Alert archive / New Jersey / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 153, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 2, 2023, 11:19 PM EDT for Hunterdon County, Mercer County, New Jersey; Bucks County, Pennsylvania. It was in force for 41 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 2, 2023, 11:19 PM EDT (03:19 UTC)
- Expired
- Jul 3, 2023, 12:00 AM EDT
- In force
- 41 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Hunterdon County, NJ, Mercer County, NJ, Bucks County, PA
The radar
The Philadelphia radar (KDIX), 58 km from the middle of the area, began a volume at 03:22 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.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 00:00Z, 3.3 hours before the alert went out and 181 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
- 634 J/kg
- Mixed-layer CIN
- -76 J/kg
- Mixed-layer LCL
- 833 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 125 m²/s²
- 0-3 km storm-relative helicity
- 163 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 3.2
The text
As transmitted.
806
WUUS51 KPHI 030319
SVRPHI
NJC019-021-PAC017-030400-
/O.NEW.KPHI.SV.W.0153.230703T0319Z-230703T0400Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
1119 PM EDT Sun Jul 2 2023
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Southeastern Hunterdon County in northwestern New Jersey...
Western Mercer County in central New Jersey...
Central Bucks County in southeastern Pennsylvania...
* Until midnight EDT.
* At 1119 PM EDT, a severe thunderstorm was located over Gardenville,
or 20 miles northwest of Trenton, moving east at 25 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Trenton, Ewing, Doylestown, Byram, Tinicum, Pennington, New Hope,
Yardley, Hopewell, Stockton, Washington Crossing, Sergeantsville,
Pipersville, Gardenville, Lawrenceville, Lumberville, Woodside,
Morrisville, Lambertville and Newtown Grant.
This includes Interstate 295 in New Jersey between mile markers 70
and 76.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4018 7476 4033 7518 4046 7514 4044 7476
4037 7472
TIME...MOT...LOC 0319Z 281DEG 24KT 4036 7510
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Iovino1 follow-up statement
522
WWUS51 KPHI 030335
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
1135 PM EDT Sun Jul 2 2023
NJC019-021-PAC017-030400-
/O.CON.KPHI.SV.W.0153.000000T0000Z-230703T0400Z/
Hunterdon NJ-Mercer NJ-Bucks PA-
1135 PM EDT Sun Jul 2 2023
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EDT
FOR SOUTHEASTERN HUNTERDON...WESTERN MERCER AND EAST CENTRAL BUCKS
COUNTIES...
At 1135 PM EDT, a severe thunderstorm was located over New Hope, or
13 miles northwest of Trenton, moving east at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Trenton, Ewing, Pennington, New Hope, Yardley, Hopewell, Stockton,
Washington Crossing, Lawrenceville, Woodside, Morrisville and
Lambertville.
This includes Interstate 295 in New Jersey between mile markers 70
and 76.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4018 7476 4031 7504 4041 7502 4044 7476
4037 7472
TIME...MOT...LOC 0335Z 281DEG 24KT 4034 7496
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
IovinoThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 8:07 PM EDT | Special Marine Warning | PHI | 53 min | |
| Jul 2, 8:09 PM EDT | Areal Flood Advisory | PHI | Morris | 4 hr |
| Jul 2, 9:07 PM EDT | Special Marine Warning | PHI | 98 min | |
| Jul 2, 9:46 PM EDT | Special Marine Warning | PHI | 59 min | |
| Jul 2, 10:39 PM EDT | Special Marine Warning | PHI | 66 min | |
| Jul 2, 11:13 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Morris, Somerset | 32 min |
| Jul 2, 11:24 PM EDT | Areal Flood Advisory | PHI | Morris | 2 hr |
| Jul 3, 12:32 AM EDT | Special Weather Statement | PHI | Burlington | 28 min |
| Jul 3, 2:15 AM EDT | Special Weather Statement | PHI | Ocean | 15 min |
| Jul 3, 2:17 AM EDT | Special Marine Warning | PHI | 58 min | |
| Jul 3, 7:57 PM EDT | Special Marine Warning | PHI | 2 hr | |
| Jul 2, 10:40 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 50 min |
| Jul 2, 10:52 PM EDT | Areal Flood Advisory | PHI | Berks, Bucks, Lehigh, Montgomery | 83 min |
| Jul 3, 2:59 AM EDT | Special Weather Statement | PHI | Lebanon | 31 min |
| Jul 3, 7:35 PM EDT | Special Weather Statement | PHI | Chester | 25 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2023Severe Thunderstorm Warnings in Pennsylvania, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.