Alert archive / New Jersey / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 184, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 9, 2012, 3:23 PM EDT for Sussex County, New Jersey. It was in force for 71 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 9, 2012, 3:23 PM EDT (19:23 UTC)
- Expired
- Aug 9, 2012, 4:34 PM EDT
- In force
- 71 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
County Sussex County, NJ
The radar
The Philadelphia radar (KDIX), 143 km from the middle of the area, began a volume at 19:24 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, 7.4 hours before the alert went out and 165 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
- 802 J/kg
- Mixed-layer CIN
- -51 J/kg
- Mixed-layer LCL
- 932 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 33 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
461
WUUS51 KPHI 091923
SVRPHI
NJC037-092045-
/O.NEW.KPHI.SV.W.0184.120809T1923Z-120809T2045Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
323 PM EDT THU AUG 9 2012
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SUSSEX COUNTY IN NORTHWEST NEW JERSEY...
THIS INCLUDES THE CITY OF NEWTON...
* UNTIL 445 PM EDT
* AT 319 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM 9 MILES NORTH OF MONTAGUE TO 7
MILES WEST OF HAINESVILLE TO FLATBROOKVILLE...OR ALONG A LINE
EXTENDING FROM 26 MILES NORTH OF NEWTON TO 15 MILES NORTHWEST OF
NEWTON TO 17 MILES WEST OF NEWTON...AND MOVING EAST AT 15 MPH.
* SEVERE THUNDERSTORMS WILL BE NEAR...
MONTAGUE AROUND 335 PM EDT...
HAINESVILLE AND FLATBROOKVILLE AROUND 340 PM EDT...
HIGH POINT AND FIVE POINTS AROUND 400 PM EDT...
CRANDON LAKES AROUND 405 PM EDT...
BRANCHVILLE AROUND 415 PM EDT...
NEWTON AND BRANCHVILLE AROUND 420 PM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...LARGE 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 4124 7444 4101 7463 4107 7494 4109 7497
4109 7499 4110 7500 4117 7489 4124 7487
4129 7484 4135 7476 4136 7471 4136 7469
TIME...MOT...LOC 1923Z 270DEG 13KT 4143 7475 4122 7492
4113 7504
$$
HEAVENER2 follow-up statements
915
WWUS51 KPHI 092006
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
406 PM EDT THU AUG 9 2012
NJC037-092045-
/O.CON.KPHI.SV.W.0184.000000T0000Z-120809T2045Z/
SUSSEX NJ-
406 PM EDT THU AUG 9 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT
FOR SUSSEX COUNTY...
AT 402 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR SUSSEX...OR 12 MILES NORTH OF NEWTON...MOVING EAST AT 25
MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
SUSSEX...7 MILES NORTH OF FRANKLIN AND 9 MILES NORTH OF OGDENSBURG
BY 415 PM EDT...
HAMBURG BY 420 PM EDT...
VERNON VALLEY BY 430 PM EDT...
THERE IS A SECOND STRENGTHENING THUNDERSTORM IN MONROE COUNTY THAT
WILL BE ENTERING SUSSEX COUNTY AND MIGHT ALSO BECOME SEVERE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.
&&
LAT...LON 4124 7444 4101 7463 4107 7494 4109 7497
4109 7499 4110 7500 4117 7489 4124 7487
4129 7484 4135 7476 4136 7471 4136 7469
TIME...MOT...LOC 2006Z 274DEG 21KT 4121 7467
$$
TFG053
WWUS51 KPHI 092034 RRA
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
434 PM EDT THU AUG 9 2012
NJC037-092044-
/O.CAN.KPHI.SV.W.0184.000000T0000Z-120809T2045Z/
SUSSEX NJ-
434 PM EDT THU AUG 9 2012
...THE SEVERE THUNDERSTORM WARNING FOR SUSSEX COUNTY IS CANCELLED...
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 4124 7444 4101 7463 4107 7494 4109 7497
4109 7499 4110 7500 4117 7489 4124 7487
4129 7484 4135 7476 4136 7471 4136 7469
TIME...MOT...LOC 2034Z 274DEG 21KT 4120 7445
$$
TFGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 9, 1:17 PM EDT | Special Marine Warning | PHI | 88 min | |
| Aug 9, 1:46 PM EDT | Special Marine Warning | PHI | 54 min | |
| Aug 9, 2:01 PM EDT | Special Marine Warning | PHI | 119 min | |
| Aug 9, 2:20 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Warren | 70 min |
| Aug 9, 2:25 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Somerset | 65 min |
| Aug 9, 2:56 PM EDT | Special Weather Statement | PHI | Sussex | 94 min |
| Aug 9, 3:35 PM EDT | Special Weather Statement | PHI | Mercer, Middlesex, Morris, Somerset | 55 min |
| Aug 9, 4:18 PM EDT | Special Weather Statement | PHI | Hunterdon | 57 min |
| Aug 9, 4:33 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Somerset | 57 min |
| Aug 9, 4:57 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer, Middlesex, Monmouth | 78 min |
| Aug 9, 5:06 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Mercer, Somerset | 3 hr |
| Aug 9, 5:08 PM EDT | Special Weather Statement | PHI | Mercer, Middlesex, Monmouth | 2 hr |
| Aug 9, 5:26 PM EDT | Flash Flood Warning | PHI | Hunterdon, Mercer | 2 hr |
| Aug 9, 5:48 PM EDT | Areal Flood Advisory | PHI | Middlesex | 2 hr |
| Aug 9, 6:17 PM EDT | Flash Flood Warning | PHI | Middlesex | 88 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.