Alert archive / New Jersey / Special Weather Statements in 2012

Special Weather Statement, NWS Philadelphia/Mount Holly

July 5, 2012Cape May County, Cumberland County, New Jersey

NWS Philadelphia/Mount Holly issued this special weather statement at Jul 5, 2012, 1:39 AM EDT for Cape May County, Cumberland County, New Jersey. It was in force for 66 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 5, 2012, 1:39 AM EDT (05:39 UTC)
Expired
Jul 5, 2012, 2:45 AM EDT
In force
66 min
Issued by
NWS Philadelphia/Mount Holly

Counties Cape May County, NJ, Cumberland County, NJ

The radar

The Dover AFB radar (KDOX), 50 km from the middle of the area, began a volume at 05:38 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

Wallops Is Stn, VA (KWAL), launched 00:00Z, 5.7 hours before the alert went out and 141 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.

Skew-T log-pSkew-T log-p diagram, Wallops Is Stn, VA at 00:00Z on 2012-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1630 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Wallops Is Stn, VA at 00:00Z on 2012-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 81 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1630 J/kg
Mixed-layer CIN
-68 J/kg
Mixed-layer LCL
1736 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
81 m²/s²
0-3 km storm-relative helicity
147 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

069 
WWUS81 KPHI 050539
SPSPHI

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
ISSUED BY NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
139 AM EDT THU JUL 5 2012

NJZ021-023-024-050645-
ATLANTIC COASTAL CAPE MAY NJ-CAPE MAY NJ-CUMBERLAND NJ-
139 AM EDT THU JUL 5 2012

...A STRONG THUNDERSTORM WILL AFFECT CAPE MAY AND CUMBERLAND
COUNTIES...

AT 138 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 10 MILES SOUTH OF BRIDGETON...MOVING SOUTHEAST AT
30 MPH. THE THUNDERSTORM WILL BE NEAR MILLVILLE...CUMBERLAND AROUND
145 AM...PORT NORRIS AROUND 200 AM...VILLAS...WOODBINE AROUND 215
AM...CAPE MAY COURT HOUSE AND STONE HARBOR AROUND 230 AM.

WIND GUSTS TO 40 MPH AND SMALL HAIL ARE POSSIBLE WITH THIS STORM.

LAT...LON 3900 7497 3916 7489 3919 7503 3921 7505
      3920 7511 3917 7514 3923 7518 3930 7526
      3929 7530 3934 7534 3936 7540 3938 7541
      3950 7521 3920 7464 3900 7477 3893 7486
      3892 7491 3892 7497

$$

FORECASTER:

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 4, 10:23 PM EDTSpecial Weather StatementPHIMercer37 min
Jul 4, 10:52 PM EDTSpecial Weather StatementPHIOcean38 min
Jul 4, 11:01 PM EDTSevere Thunderstorm WarningPHIOcean29 min
Jul 4, 11:14 PM EDTSpecial Weather StatementPHIMercer46 min
Jul 5, 12:08 AM EDTSpecial Weather StatementPHIBurlington, Mercer37 min
Jul 5, 12:34 AM EDTSpecial Weather StatementPHIBurlington, Ocean41 min
Jul 5, 12:35 AM EDTSpecial Weather StatementPHIBurlington, Ocean40 min
Jul 5, 1:00 AM EDTSpecial Marine WarningPHI51 min
Jul 5, 1:15 AM EDTSpecial Weather StatementPHIAtlantic, Ocean60 min
Jul 5, 4:28 AM EDTExcessive Heat WatchPHIAtlantic, Cape May, Cumberland, Salem24 hr
Jul 5, 3:53 PM EDTCoastal Flood StatementPHIAtlantic, Burlington, Cape May, Cumberland, Middlesex, Monmouth and 1 more9 hr
Jul 4, 9:18 PM EDTSpecial Weather StatementPHICarbon, Monroe57 min
Jul 4, 10:37 PM EDTSpecial Weather StatementPHIBerks, Lehigh38 min
Jul 4, 11:07 PM EDTSevere Thunderstorm WarningPHIBerks, Lehigh27 min
Jul 4, 11:37 PM EDTSpecial Weather StatementPHIMontgomery38 min
Jul 4, 11:45 PM EDTSevere Thunderstorm WarningPHIBucks, Montgomery28 min
Jul 5, 1:34 AM EDTSpecial Weather StatementPHILehigh56 min
Jul 5, 1:41 AM EDTSevere Thunderstorm WarningPHIBerks, Bucks, Carbon, Lehigh, Montgomery, Northampton34 min
Jul 5, 6:49 PM EDTSpecial Weather StatementPHIKent41 min
Jul 5, 7:28 PM EDTSpecial Weather StatementPHIKent, Queen Anne's47 min
Jul 5, 7:36 PM EDTSevere Thunderstorm WarningPHIKent, Queen Anne's39 min

Nearby

Special Weather Statements in New Jersey, 2012Every special weather statement 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.