Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 39, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 12, 2015, 6:13 PM EDT for Monroe County, Northampton County, Pennsylvania; Warren County, New Jersey. It was in force for 28 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
- Jun 12, 2015, 6:13 PM EDT (22:13 UTC)
- Expired
- Jun 12, 2015, 6:41 PM EDT
- In force
- 28 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Warren County, NJ, Monroe County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 138 km from the middle of the area, began a volume at 22:13 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
Brookhaven, NY (KOKX), launched 12:00Z, 10.2 hours before the alert went out and 188 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.
925
WUUS51 KPHI 122213
SVRPHI
NJC041-PAC089-095-122300-
/O.NEW.KPHI.SV.W.0039.150612T2213Z-150612T2300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
613 PM EDT FRI JUN 12 2015
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN WARREN COUNTY IN NORTHWESTERN NEW JERSEY...
NORTHERN NORTHAMPTON COUNTY IN EASTERN PENNSYLVANIA...
EAST CENTRAL MONROE COUNTY IN NORTHEASTERN PENNSYLVANIA...
* UNTIL 700 PM EDT
* AT 612 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM
WAS LOCATED OVER STORMVILLE...OR 15 MILES SOUTHEAST OF MOUNT
POCONO...AND MOVING NORTHEAST AT 25 MPH.
* LOCATIONS IMPACTED INCLUDE...
EAST STROUDSBURG...BANGOR...EAST BANGOR...ECHO LAKE...WERRY LAKE...
MILLBROOK...DELAWARE WATER GAP...STROUDSBURG...ROSETO...HIDDEN
LAKE...SHAWNEE AND MARSHALLS CREEK.
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.
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLOODING OF POOR DRAINAGE AREAS. DO NOT DRIVE YOUR VEHICLE
THROUGH FLOODED ROADWAYS.
&&
LAT...LON 4114 7513 4114 7509 4108 7503 4110 7497
4107 7495 4083 7524 4115 7514
TIME...MOT...LOC 2212Z 233DEG 23KT 4093 7520
$$
JJM1 follow-up statement
102
WWUS51 KPHI 122241
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
641 PM EDT FRI JUN 12 2015
NJC041-PAC089-095-122250-
/O.CAN.KPHI.SV.W.0039.000000T0000Z-150612T2300Z/
WARREN NJ-NORTHAMPTON PA-MONROE PA-
641 PM EDT FRI JUN 12 2015
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN WARREN...NORTHERN
NORTHAMPTON AND EAST CENTRAL MONROE COUNTIES IS CANCELLED...
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.
LAT...LON 4114 7513 4114 7509 4108 7503 4110 7497
4107 7495 4083 7524 4115 7514
TIME...MOT...LOC 2238Z 233DEG 23KT 4104 7501
$$
!JJM!The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 11, 8:57 PM EDT | Special Weather Statement | PHI | Schuylkill | 48 min |
| Jun 11, 9:23 PM EDT | Special Weather Statement | PHI | Lehigh, Northampton | 52 min |
| Jun 11, 9:33 PM EDT | Special Weather Statement | PHI | Berks | 27 min |
| Jun 11, 9:41 PM EDT | Areal Flood Advisory | PHI | Lehigh, Northampton | 4 hr |
| Jun 11, 9:54 PM EDT | Special Weather Statement | PHI | Berks | 51 min |
| Jun 12, 4:38 PM EDT | Special Weather Statement | PHI | Montgomery | 52 min |
| Jun 12, 4:57 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Montgomery | 48 min |
| Jun 12, 5:07 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh, Northampton | 38 min |
| Jun 12, 5:41 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 49 min |
| Jun 12, 6:53 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh, Northampton | 52 min |
| Jun 12, 7:27 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 33 min |
| 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, 6:23 PM EDT | Severe Thunderstorm Warning | PHI | Sussex, Warren | 67 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2015Severe 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.