Alert archive / New Jersey / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 179, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 14, 2016, 9:49 PM EDT for Cecil County, Maryland; New Castle County, Delaware; Cumberland County, Salem County, New Jersey. 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
- Aug 14, 2016, 9:49 PM EDT (01:49 UTC)
- Expired
- Aug 14, 2016, 10:30 PM EDT
- In force
- 41 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties New Castle County, DE, Cecil County, MD, Cumberland County, NJ, Salem County, NJ
The radar
The Dover AFB radar (KDOX), 81 km from the middle of the area, began a volume at 01:50 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
Washington/Dulle, VA (KIAD), launched 00:00Z, 1.8 hours before the alert went out and 151 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
- 444 J/kg
- Mixed-layer CIN
- -123 J/kg
- Mixed-layer LCL
- 1571 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- -5 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
470
WUUS51 KPHI 150149
SVRPHI
DEC003-MDC015-NJC011-033-150230-
/O.NEW.KPHI.SV.W.0179.160815T0149Z-160815T0230Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
949 PM EDT SUN AUG 14 2016
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WEST CENTRAL NEW CASTLE COUNTY IN NORTHERN DELAWARE...
SOUTHEASTERN CECIL COUNTY IN NORTHEASTERN MARYLAND...
SOUTHWESTERN SALEM COUNTY IN SOUTHERN NEW JERSEY...
NORTHWESTERN CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY...
* UNTIL 1030 PM EDT
* AT 948 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER CAYOTS...OR
7 MILES WEST OF MIDDLETOWN...MOVING EAST AT 35 MPH.
HAZARD...60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED. WIND GUSTS BETWEEN 50 AND 60 MPH WERE
RECORDED ALONG THIS LINE OF STORMS.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
* LOCATIONS IMPACTED INCLUDE...
MIDDLETOWN...SALEM...ALLOWAY...QUINTON...DELAWARE CITY...SHILOH...
CAYOTS...HANCOCKS BRIDGE...MOUNT PLEASANT...BOHEMIAS MILLS...
NEWPORT MEADOWS...SAINT GEORGES...HOPE CREEK...PORT PENN...
HOLLYWOOD BEACH...CHESAPEAKE CITY AND ODESSA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3954 7601 3959 7530 3941 7528 3943 7598
3949 7600 3952 7598
TIME...MOT...LOC 0148Z 258DEG 32KT 3946 7587
HAIL...<.75IN
WIND...60MPH
$$
MWG2 follow-up statements
255
WWUS51 KPHI 150212
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1012 PM EDT SUN AUG 14 2016
MDC015-150222-
/O.CAN.KPHI.SV.W.0179.000000T0000Z-160815T0230Z/
CECIL MD-
1012 PM EDT SUN AUG 14 2016
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CECIL COUNTY IS
CANCELLED...
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.
LAT...LON 3959 7530 3941 7528 3943 7577 3956 7578
TIME...MOT...LOC 0212Z 257DEG 26KT 3950 7565
$$
DEC003-NJC011-033-150230-
/O.CON.KPHI.SV.W.0179.000000T0000Z-160815T0230Z/
NEW CASTLE DE-SALEM NJ-CUMBERLAND NJ-
1012 PM EDT SUN AUG 14 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 PM EDT
FOR WEST CENTRAL NEW CASTLE...SOUTHWESTERN SALEM AND NORTHWESTERN
CUMBERLAND COUNTIES...
AT 1012 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR MOUNT
PLEASANT...OR NEAR MIDDLETOWN...MOVING EAST AT 30 MPH.
HAZARD...60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
LOCATIONS IMPACTED INCLUDE...
MIDDLETOWN...SALEM...ALLOWAY...QUINTON...DELAWARE CITY...SHILOH...
HANCOCKS BRIDGE...MOUNT PLEASANT...NEWPORT MEADOWS...SAINT GEORGES...
HOPE CREEK...PORT PENN AND ODESSA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3959 7530 3941 7528 3943 7577 3956 7578
TIME...MOT...LOC 0212Z 257DEG 26KT 3950 7565
HAIL...<.75IN
WIND...60MPH
$$
SFJ070
WWUS51 KPHI 150221
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1021 PM EDT SUN AUG 14 2016
DEC003-NJC011-033-150230-
/O.EXP.KPHI.SV.W.0179.000000T0000Z-160815T0230Z/
NEW CASTLE DE-SALEM NJ-CUMBERLAND NJ-
1021 PM EDT SUN AUG 14 2016
...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL NEW CASTLE...
SOUTHWESTERN SALEM AND NORTHWESTERN CUMBERLAND COUNTIES WILL EXPIRE
AT 1030 PM EDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE. HOWEVER GUSTY
WINDS TO 40 MPH ARE STILL POSSIBLE WITH THIS THUNDERSTORM.
LAT...LON 3959 7530 3941 7528 3943 7577 3956 7578
TIME...MOT...LOC 0217Z 258DEG 32KT 3950 7565
$$
SFJThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 14, 8:46 PM EDT | Special Weather Statement | PHI | Kent, Queen Anne's, Talbot | 29 min |
| Aug 14, 9:01 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 44 min |
| Aug 14, 9:34 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent | 56 min |
| Aug 14, 9:42 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's | 49 min |
| Aug 15, 3:21 PM EDT | Heat Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 29 hr |
| Aug 15, 6:56 PM EDT | Special Weather Statement | PHI | Kent, Queen Anne's | 64 min |
| Aug 15, 7:08 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 37 min |
| Aug 15, 7:49 PM EDT | Special Weather Statement | PHI | Kent | 41 min |
| Aug 14, 10:36 PM EDT | Special Weather Statement | PHI | Sussex | 24 min |
| Aug 14, 8:17 PM EDT | Special Weather Statement | PHI | Mercer | 43 min |
| Aug 14, 9:12 PM EDT | Special Weather Statement | PHI | Mercer, Middlesex | 33 min |
| Aug 14, 9:48 PM EDT | Special Marine Warning | PHI | 87 min | |
| Aug 14, 10:34 PM EDT | Special Weather Statement | PHI | Cape May, Cumberland | 41 min |
| Aug 14, 11:13 PM EDT | Special Weather Statement | PHI | Cape May | 17 min |
| Aug 15, 3:56 PM EDT | Small Craft Advisory | PHI | 37 hr |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2016Severe Thunderstorm Warnings in Maryland, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.