Alert archive / New Jersey / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 93, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 26, 2023, 11:57 AM EDT for Sussex County, New Jersey. It was in force for 18 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
- Jun 26, 2023, 11:57 AM EDT (15:57 UTC)
- Expired
- Jun 26, 2023, 12:15 PM EDT
- In force
- 18 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Sussex County, NJ
The radar
The Brookhaven radar (KOKX), 139 km from the middle of the area, began a volume at 15:56 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 26, 12:00 PM EDT | TSTM WND DMG | Vernon, NJ | Downed tree and Downed wires on NJ 94 both directions CR 644/Vernon Crossings Rd (Vernon Twp) All lanes closed. Time estimated via radar. |
| Jun 26, 12:00 PM EDT | TSTM WND DMG | Vernon, NJ | Downed tree and Downed wires on NJ 94 both directions CR 644/Vernon Crossings Rd (Vernon Twp) All lanes closed. Time estimated via radar. |
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, 4.0 hours before the alert went out and 139 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
- 369 J/kg
- Mixed-layer CIN
- -76 J/kg
- Mixed-layer LCL
- 807 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 57 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted.
585
WUUS51 KPHI 261557
SVRPHI
NJC037-261615-
/O.NEW.KPHI.SV.W.0093.230626T1557Z-230626T1615Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
1157 AM EDT Mon Jun 26 2023
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northeastern Sussex County in northwestern New Jersey...
* Until 1215 PM EDT.
* At 1156 AM EDT, a severe thunderstorm was located over Vernon
Valley, or near Warwick, moving northeast 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...
Highland Lake and Vernon Valley.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4126 7448 4120 7436 4116 7441 4113 7446
4117 7455 4127 7451
TIME...MOT...LOC 1556Z 218DEG 17KT 4122 7445
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
AKL2 follow-up statements
548
WWUS51 KPHI 261607
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
1207 PM EDT Mon Jun 26 2023
NJC037-261615-
/O.CON.KPHI.SV.W.0093.000000T0000Z-230626T1615Z/
Sussex NJ-
1207 PM EDT Mon Jun 26 2023
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM EDT
FOR EAST CENTRAL SUSSEX COUNTY...
At 1207 PM EDT, a severe thunderstorm was located near Vernon Valley,
or near Warwick, moving northeast at 20 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Wind damage to roofs,
siding, trees, and power lines is possible.
Locations impacted include...
Vernon Valley and Highland Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4121 7437 4117 7443 4120 7450 4123 7450
4126 7449 4126 7448
TIME...MOT...LOC 1607Z 212DEG 19KT 4124 7443
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
AKL448
WWUS51 KPHI 261615
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
1215 PM EDT Mon Jun 26 2023
NJC037-261625-
/O.EXP.KPHI.SV.W.0093.000000T0000Z-230626T1615Z/
Sussex NJ-
1215 PM EDT Mon Jun 26 2023
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL SUSSEX COUNTY HAS
EXPIRED...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been allowed to expire.
LAT...LON 4121 7437 4117 7443 4120 7450 4123 7450
4126 7449 4126 7448
TIME...MOT...LOC 1615Z 218DEG 17KT 4126 7441
$$
AKLThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 3:19 AM EDT | Small Craft Advisory | PHI | 63 hr | |
| Jun 26, 3:33 AM EDT | Flood Watch | PHI | Hunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more | 23 hr |
| Jun 26, 9:18 AM EDT | Severe Thunderstorm Warning | PHI | Warren | 42 min |
| Jun 26, 9:47 AM EDT | Severe Thunderstorm Warning | PHI | Morris, Sussex, Warren | 43 min |
| Jun 26, 10:16 AM EDT | Special Weather Statement | PHI | Camden | 14 min |
| Jun 26, 10:43 AM EDT | Special Weather Statement | PHI | Sussex | 32 min |
| Jun 26, 11:18 AM EDT | Special Weather Statement | PHI | Sussex | 27 min |
| Jun 26, 11:53 AM EDT | Special Weather Statement | PHI | Middlesex | 22 min |
| Jun 26, 12:22 PM EDT | Special Weather Statement | PHI | Middlesex | 38 min |
| Jun 26, 2:02 PM EDT | Special Weather Statement | PHI | Hunterdon | 28 min |
| Jun 26, 2:32 PM EDT | Special Marine Warning | PHI | 43 min | |
| Jun 26, 2:40 PM EDT | Special Weather Statement | PHI | Hunterdon | 35 min |
| Jun 26, 2:49 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Somerset, Warren | 41 min |
| Jun 26, 2:54 PM EDT | Areal Flood Advisory | PHI | Hunterdon | 95 min |
| Jun 26, 2:58 PM EDT | Severe Thunderstorm Warning | PHI | Sussex, Warren | 47 min |
| Jun 26, 3:01 PM EDT | Special Weather Statement | PHI | Cumberland | 29 min |
| Jun 26, 3:02 PM EDT | Tornado Warning | PHI | Warren | 28 min |
| Jun 26, 3:04 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Somerset | 41 min |
| Jun 26, 3:17 PM EDT | Tornado Warning | PHI | Hunterdon, Somerset | 28 min |
| Jun 26, 3:21 PM EDT | Special Weather Statement | PHI | Camden | 24 min |
| Jun 26, 3:28 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden | 32 min |
| Jun 26, 3:40 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Somerset, Sussex | 50 min |
| Jun 26, 3:45 PM EDT | Special Weather Statement | PHI | Burlington | 30 min |
| Jun 26, 3:48 PM EDT | Severe Thunderstorm Warning | PHI | Burlington | 42 min |
| Jun 26, 3:56 PM EDT | Areal Flood Advisory | PHI | Sussex, Warren | 2 hr |
| Jun 26, 3:59 PM EDT | Special Weather Statement | PHI | Sussex, Warren | 46 min |
| Jun 26, 4:14 PM EDT | Special Weather Statement | PHI | Mercer | 31 min |
| Jun 26, 4:16 PM EDT | Areal Flood Advisory | PHI | Morris, Somerset | 101 min |
| Jun 26, 4:24 PM EDT | Special Weather Statement | PHI | Burlington | 36 min |
| Jun 26, 4:50 PM EDT | Areal Flood Advisory | PHI | Warren | 73 min |
| Jun 26, 4:50 PM EDT | Special Marine Warning | PHI | 40 min | |
| Jun 26, 5:01 PM EDT | Areal Flood Advisory | PHI | Morris | 56 min |
| Jun 26, 5:09 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Salem | 25 min |
| Jun 26, 5:09 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Morris, Somerset | 39 min |
| Jun 26, 5:22 PM EDT | Special Marine Warning | PHI | 23 min | |
| Jun 26, 5:55 PM EDT | Flash Flood Warning | PHI | Hunterdon, Morris, Somerset, Sussex | 6 hr |
| Jun 26, 6:00 PM EDT | Areal Flood Advisory | PHI | Warren | 4 hr |
| Jun 26, 6:03 PM EDT | Flash Flood Warning | PHI | Warren | 6 hr |
| Jun 26, 6:08 PM EDT | Special Weather Statement | PHI | Hunterdon | 37 min |
| Jun 26, 6:15 PM EDT | Special Weather Statement | PHI | Salem | 30 min |
| Jun 26, 6:16 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Morris, Sussex, Warren | 51 min |
| Jun 26, 6:55 PM EDT | Special Weather Statement | PHI | Hunterdon | 35 min |
| Jun 26, 7:07 PM EDT | Flash Flood Warning | PHI | Hunterdon, Morris, Sussex, Warren | 5 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.