Alert archive / New Jersey / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 99, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 9, 2015, 8:53 PM EDT for Atlantic County, Cape May County, Cumberland County, New Jersey. It was in force for 37 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 9, 2015, 8:53 PM EDT (00:53 UTC)
- Expired
- Jul 9, 2015, 9:30 PM EDT
- In force
- 37 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Atlantic County, NJ, Cape May County, NJ, Cumberland County, NJ
The radar
The Dover AFB radar (KDOX), 64 km from the middle of the area, began a volume at 00:53 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 9, 4:57 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 00:00Z, 0.9 hours before the alert went out and 149 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
- 809 J/kg
- Mixed-layer CIN
- -68 J/kg
- Mixed-layer LCL
- 1310 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 127 m²/s²
- 0-3 km storm-relative helicity
- 192 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.2
The text
As transmitted, in the capitals the NWS used until 2016.
040
WUUS51 KPHI 100053
SVRPHI
NJC001-009-011-100130-
/O.NEW.KPHI.SV.W.0099.150710T0053Z-150710T0130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
853 PM EDT THU JUL 9 2015
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHWESTERN ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
CAPE MAY COUNTY IN SOUTHERN NEW JERSEY...
SOUTHERN CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY...
* UNTIL 930 PM EDT
* AT 851 PM EDT...DOPPLER RADAR INDICATED A LINE OF SEVERE
THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM NEAR
CUMBERLAND TO NEAR MILTON...AND MOVING EAST AT 55 MPH.
* LOCATIONS IMPACTED INCLUDE...
VINELAND...MILLVILLE...CUMBERLAND...LAUREL LAKE...WOODBINE...ESTELL
MANOR...AVALON...CORBIN CITY...CAPE MAY COURT HOUSE...SCOTCH
BONNET...FAIRTON...BRICKSBORO...NEWPORT...PORT ELIZABETH...
CEDARVILLE...GOSHEN...ENGLISH CREEK...ELDORA...BIVALVE AND
BELLEPLAIN FOREST.
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.
INTENSE THUNDERSTORM LINES CAN OCCASIONALLY PRODUCE BRIEF TORNADOES
AND WIDESPREAD SIGNIFICANT WIND DAMAGE. ALTHOUGH NOT IMMEDIATELY
LIKELY...FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST
FLOOR OF YOUR HOME OR BUSINESS. THESE STORMS HAVE THE POTENTIAL TO
CAUSE SERIOUS INJURY AND SIGNIFICANT DAMAGE TO PROPERTY.
&&
LAT...LON 3932 7466 3933 7468 3930 7466 3910 7473
3911 7475 3908 7474 3905 7478 3907 7480
3905 7492 3917 7490 3919 7503 3922 7503
3918 7515 3924 7517 3930 7525 3929 7530
3938 7529 3940 7463
TIME...MOT...LOC 0051Z 267DEG 61KT 3940 7491 3877 7537
$$
GORSE/FRANCKThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 8:17 PM EDT | Special Marine Warning | PHI | 58 min | |
| Jul 9, 8:19 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Cumberland, Gloucester, Ocean and 1 more | 71 min |
| Jul 9, 8:28 PM EDT | Special Weather Statement | PHI | Monmouth | 47 min |
| Jul 9, 8:45 PM EDT | Special Marine Warning | PHI | 60 min | |
| Jul 9, 8:51 PM EDT | Flash Flood Warning | PHI | Burlington, Camden | 4 hr |
| Jul 9, 8:55 PM EDT | Tornado Warning | PHI | Burlington | 20 min |
| Jul 9, 9:19 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Cape May | 41 min |
| Jul 9, 9:28 PM EDT | Special Marine Warning | PHI | 62 min | |
| Jul 9, 10:00 PM EDT | Special Marine Warning | PHI | 60 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.