Alert archive / New Jersey / Special Weather Statements in 2012

Special Weather Statement, NWS Philadelphia/Mount Holly

June 7, 2012Atlantic County, New Jersey

NWS Philadelphia/Mount Holly issued this special weather statement at Jun 7, 2012, 2:21 PM EDT for Atlantic County, New Jersey. It was in force for 54 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 7, 2012, 2:21 PM EDT (18:21 UTC)
Expired
Jun 7, 2012, 3:15 PM EDT
In force
54 min
Issued by
NWS Philadelphia/Mount Holly

County Atlantic County, NJ

The radar

The Philadelphia radar (KDIX), 70 km from the middle of the area, began a volume at 18:22 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 nearest sounding before it

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 6.4 hours before the alert went out and 137 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, Phillips Aaf/Abe, MD at 12:00Z on 2012-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 52 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Phillips Aaf/Abe, MD at 12:00Z on 2012-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 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
52 J/kg
Mixed-layer CIN
-96 J/kg
Mixed-layer LCL
1309 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
43 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.

695 
WWUS81 KPHI 071821
SPSPHI

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
221 PM EDT THU JUN 7 2012

NJZ022>025-071915-
ATLANTIC NJ-ATLANTIC COASTAL CAPE MAY NJ-CAPE MAY NJ-
COASTAL ATLANTIC NJ-
221 PM EDT THU JUN 7 2012

...A STRONG THUNDERSTORM WILL AFFECT EASTERN ATLANTIC AND CAPE MAY 
COUNTIES...

AT 218 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
STRONG THUNDERSTORM BETWEEN ABOUT LINWOOD AND OCEAN CITY...MOVING 
EAST NEAR 10 MPH.

DOWNPOURS WILL OCCUR WITH THIS STORM, AND WILL CAUSE WATER TO POND 
ON ROADS AND QUICKLY FILL ROADSIDE DITCHES. LOCAL WIND GUSTS UP TO 
40 MPH AND SMALL HAIL ARE POSSIBLE.

CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. IF YOU SEE 
THREATENING WEATHER, MOVE INDOORS AND OFF THE BEACHES QUICKLY.

LAT...LON 3938 7440 3935 7441 3934 7446 3930 7454
      3927 7456 3925 7460 3917 7467 3922 7476
      3948 7449 3939 7437

$$

FORECASTER: GORSE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 7, 4:51 AM EDTCoastal Flood StatementPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 4 more23 hr
Jun 7, 12:48 PM EDTSpecial Weather StatementPHIOcean42 min
Jun 7, 4:43 PM EDTSpecial Weather StatementPHIMonmouth62 min
Jun 7, 5:13 PM EDTSpecial Weather StatementPHIOcean47 min
Jun 7, 5:41 PM EDTSpecial Weather StatementPHIAtlantic34 min
Jun 7, 6:12 PM EDTSpecial Weather StatementPHIOcean48 min
Jun 7, 6:19 PM EDTSpecial Weather StatementPHIAtlantic41 min
Jun 7, 6:45 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington41 min
Jun 7, 6:57 PM EDTSpecial Marine WarningPHI63 min
Jun 7, 7:30 PM EDTSpecial Weather StatementPHIAtlantic60 min
Jun 7, 4:55 PM EDTSpecial Weather StatementPHIBucks35 min
Jun 7, 4:12 PM EDTSpecial Weather StatementPHITalbot48 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.