Alert archive / New Jersey / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 27, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 3, 2012, 1:50 PM EDT for Hunterdon County, Middlesex County, Somerset County, New Jersey. It was in force for 31 min. 2 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
- Jun 3, 2012, 1:50 PM EDT (17:50 UTC)
- Expired
- Jun 3, 2012, 2:21 PM EDT
- In force
- 31 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Hunterdon County, NJ, Middlesex County, NJ, Somerset County, NJ
The radar
The Philadelphia radar (KDIX), 69 km from the middle of the area, began a volume at 17:49 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 3, 1:55 PM EDT | HAIL 0.75 | Clinton, NJ | PEA TO DIME SIZE HAIL LASTING ABOUT 5 MINUTES |
| Jun 3, 1:58 PM EDT | HAIL 0.88 | Whitehouse Station, NJ | NICKEL SIZE HAIL IN WHITEHOUSE STATION |
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 148 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
- 4 J/kg
- Mixed-layer CIN
- -93 J/kg
- Mixed-layer LCL
- 1383 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- -7 m²/s²
- 0-3 km storm-relative helicity
- 2 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
981
WUUS51 KPHI 031750
SVRPHI
NJC019-023-035-031845-
/O.NEW.KPHI.SV.W.0027.120603T1750Z-120603T1845Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
150 PM EDT SUN JUN 3 2012
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN MIDDLESEX COUNTY IN NORTHERN NEW JERSEY...
SOMERSET COUNTY IN NORTHERN NEW JERSEY...
THIS INCLUDES THE CITY OF SOMERVILLE...
EAST CENTRAL HUNTERDON COUNTY IN NORTHWEST NEW JERSEY...
* UNTIL 245 PM EDT
* AT 145 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
ANNANDALE...OR 14 MILES WEST OF SOMERVILLE...AND MOVING SOUTHEAST
AT 25 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
WHITE HOUSE STATION AROUND 155 PM EDT...
BRIDGEWATER AND FLAGTOWN AROUND 215 PM EDT...
SOMERVILLE AROUND 220 PM EDT...
MANVILLE...MILLSTONE AND MARTINSVILLE AROUND 225 PM EDT...
BOUND BROOK AND MIDDLESEX AROUND 230 PM EDT...
SOMERSET AROUND 240 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.
PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.
&&
LAT...LON 4037 7454 4059 7497 4070 7485 4061 7444
4060 7444 4061 7441 4059 7436
TIME...MOT...LOC 1750Z 294DEG 21KT 4062 7483
$$
NIERENBERG1 follow-up statement
323
WWUS51 KPHI 031821
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
221 PM EDT SUN JUN 3 2012
NJC019-023-035-031831-
/O.CAN.KPHI.SV.W.0027.000000T0000Z-120603T1845Z/
HUNTERDON NJ-SOMERSET NJ-MIDDLESEX NJ-
221 PM EDT SUN JUN 3 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN MIDDLESEX...
SOMERSET AND EAST CENTRAL HUNTERDON COUNTIES IS CANCELLED...
THE STORM THAT PROMPTED THE WARNING HAS WEAKENED AND IS NO LONGER
SEVERE.
PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.
LAT...LON 4037 7454 4059 7497 4070 7485 4061 7444
4060 7444 4061 7441 4059 7436
TIME...MOT...LOC 1821Z 294DEG 21KT 4055 7461
$$
NIERENBERGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 3, 3:57 AM EDT | Coastal Flood Advisory | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 4 more | 23 hr |
| Jun 3, 12:33 PM EDT | Special Weather Statement | PHI | Warren | 57 min |
| Jun 3, 1:32 PM EDT | Special Weather Statement | PHI | Camden, Gloucester, Hunterdon, Mercer, Middlesex, Morris and 4 more | 118 min |
| Jun 3, 2:47 PM EDT | Special Weather Statement | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 5 more | 118 min |
| Jun 3, 4:53 PM EDT | Special Weather Statement | PHI | Hunterdon | 52 min |
| Jun 3, 5:38 PM EDT | Special Weather Statement | PHI | Mercer, Middlesex, Monmouth | 67 min |
| Jun 3, 5:59 PM EDT | Special Marine Warning | PHI | 91 min | |
| Jun 3, 7:20 PM EDT | Special Weather Statement | PHI | Burlington, Camden, Gloucester, Hunterdon, Mercer, Ocean and 1 more | 85 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2012Every severe thunderstorm warning in 2012
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.