Alert archive / New Jersey / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 32, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 17, 2013, 6:38 PM EDT for 4 counties in New Jersey. It was in force for 67 min. 1 report 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 17, 2013, 6:38 PM EDT (22:38 UTC)
- Expired
- Jun 17, 2013, 7:45 PM EDT
- In force
- 67 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Atlantic County, NJ, Cape May County, NJ, Cumberland County, NJ, Salem County, NJ
The radar
The Dover AFB radar (KDOX), 74 km from the middle of the area, began a volume at 22:38 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 17, 6:40 PM EDT | TSTM WND DMG | Upper Deerfield Twp, NJ | A FEW TREES DOWN THROUGHOUT THE TWP. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 10.6 hours before the alert went out and 110 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
- 114 J/kg
- Mixed-layer CIN
- -81 J/kg
- Mixed-layer LCL
- 1078 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 10 m²/s²
- 0-3 km storm-relative helicity
- 87 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
317
WUUS51 KPHI 172238
SVRPHI
NJC001-009-011-033-172345-
/O.NEW.KPHI.SV.W.0032.130617T2238Z-130617T2345Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
638 PM EDT MON JUN 17 2013
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN CAPE MAY COUNTY IN SOUTHERN NEW JERSEY...
SOUTHWESTERN ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
SOUTHEASTERN SALEM COUNTY IN SOUTHERN NEW JERSEY...
CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY...
* UNTIL 745 PM EDT
* AT 634 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM. THE STORM WAS NEAR OLIVET...MOVING SOUTHEAST
AT 15 MPH. THIS STORM IS CAPABLE OF PRODUCING ONE INCH DIAMETER
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
BRIDGETON AROUND 645 PM EDT...
ROSENHAYN AROUND 650 PM EDT...
SOUTH VINELAND AND VINELAND AROUND 710 PM EDT...
MILLVILLE AROUND 715 PM EDT...
LAUREL LAKE AROUND 730 PM EDT...
CUMBERLAND AND PORT ELIZABETH AROUND 735 PM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
VERY HEAVY RAIN WILL ALSO OCCUR WITH THIS SEVERE THUNDERSTORM...WHICH
COULD FLOOD LOW LYING AREAS QUICKLY AND COVER ROADS WITH WATER. DO
NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM...AND
THE STORM WILL AFFECT THE BEACHES. FOR YOUR SAFETY...IMMEDIATELY MOVE
OFF THE BEACH AND SEEK SHELTER INDOORS.
&&
LAT...LON 3921 7464 3914 7469 3913 7471 3910 7469
3906 7474 3907 7477 3946 7532 3963 7517
3957 7506 3952 7500 3952 7497 3929 7454
TIME...MOT...LOC 2237Z 314DEG 15KT 3953 7517
$$
NIERENBERG1 follow-up statement
585
WWUS51 KPHI 172334
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
734 PM EDT MON JUN 17 2013
NJC001-009-011-033-172344-
/O.CAN.KPHI.SV.W.0032.000000T0000Z-130617T2345Z/
CAPE MAY NJ-ATLANTIC NJ-SALEM NJ-CUMBERLAND NJ-
734 PM EDT MON JUN 17 2013
...THE SEVERE THUNDERSTORM WARNING FOR CUMBERLAND...SOUTHEASTERN
SALEM...SOUTHWESTERN ATLANTIC AND NORTHERN CAPE MAY COUNTIES IS
CANCELLED...
THE STORM HAS WEAKENED TO BELOW SEVERE LIMITS...THEREFORE THE SEVERE
THUNDERSTORM WARNING HAS BEEN CANCELLED.
LAT...LON 3921 7464 3914 7469 3913 7471 3910 7469
3906 7474 3907 7477 3946 7532 3963 7517
3957 7506 3952 7500 3952 7497 3929 7454
TIME...MOT...LOC 2334Z 314DEG 15KT 3936 7495
$$
NIERENBERGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 8:15 PM EDT | Special Marine Warning | PHI | 60 min | |
| Jun 16, 8:51 PM EDT | Special Marine Warning | PHI | 84 min | |
| Jun 16, 10:38 PM EDT | Special Marine Warning | PHI | 82 min | |
| Jun 17, 2:37 PM EDT | Special Weather Statement | PHI | Hunterdon, Somerset | 53 min |
| Jun 17, 2:45 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Middlesex, Somerset | 60 min |
| Jun 17, 3:25 PM EDT | Special Weather Statement | PHI | Hunterdon, Somerset | 65 min |
| Jun 17, 4:06 PM EDT | Severe Thunderstorm Warning | PHI | Salem | 69 min |
| Jun 17, 5:02 PM EDT | Special Weather Statement | PHI | Mercer | 73 min |
| Jun 17, 5:14 PM EDT | Special Weather Statement | PHI | Gloucester | 61 min |
| Jun 17, 5:48 PM EDT | Special Weather Statement | PHI | Monmouth | 57 min |
| Jun 17, 5:55 PM EDT | Special Weather Statement | PHI | Salem | 65 min |
| Jun 17, 6:05 PM EDT | Special Weather Statement | PHI | Atlantic, Salem | 55 min |
| Jun 17, 6:29 PM EDT | Areal Flood Advisory | PHI | Salem | 2 hr |
| Jun 17, 6:58 PM EDT | Special Weather Statement | PHI | Cumberland, Salem | 92 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2013Every severe thunderstorm warning in 2013
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.