Alert archive / New Jersey / Severe Thunderstorm Warnings in 2025
Severe Thunderstorm Warning 164, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 8, 2025, 6:42 PM EDT for Cumberland County, Gloucester County, Salem County, New Jersey. It was in force for 48 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 8, 2025, 6:42 PM EDT (22:42 UTC)
- Expired
- Jul 8, 2025, 7:30 PM EDT
- In force
- 48 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Cumberland County, NJ, Gloucester County, NJ, Salem County, NJ
The radar
The Dover AFB radar (KDOX), 76 km from the middle of the area, began a volume at 22:42 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 8, 7:04 PM EDT | TSTM WND DMG | 1 Nne Rosenhayn, NJ | Large tree down blocking Big Oak Road. Time estimated from radar. |
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 |
|---|---|---|---|
| Jul 8, 1:42 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 10.7 hours before the alert went out and 175 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
- 1900 J/kg
- Mixed-layer CIN
- -63 J/kg
- Mixed-layer LCL
- 1010 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 103 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
738
WUUS51 KPHI 082242
SVRPHI
NJC011-015-033-082330-
/O.NEW.KPHI.SV.W.0164.250708T2242Z-250708T2330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
642 PM EDT Tue Jul 8 2025
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northwestern Cumberland County in southern New Jersey...
Salem County in southern New Jersey...
Central Gloucester County in southern New Jersey...
* Until 730 PM EDT.
* At 642 PM EDT, a severe thunderstorm was located over Hancocks
Bridge, or 11 miles northwest of Bridgeton, 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...
Vineland, Millville, Bridgeton, Glassboro, Salem, Woodstown,
Alloway, Quinton, Elmer, Shiloh, Olivet, Hancocks Bridge, Newport
Meadows, Seabrook Farms, Rosenhayn, and Centerton.
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.
&&
LAT...LON 3942 7546 3949 7554 3957 7551 3970 7516
3944 7505
TIME...MOT...LOC 2242Z 253DEG 19KT 3950 7543
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Staarmann2 follow-up statements
173
WWUS51 KPHI 082304
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
704 PM EDT Tue Jul 8 2025
NJC011-015-033-082330-
/O.CON.KPHI.SV.W.0164.000000T0000Z-250708T2330Z/
Cumberland NJ-Salem NJ-Gloucester NJ-
704 PM EDT Tue Jul 8 2025
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM EDT
FOR NORTHWESTERN CUMBERLAND...SOUTHEASTERN SALEM AND CENTRAL
GLOUCESTER COUNTIES...
At 704 PM EDT, a severe thunderstorm was located over Olivet, or 7
miles north of Bridgeton, moving east at 25 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Wind damage to roofs,
siding, trees, and power lines is possible.
Locations impacted include...
Vineland, Millville, Bridgeton, Glassboro, Alloway, Elmer, Shiloh,
Olivet, Seabrook Farms, Rosenhayn, and Centerton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Frequent cloud to ground lightning is occurring with this storm. Move
indoors immediately. Lightning is one of nature's leading killers.
Remember, if you can hear thunder, you are close enough to be struck
by lightning.
&&
LAT...LON 3943 7537 3953 7536 3961 7539 3970 7516
3944 7505
TIME...MOT...LOC 2304Z 256DEG 22KT 3953 7520
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Staarmann230
WWUS51 KPHI 082324
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
724 PM EDT Tue Jul 8 2025
NJC011-015-033-082332-
/O.EXP.KPHI.SV.W.0164.000000T0000Z-250708T2330Z/
Cumberland NJ-Salem NJ-Gloucester NJ-
724 PM EDT Tue Jul 8 2025
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN CUMBERLAND...
SOUTHEASTERN SALEM AND CENTRAL GLOUCESTER COUNTIES WILL EXPIRE AT 730
PM EDT...
The storm which prompted the warning is moving out of the area.
Therefore, the warning will be allowed to expire. However, the storm
which prompted this warning is continuing east, and a Severe
Thunderstorm Warning remains in effect for portions of northern
Cumberland, southern Gloucester, and Atlantic Counties.
A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
southern New Jersey.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Mount Holly NJ.
LAT...LON 3943 7537 3953 7536 3961 7539 3970 7516
3944 7505
TIME...MOT...LOC 2322Z 253DEG 19KT 3955 7510
$$
StaarmannThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 10:59 PM EDT | Flood Watch | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more | 23 hr |
| Jul 8, 1:24 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 51 min |
| Jul 8, 5:35 PM EDT | Special Marine Warning | PHI | 115 min | |
| Jul 8, 5:45 PM EDT | Flash Flood Warning | PHI | Camden, Gloucester, Salem | 4 hr |
| Jul 8, 5:46 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester | 44 min |
| Jul 8, 5:53 PM EDT | Flash Flood Warning | PHI | Burlington, Camden | 4 hr |
| Jul 8, 5:56 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Mercer | 49 min |
| Jul 8, 6:08 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer | 34 min |
| Jul 8, 6:22 PM EDT | Severe Thunderstorm Warning | PHI | Mercer, Middlesex, Monmouth, Somerset | 38 min |
| Jul 8, 6:32 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer, Monmouth, Ocean | 43 min |
| Jul 8, 6:41 PM EDT | Tornado Warning | PHI | Burlington, Monmouth, Ocean | 34 min |
| Jul 8, 6:52 PM EDT | Special Marine Warning | PHI | 113 min | |
| Jul 8, 6:53 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Monmouth | 52 min |
| Jul 8, 6:57 PM EDT | Special Marine Warning | PHI | 101 min | |
| Jul 8, 7:04 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Monmouth, Ocean | 41 min |
| Jul 8, 7:14 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Camden, Cumberland, Gloucester, Salem | 46 min |
| Jul 8, 7:18 PM EDT | Special Marine Warning | PHI | 117 min | |
| Jul 8, 7:19 PM EDT | Special Marine Warning | PHI | 116 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2025Every severe thunderstorm warning in 2025
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.