Alert archive / New Jersey / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 13, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 16, 2015, 7:28 PM EDT for Middlesex County, Morris County, Somerset County, New Jersey. It was in force for 28 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
- May 16, 2015, 7:28 PM EDT (23:28 UTC)
- Expired
- May 16, 2015, 7:56 PM EDT
- In force
- 28 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Middlesex County, NJ, Morris County, NJ, Somerset County, NJ
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 11.5 hours before the alert went out and 130 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 903 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 170 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
846
WUUS51 KPHI 162328
SVRPHI
NJC023-027-035-170015-
/O.NEW.KPHI.SV.W.0013.150516T2328Z-150517T0015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
728 PM EDT SAT MAY 16 2015
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHEASTERN MIDDLESEX COUNTY IN NORTHERN NEW JERSEY...
SOUTH CENTRAL MORRIS COUNTY IN NORTHERN NEW JERSEY...
EASTERN SOMERSET COUNTY IN NORTHERN NEW JERSEY...
* UNTIL 815 PM EDT
* AT 728 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS
OF 60 MPH. THIS STORM WAS LOCATED OVER MILLINGTON...OR NEAR
PLAINFIELD...AND MOVING SOUTHEAST AT 20 MPH.
* LOCATIONS IMPACTED INCLUDE...
NEW BRUNSWICK...SOMERSET...EDISON...CARTERET...MIDDLESEX...BOUND
BROOK...FAR HILLS...SOCIETY HILL...MILLINGTON...COLONIA...BASKING
RIDGE...MARTINSVILLE...NORTH BRUNSWICK TOWNSHIP...WOODBRIDGE...
SOUTH PLAINFIELD...NORTH PLAINFIELD...HIGHLAND PARK...METUCHEN...
BERNARDSVILLE AND DUNELLEN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...DEADLY
LIGHTNING AND VERY HEAVY RAIN. FOR YOUR PROTECTION...MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY
RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER
COVERS THE ROAD.
&&
LAT...LON 4057 7421 4045 7451 4070 7462 4075 7446
4072 7440 4067 7446 4066 7445 4066 7440
4063 7442 4060 7446 4061 7431 4059 7429
4060 7426 4059 7420
TIME...MOT...LOC 2328Z 329DEG 17KT 4068 7450
$$
ROBERTSON1 follow-up statement
691
WWUS51 KPHI 162356
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
756 PM EDT SAT MAY 16 2015
NJC023-027-035-170005-
/O.CAN.KPHI.SV.W.0013.000000T0000Z-150517T0015Z/
MIDDLESEX NJ-MORRIS NJ-SOMERSET NJ-
756 PM EDT SAT MAY 16 2015
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MIDDLESEX...SOUTH
CENTRAL MORRIS AND EASTERN SOMERSET COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS
AND EXITED THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.
LAT...LON 4057 7421 4045 7451 4070 7462 4075 7446
4072 7440 4067 7446 4066 7445 4066 7440
4063 7442 4060 7446 4061 7431 4059 7429
4060 7426 4059 7420
TIME...MOT...LOC 2355Z 329DEG 17KT 4057 7441
$$
ROBERTSONThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 5:26 PM EDT | Severe Thunderstorm Warning | PHI | Sussex, Warren | 49 min |
| May 16, 6:03 PM EDT | Areal Flood Advisory | PHI | Morris, Sussex, Warren | 3 hr |
| May 16, 6:10 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 50 min |
| May 16, 6:53 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Somerset | 37 min |
| May 16, 6:55 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Morris, Sussex, Warren | 3 hr |
| May 16, 7:04 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Warren | 26 min |
| May 16, 7:15 PM EDT | Tornado Warning | PHI | Morris, Somerset | 11 min |
| May 16, 7:34 PM EDT | Special Weather Statement | PHI | Hunterdon | 41 min |
| May 16, 7:37 PM EDT | Special Weather Statement | PHI | Sussex | 23 min |
| May 16, 7:57 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Middlesex, Monmouth, Morris, Somerset, Sussex | 3 hr |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2015Every severe thunderstorm warning in 2015
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.