Alert archive / New Jersey / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 274, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Nov 15, 2008, 5:55 PM EST for Atlantic County, Cape May County, Cumberland County, New Jersey. It was in force for 50 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
- Nov 15, 2008, 5:55 PM EST (22:55 UTC)
- Expired
- Nov 15, 2008, 6:45 PM EST
- In force
- 50 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Atlantic County, NJ, Cape May County, NJ, Cumberland County, NJ
The radar
The Dover AFB radar (KDOX), 73 km from the middle of the area, began a volume at 22:57 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 |
|---|---|---|---|
| Nov 15, 12:22 PM EST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 10.9 hours before the alert went out and 159 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
- 56 J/kg
- Mixed-layer CIN
- -134 J/kg
- Mixed-layer LCL
- 794 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 258 m²/s²
- 0-3 km storm-relative helicity
- 267 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS51 KPHI 152255
SVRPHI
NJC001-009-011-160015-
/O.NEW.KPHI.SV.W.0274.081115T2255Z-081116T0015Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
555 PM EST SAT NOV 15 2008
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
CAPE MAY COUNTY IN SOUTHERN NEW JERSEY...
CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY...
* UNTIL 715 PM EST
* AT 548 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS
IN EXCESS OF 60 MPH. THE STORMS EXTENDED FROM NEAR ALLOWAY
TOWNSHIP NEW JERSEY TO NEAR DOVER DELAWARE. THE STORMS WERE
MOVING EAST AT 30 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
NEWPORT BY 600 PM...
LAUREL LAKE...PORT NORRIS AND BIVALVE BY 610 PM...
CUMBERLAND BY 615 PM...
BELLEPLAIN BY 620 PM...
WOODBINE BY 625 PM...
ESTELL MANOR BY 630 PM...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM SATURDAY EVENING FOR
NORTHWESTERN NEW JERSEY AND NORTHEASTERN PENNSYLVANIA.
LAT...LON 3932 7447 3930 7455 3907 7474 3892 7493
3896 7498 3911 7490 3916 7491 3918 7503
3920 7504 3917 7515 3923 7518 3935 7539
3952 7522 3944 7509 3948 7502 3968 7474
3947 7439 3945 7439 3944 7434
TIME...MOT...LOC 2252Z 266DEG 36KT 3929 7525
$$
NIERENBERG1 follow-up statement
000
WWUS51 KPHI 152345
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
645 PM EST SAT NOV 15 2008
NJC001-009-011-152355-
/O.CAN.KPHI.SV.W.0274.000000T0000Z-081116T0015Z/
CUMBERLAND NJ-CAPE MAY NJ-ATLANTIC NJ-
645 PM EST SAT NOV 15 2008
...THE SEVERE THUNDERSTORM WARNING FOR ATLANTIC...CAPE MAY AND
CUMBERLAND COUNTIES IS CANCELLED...
THE THUNDERSTORMS HAVE WEAKENED, BUT WIND GUSTS TO 40 MPH ARE STILL
POSSIBLE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM EST SATURDAY EVENING
FOR SOUTHERN DELAWARE AND SOUTHERN NEW JERSEY AND SOUTHEAST
PENNSYLVANIA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 900 PM EST
SATURDAY EVENING FOR NORTHWESTERN NEW JERSEY.
LAT...LON 3932 7447 3930 7455 3907 7474 3892 7493
3896 7498 3911 7490 3916 7491 3918 7503
3920 7504 3917 7515 3923 7518 3935 7539
3952 7522 3944 7509 3948 7502 3968 7474
3947 7439 3945 7439 3944 7434
TIME...MOT...LOC 2345Z 266DEG 36KT 3933 7457
$$
NIERENBERGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 15, 3:10 AM EST | Gale Warning | PHI | 39 hr | |
| Nov 15, 4:56 PM EST | Special Marine Warning | PHI | 64 min | |
| Nov 15, 5:37 PM EST | Special Marine Warning | PHI | 83 min | |
| Nov 15, 6:11 PM EST | Special Marine Warning | PHI | 49 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 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.