Alert archive / New Jersey / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 113, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 18, 2016, 4:14 PM EDT for Salem County, New Jersey; New Castle County, Delaware. It was in force for 46 min. 8 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
- Jul 18, 2016, 4:14 PM EDT (20:14 UTC)
- Expired
- Jul 18, 2016, 5:00 PM EDT
- In force
- 46 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties New Castle County, DE, Salem County, NJ
The radar
The Dover AFB radar (KDOX), 99 km from the middle of the area, began a volume at 20:17 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 |
|---|---|---|---|
| Jul 18, 4:18 PM EDT | TSTM WND GST 50 | Stanton, DE | |
| Jul 18, 4:20 PM EDT | TSTM WND DMG | Newport, DE | SOME TREES AND POWER LINES DOWN. TIME ESTIMATED FROM RADAR. |
| Jul 18, 4:25 PM EDT | TSTM WND DMG | Wilmington Manor, DE | LARGE TREE DOWN. TIME ESTIMATED FROM RADAR. |
| Jul 18, 4:26 PM EDT | TSTM WND GST 53 | New Castle County Airpo, DE | |
| Jul 18, 4:26 PM EDT | TSTM WND GST 54 | New Castle County Airpo, DE | |
| Jul 18, 4:28 PM EDT | TSTM WND DMG | 2 Wsw Wilmington, DE | LARGE TREE COMPLETELY TOPPLED OVER AND ONTO A DRIVEWAY AND ROAD. THIS OCCURRED IN THE RICHARDSON PARK AREA. TIME ESTIMATED BASED ON RADAR. |
| Jul 18, 4:30 PM EDT | TSTM WND DMG | Wilmington, DE | SEVERAL LARGE TREE LIMBS SNAPPED OFF. |
| Jul 18, 4:30 PM EDT | TSTM WND GST 50 | Wilmington, DE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
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 18, 1:42 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 8.2 hours before the alert went out and 182 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
- 200 J/kg
- Mixed-layer CIN
- -105 J/kg
- Mixed-layer LCL
- 1480 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 4 m²/s²
- 0-3 km storm-relative helicity
- 18 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
804
WUUS51 KPHI 182014
SVRPHI
DEC003-NJC033-182100-
/O.NEW.KPHI.SV.W.0113.160718T2014Z-160718T2100Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
414 PM EDT MON JUL 18 2016
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN NEW CASTLE COUNTY IN NORTHERN DELAWARE...
NORTHWESTERN SALEM COUNTY IN SOUTHERN NEW JERSEY...
* UNTIL 500 PM EDT
* AT 414 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER PIKE
CREEK... OR NEAR NEWARK...MOVING EAST AT 20 MPH.
HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
* LOCATIONS IMPACTED INCLUDE...
WILMINGTON...NEWARK...PENNSVILLE...CARNEYS POINT...ELSMERE...
NEW CASTLE...PENNS GROVE...SALEM...NEWPORT...WILMINGTON MANOR...
GREENVILLE...DELAWARE MEMORIAL BRIDGE...PIKE CREEK...HOCKESSIN...
STANTON...NORTH STAR...BEAR...BELLEFONTE...BROOKSIDE AND EDGEMOOR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...FREQUENT CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE
ENOUGH TO BE STRUCK BY LIGHTNING.
&&
LAT...LON 3979 7569 3976 7540 3975 7538 3971 7536
3952 7545 3968 7576
TIME...MOT...LOC 2014Z 286DEG 17KT 3972 7569
HAIL...0.75IN
WIND...60MPH
$$
PO1 follow-up statement
505
WWUS51 KPHI 182044
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
444 PM EDT MON JUL 18 2016
DEC003-NJC033-182100-
/O.CON.KPHI.SV.W.0113.000000T0000Z-160718T2100Z/
NEW CASTLE DE-SALEM NJ-
444 PM EDT MON JUL 18 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EDT
FOR NORTHERN NEW CASTLE AND NORTHWESTERN SALEM COUNTIES...
AT 443 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER NEW
CASTLE...OR NEAR WILMINGTON...MOVING EAST AT 15 MPH.
HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
LOCATIONS IMPACTED INCLUDE...
WILMINGTON...NEWARK...PENNSVILLE...CARNEYS POINT...ELSMERE...NEW
CASTLE...
PENNS GROVE...SALEM...NEWPORT...WILMINGTON MANOR...DELAWARE MEMORIAL
BRIDGE...STANTON...BEAR...BELLEFONTE...BROOKSIDE AND EDGEMOOR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3978 7555 3977 7554 3977 7551 3976 7540
3975 7538 3973 7538 3971 7536 3952 7545
3967 7575
TIME...MOT...LOC 2043Z 290DEG 14KT 3966 7558
HAIL...0.75IN
WIND...60MPH
$$
POThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 4:04 AM EDT | Small Craft Advisory | PHI | 12 hr | |
| Jul 18, 2:42 PM EDT | Special Weather Statement | PHI | Sussex | 63 min |
| Jul 18, 2:51 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon | 39 min |
| Jul 18, 3:25 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon | 50 min |
| Jul 18, 3:41 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester | 49 min |
| Jul 18, 4:04 PM EDT | Special Weather Statement | PHI | Camden, Gloucester, Salem | 56 min |
| Jul 18, 4:07 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Morris, Somerset | 38 min |
| Jul 18, 4:15 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden, Gloucester, Salem | 2 hr |
| Jul 18, 4:37 PM EDT | Severe Thunderstorm Warning | PHI | Salem | 38 min |
| Jul 18, 4:47 PM EDT | Special Marine Warning | PHI | 88 min | |
| Jul 18, 4:47 PM EDT | Special Weather Statement | PHI | Burlington, Camden | 43 min |
| Jul 18, 5:00 PM EDT | Special Marine Warning | PHI | 60 min | |
| Jul 18, 5:07 PM EDT | Special Marine Warning | PHI | 83 min | |
| Jul 18, 5:22 PM EDT | Special Weather Statement | PHI | Cumberland, Salem | 53 min |
| Jul 18, 5:49 PM EDT | Special Marine Warning | PHI | 116 min | |
| Jul 18, 5:51 PM EDT | Severe Thunderstorm Warning | PHI | Ocean | 24 min |
| Jul 18, 6:05 PM EDT | Special Marine Warning | PHI | 85 min | |
| Jul 18, 6:23 PM EDT | Special Marine Warning | PHI | 97 min | |
| Jul 18, 7:43 PM EDT | Special Weather Statement | PHI | Sussex | 47 min |
| Jul 18, 5:18 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 57 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2016Severe Thunderstorm Warnings in Delaware, 2016Every severe thunderstorm warning in 2016
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.