Alert archive / New Jersey / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 118, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 29, 2008, 11:51 PM EDT for Atlantic County, Cape May County, Cumberland County, New Jersey; Kent County, Sussex County, Delaware. It was in force for 69 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
- Jun 29, 2008, 11:51 PM EDT (03:51 UTC)
- Expired
- Jun 30, 2008, 1:00 AM EDT
- In force
- 69 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Kent County, DE, Sussex County, DE, Atlantic County, NJ, Cape May County, NJ, Cumberland County, NJ
The radar
The Dover AFB radar (KDOX), 19 km from the middle of the area, began a volume at 03:54 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 |
|---|---|---|---|
| Jun 29, 4:37 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 00:00Z, 3.9 hours before the alert went out and 115 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
- 2674 J/kg
- Mixed-layer CIN
- -26 J/kg
- Mixed-layer LCL
- 1191 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 117 m²/s²
- 0-3 km storm-relative helicity
- 178 m²/s²
- Significant tornado parameter
- 1.6
- Supercell composite
- 15.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS51 KPHI 300354
SVRPHI
DEC001-005-NJC001-009-011-300500-
/O.NEW.KPHI.SV.W.0118.080630T0351Z-080630T0500Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1151 PM EDT SUN JUN 29 2008
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN KENT COUNTY IN CENTRAL DELAWARE...
NORTHEASTERN SUSSEX COUNTY IN SOUTHERN DELAWARE...
SOUTHWESTERN ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
CAPE MAY COUNTY IN SOUTHERN NEW JERSEY...
CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY...
* UNTIL 100 AM EDT
* AT 1146 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM 9 MILES SOUTHWEST OF CHESWOLD TO REHOBOTH BEACH...AND MOVING
NORTHEAST AT 40 MPH.
* SEVERE THUNDERSTORMS WILL BE NEAR...
CHESWOLD...DOVER DOWNS...DOVER AND BOWERS BY MIDNIGHT...
NORTH CAPE MAY AND CAPE MAY BY 1215 AM...
WILDWOOD CREST...GREEN CREEK...WILDWOOD AND RIO GRANDE BY 1225
AM...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 200 AM MONDAY
MORNING FOR DELAWARE AND NORTHEASTERN MARYLAND AND SOUTHERN NEW
JERSEY.
LAT...LON 3868 7508 3865 7512 3920 7574 3932 7543
3921 7538 3917 7516 3934 7537 3953 7484
3930 7452 3900 7478 3892 7493 3892 7497
3916 7491 3920 7539 3908 7539 3892 7530
3882 7519 3879 7507 3860 7505 3860 7506
TIME...MOT...LOC 0351Z 236DEG 34KT 3917 7568 3871 7502
$$
SZATKOWSKI1 follow-up statement
000
WWUS51 KPHI 300433
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1232 AM EDT MON JUN 30 2008
DEC001-005-300442-
/O.CAN.KPHI.SV.W.0118.000000T0000Z-080630T0500Z/
KENT DE-SUSSEX DE-
1232 AM EDT MON JUN 30 2008
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN SUSSEX AND
NORTHERN KENT COUNTIES IS CANCELLED...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 200 AM EDT MONDAY
MORNING FOR DELAWARE AND NORTHEASTERN MARYLAND AND SOUTHERN NEW
JERSEY.
LAT...LON 3930 7455 3928 7454 3920 7464 3907 7471
3900 7478 3892 7493 3892 7497 3911 7490
3916 7491 3918 7503 3920 7504 3918 7516
3923 7518 3929 7527 3928 7530 3934 7537
3953 7484 3930 7452
TIME...MOT...LOC 0432Z 236DEG 34KT 3939 7527 3893 7461
$$
NJC001-009-011-300500-
/O.CON.KPHI.SV.W.0118.000000T0000Z-080630T0500Z/
CUMBERLAND NJ-CAPE MAY NJ-ATLANTIC NJ-
1232 AM EDT MON JUN 30 2008
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 AM EDT
FOR SOUTHWESTERN ATLANTIC...CAPE MAY AND CUMBERLAND COUNTIES...
AT 1230 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM FAIRTON TO 11 MILES SOUTHEAST OF NORTH WILDWOOD...OR
ALONG A LINE EXTENDING FROM 17 MILES WEST OF VINELAND TO 43 MILES
SOUTHEAST OF VINELAND...MOVING NORTHEAST AT 40 MPH.
SEVERE THUNDERSTORMS WILL BE NEAR...
ELDORA...DENNISVILLE...LAUREL LAKE AND AVALON BY 1240 AM EDT...
BELLEPLAIN...WOODBINE...SEA ISLE CITY AND MILLVILLE BY 1245 AM
EDT...
SEAVILLE AND SOUTH VINELAND BY 1250 AM EDT...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 200 AM EDT MONDAY
MORNING FOR DELAWARE AND NORTHEASTERN MARYLAND AND SOUTHERN NEW
JERSEY.
LAT...LON 3930 7455 3928 7454 3920 7464 3907 7471
3900 7478 3892 7493 3892 7497 3911 7490
3916 7491 3918 7503 3920 7504 3918 7516
3923 7518 3929 7527 3928 7530 3934 7537
3953 7484 3930 7452
TIME...MOT...LOC 0432Z 236DEG 34KT 3939 7527 3893 7461
$$
SZATKOWSKIThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 11:03 PM EDT | Special Marine Warning | PHI | 117 min | |
| Jun 30, 12:27 AM EDT | Special Marine Warning | PHI | 2 hr | |
| Jun 30, 12:38 AM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Cumberland, Gloucester, Ocean and 1 more | 67 min |
| Jun 30, 1:12 AM EDT | Severe Thunderstorm Warning | PHI | Burlington, Monmouth, Ocean | 78 min |
| Jun 30, 1:44 AM EDT | Special Marine Warning | PHI | 60 min | |
| Jun 29, 10:45 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 75 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2008Severe Thunderstorm Warnings in Delaware, 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.