Alert archive / New Jersey / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 112, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 17, 2011, 1:48 PM EDT for Sussex County, Warren County, New Jersey; Monroe County, Pennsylvania. It was in force for 57 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, 2011, 1:48 PM EDT (17:48 UTC)
- Expired
- Jun 17, 2011, 2:45 PM EDT
- In force
- 57 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Sussex County, NJ, Warren County, NJ, Monroe County, PA
The radar
The Philadelphia radar (KDIX), 141 km from the middle of the area, began a volume at 17:48 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, 2:08 PM EDT | HAIL 0.25 | Blairstown, NJ | PEA SIZE HAIL |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 5.8 hours before the alert went out and 175 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
- 307 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 444 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 294 m²/s²
- 0-3 km storm-relative helicity
- 310 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
194
WUUS51 KPHI 171748
SVRPHI
NJC037-041-PAC089-171845-
/O.NEW.KPHI.SV.W.0112.110617T1748Z-110617T1845Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
148 PM EDT FRI JUN 17 2011
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EAST CENTRAL MONROE COUNTY IN NORTHEAST PENNSYLVANIA...
NORTHERN SUSSEX COUNTY IN NORTHWEST NEW JERSEY...
NORTH CENTRAL WARREN COUNTY IN NORTHWEST NEW JERSEY...
* UNTIL 245 PM EDT
* AT 144 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM. THIS STORM WAS LOCATED NEAR DELAWARE WATER
GAP...OR 14 MILES SOUTHEAST OF MOUNT POCONO...AND MOVING
NORTHEAST AT 10 MPH. THIS STORM IS CAPABLE OF PRODUCING LARGE
HAIL AND WIND GUSTS IN EXCESS OF 58 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
ECHO LAKE AROUND 210 PM EDT...
6 MILES NORTHWEST OF BLAIRSTOWN AROUND 215 PM EDT...
FLATBROOKVILLE AROUND 240 PM EDT...
FIVE POINTS AND CRANDON LAKES AROUND 245 PM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
&&
LAT...LON 4125 7447 4088 7507 4096 7513 4095 7518
4102 7529 4116 7514 4115 7509 4109 7503
4111 7495 4120 7488 4127 7484 4132 7479
4135 7471 4135 7468
TIME...MOT...LOC 1748Z 241DEG 10KT 4102 7512
$$
JJM1 follow-up statement
183
WWUS51 KPHI 171821
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
221 PM EDT FRI JUN 17 2011
PAC089-171830-
/O.CAN.KPHI.SV.W.0112.000000T0000Z-110617T1845Z/
MONROE PA-
221 PM EDT FRI JUN 17 2011
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL MONROE COUNTY IS
CANCELLED...
SHOWERS AND A FEW THUNDERSTORMS ARE STILL POSSIBLE IN EASTERN MONROE
COUNTY THROUGH THE NEXT HOUR OR SO, BUT THE SEVERE WEATHER AS MOVED
OUT OF THE AREA.
LAT...LON 4125 7448 4088 7507 4096 7513 4099 7514
4102 7505 4107 7497 4109 7499 4110 7498
4111 7495 4115 7491 4127 7484 4132 7479
4135 7468
TIME...MOT...LOC 1820Z 241DEG 10KT 4106 7502
$$
NJC037-041-171845-
/O.CON.KPHI.SV.W.0112.000000T0000Z-110617T1845Z/
SUSSEX NJ-WARREN NJ-
221 PM EDT FRI JUN 17 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM EDT
FOR NORTH CENTRAL WARREN AND NORTHERN SUSSEX COUNTIES...
AT 218 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM. THIS STORM WAS LOCATED NEAR
FLATBROOKVILLE...OR 14 MILES WEST OF NEWTON...MOVING NORTHEAST AT 20
MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
FLATBROOKVILLE BY 240 PM EDT...
FIVE POINTS AND CRANDON LAKES BY 245 PM EDT...
LAT...LON 4125 7448 4088 7507 4096 7513 4099 7514
4102 7505 4107 7497 4109 7499 4110 7498
4111 7495 4115 7491 4127 7484 4132 7479
4135 7468
TIME...MOT...LOC 1820Z 241DEG 10KT 4106 7502
$$
JJMThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 9:32 PM EDT | Coastal Flood Advisory | PHI | Salem | 4 hr |
| Jun 17, 2:00 AM EDT | Special Weather Statement | PHI | Cape May | 60 min |
| Jun 17, 4:39 AM EDT | Special Weather Statement | PHI | Mercer, Middlesex, Somerset | 51 min |
| Jun 17, 1:30 PM EDT | Special Weather Statement | PHI | Sussex, Warren | 60 min |
| Jun 17, 1:45 PM EDT | Special Weather Statement | PHI | Morris | 45 min |
| Jun 17, 3:31 PM EDT | Special Weather Statement | PHI | Middlesex | 59 min |
| Jun 17, 3:45 PM EDT | Special Weather Statement | PHI | Cumberland, Gloucester, Salem | 60 min |
| Jun 17, 4:48 PM EDT | Special Weather Statement | PHI | Monmouth | 57 min |
| Jun 17, 7:35 PM EDT | Special Marine Warning | PHI | 25 min | |
| Jun 17, 4:05 AM EDT | Special Weather Statement | PHI | Philadelphia | 55 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2011Severe Thunderstorm Warnings in Pennsylvania, 2011Every severe thunderstorm warning in 2011
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.