Alert archive / New Jersey / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 204, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 2, 2008, 6:19 PM EDT for Sussex County, Warren County, New Jersey; Monroe County, Pennsylvania. It was in force for 56 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 2, 2008, 6:19 PM EDT (22:19 UTC)
- Expired
- Aug 2, 2008, 7:15 PM EDT
- In force
- 56 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), 142 km from the middle of the area, began a volume at 22:22 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 2, 10:39 AM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 10.3 hours before the alert went out and 171 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
- 84 J/kg
- Mixed-layer CIN
- -66 J/kg
- Mixed-layer LCL
- 1436 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS51 KPHI 022219
SVRPHI
NJC037-041-PAC089-022315-
/O.NEW.KPHI.SV.W.0204.080802T2219Z-080802T2315Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
619 PM EDT SAT AUG 2 2008
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHEASTERN MONROE COUNTY IN NORTHEAST PENNSYLVANIA...
SUSSEX COUNTY IN NORTHWEST NEW JERSEY...
NORTH CENTRAL WARREN COUNTY IN NORTHWEST NEW JERSEY...
* UNTIL 715 PM EDT
* AT 617 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM 13 MILES NORTH OF VERNON VALLEY
TO MOUNTAINHOME...OR ALONG A LINE EXTENDING FROM 21 MILES EAST OF
MONTAGUE TO 6 MILES NORTHEAST OF MOUNT POCONO...AND MOVING EAST AT
22 MPH.
* SEVERE THUNDERSTORMS WILL BE NEAR...
HIGH POINT BY 625 PM...
HAINESVILLE BY 635 PM...
FLATBROOKVILLE BY 700 PM...
VERNON VALLEY AND SUSSEX BY 705 PM...
CRANDON LAKES AND BRANCHVILLE BY 710 PM...
FIVE POINTS...HAMBURG AND HIGHLAND LAKE BY 715 PM...
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM SATURDAY
EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW JERSEY AND
SOUTHEASTERN PENNSYLVANIA.
LAT...LON 4120 7437 4112 7445 4097 7484 4118 7533
4123 7514 4116 7515 4115 7509 4110 7504
4109 7502 4115 7491 4128 7483 4133 7477
4135 7469
TIME...MOT...LOC 2219Z 284DEG 19KT 4141 7440 4117 7525
$$
MPDThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 6:55 AM EDT | Special Marine Warning | PHI | 65 min | |
| Aug 2, 7:20 AM EDT | Special Marine Warning | PHI | 115 min | |
| Aug 2, 7:40 AM EDT | Severe Thunderstorm Warning | PHI | Cape May | 65 min |
| Aug 2, 8:08 AM EDT | Severe Thunderstorm Warning | PHI | Atlantic | 52 min |
| Aug 2, 8:31 AM EDT | Special Marine Warning | PHI | 119 min | |
| Aug 2, 9:22 AM EDT | Special Marine Warning | PHI | 24 min | |
| Aug 2, 10:51 AM EDT | Areal Flood Advisory | PHI | Sussex, Warren | 3 hr |
| Aug 2, 11:31 AM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Somerset | 59 min |
| Aug 2, 12:06 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Middlesex, Monmouth, Somerset | 54 min |
| Aug 2, 12:54 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Monmouth | 66 min |
| Aug 2, 1:22 PM EDT | Special Marine Warning | PHI | 53 min | |
| Aug 2, 4:35 PM EDT | Severe Thunderstorm Warning | PHI | Burlington | 55 min |
| Aug 2, 5:40 PM EDT | Severe Thunderstorm Warning | PHI | Ocean | 65 min |
| Aug 2, 5:50 PM EDT | Severe Thunderstorm Warning | PHI | Warren | 55 min |
| Aug 2, 5:58 PM EDT | Special Marine Warning | PHI | 62 min | |
| Aug 2, 6:35 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Somerset, Warren | 26 min |
| Aug 2, 10:29 AM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 44 min |
| Aug 2, 6:51 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 54 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2008Severe Thunderstorm Warnings in Pennsylvania, 2008Every severe thunderstorm warning in 2008
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.