Alert archive / Delaware / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 127, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 8, 2008, 6:13 PM EDT for Kent County, Sussex County, Delaware. It was in force for 47 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
- Jul 8, 2008, 6:13 PM EDT (22:13 UTC)
- Expired
- Jul 8, 2008, 7:00 PM EDT
- In force
- 47 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Kent County, DE, Sussex County, DE
The radar
The Dover AFB radar (KDOX), 8 km from the middle of the area, began a volume at 22:16 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
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 10.2 hours before the alert went out and 93 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
- 289 J/kg
- Mixed-layer CIN
- -92 J/kg
- Mixed-layer LCL
- 824 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- -8 m²/s²
- 0-3 km storm-relative helicity
- -11 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 082212
SVRPHI
DEC001-005-082300-
/O.NEW.KPHI.SV.W.0127.080708T2213Z-080708T2300Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
613 PM EDT TUE JUL 8 2008
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EAST CENTRAL KENT COUNTY IN CENTRAL DELAWARE...
NORTHERN SUSSEX COUNTY IN SOUTHERN DELAWARE...
* UNTIL 700 PM EDT
* AT 611 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
OF 60 MPH. THIS STORM WAS LOCATED NEAR GEORGETOWN...AND MOVING
NORTHEAST AT 33 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
ELLENDALE BY 625 PM...
MILTON BY 630 PM...
7 MILES SOUTHEAST OF MILFORD BY 635 PM...
SLAUGHTER BEACH BY 645 PM...
6 MILES SOUTHEAST OF BIG STONE BEACH BY 650 PM...
LAT...LON 3867 7563 3906 7538 3906 7537 3903 7533
3898 7529 3892 7530 3889 7525 3882 7519
3881 7517 3856 7544
TIME...MOT...LOC 2213Z 215DEG 28KT 3870 7546
$$
PO1 follow-up statement
000
WWUS51 KPHI 082252
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
652 PM EDT TUE JUL 8 2008
DEC001-005-082302-
/O.EXP.KPHI.SV.W.0127.000000T0000Z-080708T2300Z/
KENT DE-SUSSEX DE-
652 PM EDT TUE JUL 8 2008
...THE SEVERE THUNDERSTORM WARNING FOR SUSSEX AND EAST CENTRAL KENT
COUNTIES WILL EXPIRE AT 700 PM EDT...
THE THREAT FOR SEVERE WEATHER HAS DIMINISHED. THE WARNING HAS BEEN
ALLOWED TO EXPIRE.
LAT...LON 3867 7563 3906 7538 3906 7537 3903 7533
3898 7529 3892 7530 3889 7525 3882 7519
3881 7517 3856 7544
TIME...MOT...LOC 2252Z 215DEG 28KT 3895 7524
$$
POThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 6:30 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 30 min |
Nearby
Severe 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.