
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL MIDDLESEX COUNTY
IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
LAT...LON 3992 7418 3985 7479 4010 7478 4020 7454
4031 7426 4017 7397
TIME...MOT...LOC 2005Z 270DEG 18KT 4019 7429 4012 7437 4005 7474
$$
NJC005-021-025-029-042030-
/O.CON.KPHI.SV.W.0165.000000T0000Z-230704T2030Z/
Ocean NJ-Mercer NJ-Burlington NJ-Monmouth NJ-
405 PM EDT Tue Jul 4 2023
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM EDT
FOR NORTHERN OCEAN...SOUTHEASTERN MERCER...NORTHEASTERN BURLINGTON
AND SOUTHERN MONMOUTH COUNTIES...
At 405 PM EDT, severe thunderstorms were located along a line
extending from near Adelphia to Cassville to Jacksonville, moving
east at 20 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Wind damage to roofs,
siding, trees, and power lines is possible.
Locations impacted include...
Toms River, Lakewood, Jackson, Howell, Manalapan, Tinton Falls,
Beachwood, Manasquan, Point Pleasant Beach, Presidential Lakes
Estates, Lakehurst, Allentown, Pemberton, Farmingdale, Roosevelt,
Wrightstown, Allenwood, East Freehold, Six Flags Theme Park and
Leisuretowne.
This includes the following highways...
New Jersey Turnpike near exit 6, and between exits 7 and 7A.
Interstate 195 in New Jersey between mile markers 9 and 34.
Interstate 295 in New Jersey between mile markers 52 and 56.
Garden State Parkway between mile markers 80 and 102.
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 these storms.
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 these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3992 7418 3985 7479 4010 7478 4020 7454
4031 7426 4017 7397
TIME...MOT...LOC 2005Z 270DEG 18KT 4019 7429 4012 7437 4005 7474
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
MJL050
WWUS51 KPHI 042029
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
429 PM EDT Tue Jul 4 2023
NJC005-021-025-029-042038-
/O.EXP.KPHI.SV.W.0165.000000T0000Z-230704T2030Z/
Ocean NJ-Mercer NJ-Burlington NJ-Monmouth NJ-
429 PM EDT Tue Jul 4 2023
...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN OCEAN...SOUTHEASTERN
MERCER...NORTHEASTERN BURLINGTON AND SOUTHERN MONMOUTH COUNTIES WILL
EXPIRE AT 430 PM EDT...
The storms which prompted the warning have moved out of the area.
Therefore, the warning will be allowed to expire. However gusty
winds and heavy rain are still possible with these thunderstorms.
Remember, a Severe Thunderstorm Warning still remains in effect for
Ocean and Burlington Counties until 500 PM EDT.
LAT...LON 3992 7418 3985 7479 4010 7478 4020 7454
4031 7426 4017 7397
TIME...MOT...LOC 2028Z 325DEG 18KT 4010 7421 4003 7429 3996 7466
$$
MJLThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 8:27 PM EDT | Severe Thunderstorm Warning | PHI | Cape May | 48 min |
| Jul 3, 8:34 PM EDT | Special Marine Warning | PHI | 116 min | |
| Jul 3, 8:41 PM EDT | Severe Thunderstorm Warning | PHI | Gloucester, Salem | 49 min |
| Jul 3, 8:50 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Morris, Sussex, Warren | 115 min |
| Jul 3, 8:58 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Cape May, Cumberland | 47 min |
| Jul 3, 9:02 PM EDT | Special Marine Warning | PHI | 118 min | |
| Jul 3, 9:07 PM EDT | Flash Flood Warning | PHI | Salem | 5 hr |
| Jul 3, 9:22 PM EDT | Areal Flood Advisory | PHI | Morris | 83 min |
| Jul 3, 9:25 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Gloucester, Salem | 35 min |
| Jul 3, 9:52 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Gloucester, Salem | 38 min |
| Jul 3, 10:36 PM EDT | Areal Flood Advisory | PHI | Gloucester, Salem | 4 hr |
| Jul 4, 1:58 PM EDT | Special Weather Statement | PHI | Monmouth | 32 min |
| Jul 4, 2:51 PM EDT | Special Weather Statement | PHI | Middlesex | 24 min |
| Jul 4, 2:58 PM EDT | Areal Flood Advisory | PHI | Middlesex, Monmouth | 3 hr |
| Jul 4, 3:09 PM EDT | Areal Flood Advisory | PHI | Middlesex, Morris, Somerset | 2 hr |
| Jul 4, 3:16 PM EDT | Special Weather Statement | PHI | Mercer, Middlesex, Monmouth | 29 min |
| Jul 4, 3:19 PM EDT | Special Weather Statement | PHI | Passaic | 26 min |
| Jul 4, 3:22 PM EDT | Severe Thunderstorm Warning | PHI | Mercer, Middlesex, Monmouth, Ocean | 38 min |
| Jul 4, 3:34 PM EDT | Areal Flood Advisory | PHI | Middlesex, Monmouth, Somerset | 2 hr |
| Jul 4, 3:45 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Sussex | 45 min |
| Jul 4, 4:11 PM EDT | Areal Flood Advisory | PHI | Mercer, Middlesex, Monmouth, Ocean | 2 hr |
| Jul 4, 4:19 PM EDT | Special Marine Warning | PHI | 56 min | |
| Jul 4, 4:24 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Monmouth, Ocean | 36 min |
| Jul 4, 4:26 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Sussex, Warren | 23 min |
| Jul 4, 4:43 PM EDT | Areal Flood Advisory | PHI | Burlington, Mercer, Monmouth, Ocean | 2 hr |
| Jul 4, 4:59 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester, Ocean | 46 min |
| Jul 4, 5:23 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden | 112 min |
| Jul 4, 5:30 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Warren | 33 min |
| Jul 4, 5:44 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester | 46 min |
| Jul 4, 5:46 PM EDT | Flash Flood Warning | PHI | Burlington, Camden | 3 hr |
| Jul 4, 6:02 PM EDT | Special Weather Statement | PHI | Middlesex | 28 min |
| Jul 4, 6:06 PM EDT | Areal Flood Advisory | PHI | Warren | 114 min |
| Jul 4, 6:29 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Gloucester | 21 min |
| Jul 4, 7:05 PM EDT | Areal Flood Advisory | PHI | Camden, Gloucester | 2 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.