Alert archive / New Jersey / Severe Thunderstorm Warnings in 2025
Severe Thunderstorm Warning 83, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 19, 2025, 6:55 PM EDT for Atlantic County, Cape May County, Cumberland County, New Jersey; Sussex County, Delaware. It was in force for 50 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
- Jun 19, 2025, 6:55 PM EDT (22:55 UTC)
- Expired
- Jun 19, 2025, 7:45 PM EDT
- In force
- 50 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Sussex County, DE, Atlantic County, NJ, Cape May County, NJ, Cumberland County, NJ
The radar
The Dover AFB radar (KDOX), 46 km from the middle of the area, began a volume at 22:57 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 19, 6:57 PM EDT | MARINE TSTM WIND 49 | 2 Nw Lewes, DE | Corrects previous marine tstm wind report from 2 NW Lewes. Lewes mesonet gusted to 39 kt. |
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 19, 1:46 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 10.9 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
- 710 J/kg
- Mixed-layer CIN
- -108 J/kg
- Mixed-layer LCL
- 1250 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 93 m²/s²
- 0-3 km storm-relative helicity
- 124 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.8
The text
As transmitted.
292
WUUS51 KPHI 192255
SVRPHI
DEC005-NJC001-009-011-192345-
/O.NEW.KPHI.SV.W.0083.250619T2255Z-250619T2345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
655 PM EDT Thu Jun 19 2025
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northeastern Sussex County in southern Delaware...
South central Atlantic County in southern New Jersey...
Southeastern Cumberland County in southern New Jersey...
Cape May County in southern New Jersey...
* Until 745 PM EDT.
* At 655 PM EDT, severe thunderstorms were located along a line
extending from near Bivalve to near Green Creek to near Milton,
moving east at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Ocean City, Cape May, Somers Point, Northfield, Margate City, North
Wildwood, Wildwood Crest, Lewes, Woodbine, Sea Isle City, Estell
Manor, Avalon, West Cape May, Longport, Stone Harbor, Corbin City,
Henlopen Acres, Cape May Court House, Scotch Bonnet, and Beesleys
Point.
People at the Barefoot Country Music Fest should seek safe shelter
immediately!
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3872 7532 3906 7513 3918 7515 3940 7456
3927 7444 3879 7477 3877 7486 3871 7486
TIME...MOT...LOC 2255Z 248DEG 36KT 3918 7506 3910 7499 3874 7523
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
AKL2 follow-up statements
226
WWUS51 KPHI 192319
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
719 PM EDT Thu Jun 19 2025
DEC005-NJC011-192329-
/O.CAN.KPHI.SV.W.0083.000000T0000Z-250619T2345Z/
Sussex DE-Cumberland NJ-
719 PM EDT Thu Jun 19 2025
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN SUSSEX AND
SOUTHEASTERN CUMBERLAND COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
southern New Jersey.
LAT...LON 3882 7475 3881 7501 3910 7488 3925 7490
3939 7455 3928 7444 3926 7444
TIME...MOT...LOC 2319Z 255DEG 38KT 3925 7483 3912 7473 3882 7492
$$
NJC001-009-192345-
/O.CON.KPHI.SV.W.0083.000000T0000Z-250619T2345Z/
Atlantic NJ-Cape May NJ-
719 PM EDT Thu Jun 19 2025
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM EDT
FOR SOUTH CENTRAL ATLANTIC AND CAPE MAY COUNTIES...
At 719 PM EDT, severe thunderstorms were located along a line
extending from Woodbine to Avalon to 8 miles south of Cape May,
moving east at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Ocean City, Cape May, Somers Point, Northfield, Margate City, North
Wildwood, Wildwood Crest, Woodbine, Sea Isle City, Estell Manor,
Avalon, West Cape May, Longport, Stone Harbor, Corbin City, Cape May
Court House, Scotch Bonnet, Beesleys Point, Seaville, and
Dennisville.
People at the Barefoot Country Music Fest should seek safe shelter
immediately!
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3882 7475 3881 7501 3910 7488 3925 7490
3939 7455 3928 7444 3926 7444
TIME...MOT...LOC 2319Z 255DEG 38KT 3925 7483 3912 7473 3882 7492
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
AKL029
WWUS51 KPHI 192338
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
738 PM EDT Thu Jun 19 2025
NJC001-009-192348-
/O.EXP.KPHI.SV.W.0083.000000T0000Z-250619T2345Z/
Atlantic NJ-Cape May NJ-
738 PM EDT Thu Jun 19 2025
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL ATLANTIC AND
CAPE MAY COUNTIES WILL EXPIRE AT 745 PM EDT...
The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning will
be allowed to expire.
A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
southern New Jersey.
LAT...LON 3882 7475 3881 7501 3910 7488 3925 7490
3939 7455 3928 7444 3926 7444
TIME...MOT...LOC 2338Z 248DEG 36KT 3930 7466 3917 7456 3887 7475
$$
AKLThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 2:27 PM EDT | Small Craft Advisory | PHI | 16 hr | |
| Jun 19, 2:44 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Somerset | 31 min |
| Jun 19, 3:14 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Somerset | 46 min |
| Jun 19, 3:31 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Sussex | 29 min |
| Jun 19, 4:48 PM EDT | Special Marine Warning | PHI | 42 min | |
| Jun 19, 5:13 PM EDT | Severe Thunderstorm Warning | PHI | Burlington | 47 min |
| Jun 19, 5:23 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester, Salem | 52 min |
| Jun 19, 5:27 PM EDT | Special Marine Warning | PHI | 63 min | |
| Jun 19, 5:40 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Hunterdon, Mercer | 50 min |
| Jun 19, 5:41 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Gloucester, Salem | 49 min |
| Jun 19, 5:55 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland | 39 min |
| Jun 19, 6:14 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Middlesex, Monmouth, Morris, Somerset and 1 more | 31 min |
| Jun 19, 6:34 PM EDT | Special Marine Warning | PHI | 56 min | |
| Jun 19, 6:52 PM EDT | Special Marine Warning | PHI | 53 min | |
| Jun 19, 7:02 PM EDT | Special Marine Warning | PHI | 43 min | |
| Jun 19, 7:06 PM EDT | Special Marine Warning | PHI | 54 min | |
| Jun 19, 7:22 PM EDT | Special Marine Warning | PHI | 53 min | |
| Jun 19, 4:34 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 41 min |
| Jun 19, 5:02 PM EDT | Tornado Warning | PHI | New Castle | 15 min |
| Jun 19, 5:08 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 52 min |
| Jun 19, 5:22 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 38 min |
| Jun 19, 6:14 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 46 min |
| Jun 19, 6:58 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 47 min |
| Jun 19, 7:48 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 27 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2025Severe Thunderstorm Warnings in Delaware, 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.