Alert archive / New Jersey / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 40, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 12, 2015, 6:23 PM EDT for Sussex County, Warren County, New Jersey. It was in force for 67 min. 4 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 12, 2015, 6:23 PM EDT (22:23 UTC)
- Expired
- Jun 12, 2015, 7:30 PM EDT
- In force
- 67 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Sussex County, NJ, Warren County, NJ
The radar
The Philadelphia radar (KDIX), 126 km from the middle of the area, began a volume at 22:24 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 12, 6:30 PM EDT | TSTM WND DMG | Green Twp, NJ | TREES AND POWER LINES DOWN |
| Jun 12, 6:35 PM EDT | TSTM WND DMG | Fredon, NJ | REPORTS OF MULTIPLE TREES DOWN |
| Jun 12, 6:35 PM EDT | TSTM WND DMG | Green Twp, NJ | REPORT OF MULTIPLE TREES DOWN |
| Jun 12, 6:40 PM EDT | TSTM WND DMG | Newton, NJ | TREES AND POWER LINES DOWN |
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, 10.4 hours before the alert went out and 165 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
- 2083 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
293
WUUS51 KPHI 122223
SVRPHI
NJC037-041-122330-
/O.NEW.KPHI.SV.W.0040.150612T2223Z-150612T2330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
623 PM EDT FRI JUN 12 2015
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN WARREN COUNTY IN NORTHWESTERN NEW JERSEY...
SUSSEX COUNTY IN NORTHWESTERN NEW JERSEY...
* UNTIL 730 PM EDT
* AT 622 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM
WAS LOCATED NEAR GREENDELL...OR 9 MILES SOUTHWEST OF NEWTON...AND
MOVING NORTHEAST AT 35 MPH.
* LOCATIONS IMPACTED INCLUDE...
NEWTON...HOPATCONG...HACKETTSTOWN...BLAIRSTOWN...FRANKLIN...
STANHOPE...HAMBURG...OGDENSBURG...SUSSEX...HOPE...BRANCHVILLE...
ANDOVER...VERNON VALLEY...MILLBROOK...GREENDELL...GREAT
MEADOWS-VIENNA...HIGH POINT...LAKE MOHAWK...CRANDON LAKES AND
PELLETTOWN.
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.
HEAVY RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLOODING POOR DRAINAGE AREAS. DO NOT DRIVE YOUR VEHICLE THROUGH
FLOODED ROADWAYS.
&&
LAT...LON 4120 7437 4093 7467 4091 7472 4091 7476
4087 7481 4083 7491 4098 7513 4102 7508
4104 7503 4106 7502 4108 7498 4110 7497
4133 7465
TIME...MOT...LOC 2222Z 236DEG 29KT 4095 7488
$$
JJM3 follow-up statements
145
WWUS51 KPHI 122257
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
657 PM EDT FRI JUN 12 2015
NJC037-041-122330-
/O.CON.KPHI.SV.W.0040.000000T0000Z-150612T2330Z/
WARREN NJ-SUSSEX NJ-
657 PM EDT FRI JUN 12 2015
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM EDT
FOR NORTHEASTERN WARREN AND SUSSEX COUNTIES...
AT 656 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE
OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED OVER FRANKLIN...OR 9 MILES WEST OF WEST MILFORD...MOVING
NORTHEAST AT 35 MPH.
LOCATIONS IMPACTED INCLUDE...
NEWTON...HOPATCONG...FRANKLIN...STANHOPE...HAMBURG...OGDENSBURG...
SUSSEX...BRANCHVILLE...ANDOVER...VERNON VALLEY...MILLBROOK...
GREENDELL...HIGH POINT...LAKE MOHAWK...CRANDON LAKES...PELLETTOWN...
FLATBROOKVILLE...HIGHLAND LAKE...FIVE POINTS AND ALLAMUCHY-PANTHER
VALLEY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...DESTRUCTIVE HAIL...
DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY
RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER
COVERS THE ROAD.
&&
LAT...LON 4120 7437 4093 7467 4091 7472 4091 7476
4104 7503 4106 7502 4108 7498 4110 7497
4133 7465
TIME...MOT...LOC 2256Z 236DEG 29KT 4110 7458
$$
JJM625
WWUS51 KPHI 122316
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
716 PM EDT FRI JUN 12 2015
NJC041-122323-
/O.CAN.KPHI.SV.W.0040.000000T0000Z-150612T2330Z/
WARREN NJ-
716 PM EDT FRI JUN 12 2015
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN WARREN COUNTY IS
CANCELLED...
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED
OUT OF THE AREA...THEREFORE THE WARNING HAS BEEN CANCELLED.
LAT...LON 4105 7453 4119 7485 4133 7465 4120 7437
TIME...MOT...LOC 2313Z 226DEG 37KT 4126 7441
$$
NJC037-122330-
/O.CON.KPHI.SV.W.0040.000000T0000Z-150612T2330Z/
SUSSEX NJ-
716 PM EDT FRI JUN 12 2015
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM EDT
FOR CENTRAL SUSSEX COUNTY...
AT 713 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE
OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED OVER WARWICK...MOVING NORTHEAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
FRANKLIN...HAMBURG...OGDENSBURG...SUSSEX...BRANCHVILLE...VERNON
VALLEY...PELLETTOWN...HIGHLAND LAKE AND HIGH POINT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...DESTRUCTIVE HAIL...
DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY
RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER
COVERS THE ROAD.
&&
LAT...LON 4105 7453 4119 7485 4133 7465 4120 7437
TIME...MOT...LOC 2313Z 226DEG 37KT 4126 7441
$$
JJM462 WWUS51 KPHI 122321 SVSPHI SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 721 PM EDT FRI JUN 12 2015 NJC037-122330- /O.CON.KPHI.SV.W.0040.000000T0000Z-150612T2330Z/ SUSSEX NJ- 721 PM EDT FRI JUN 12 2015 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM EDT FOR NORTHEASTERN SUSSEX COUNTY... AT 720 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED OVER WARWICK...MOVING NORTHEAST AT 30 MPH. LOCATIONS IMPACTED INCLUDE... HIGHLAND LAKE AND VERNON VALLEY. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...DESTRUCTIVE 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 4111 7446 4131 7467 4133 7465 4120 7437 TIME...MOT...LOC 2320Z 242DEG 26KT 4122 7435 $$ JJM
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 2:26 PM EDT | Special Weather Statement | PHI | Morris | 34 min |
| Jun 12, 3:05 PM EDT | Special Weather Statement | PHI | Morris | 55 min |
| Jun 12, 3:13 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Somerset | 37 min |
| Jun 12, 5:41 PM EDT | Severe Thunderstorm Warning | PHI | Warren | 49 min |
| Jun 12, 6:13 PM EDT | Severe Thunderstorm Warning | PHI | Warren | 28 min |
| Jun 12, 7:27 PM EDT | Severe Thunderstorm Warning | PHI | Warren | 33 min |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.