Alert archive / New Jersey / Special Weather Statements in 2012

Special Weather Statement, NWS Philadelphia/Mount Holly

May 4, 2012Monmouth County, Ocean County, New Jersey

NWS Philadelphia/Mount Holly issued this special weather statement at May 4, 2012, 11:48 PM EDT for Monmouth County, Ocean County, New Jersey. It was in force for 57 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
May 4, 2012, 11:48 PM EDT (03:48 UTC)
Expired
May 5, 2012, 12:45 AM EDT
In force
57 min
Issued by
NWS Philadelphia/Mount Holly

Counties Monmouth County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 23 km from the middle of the area, began a volume at 03:51 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

Brookhaven, NY (KOKX), launched 00:00Z, 3.8 hours before the alert went out and 155 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, Brookhaven, NY at 00:00Z on 2012-05-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 48 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 00:00Z on 2012-05-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 square meters per square second.193958Sfc1 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
48 J/kg
Mixed-layer CIN
-108 J/kg
Mixed-layer LCL
933 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
67 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.

108 
WWUS81 KPHI 050348
SPSPHI

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1148 PM EDT FRI MAY 4 2012

NJZ013-014-020-026-050445-
COASTAL OCEAN NJ-EASTERN MONMOUTH NJ-OCEAN NJ-WESTERN MONMOUTH NJ-
1148 PM EDT FRI MAY 4 2012

...A CLUSTER PF STRONG THUNDERSTORMS WILL AFFECT MONMOUTH AND OCEAN 
COUNTIES...

AT 1142 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
CLUSTER OF STRONG THUNDERSTORMS 13 MILES NORTH OF TOMS RIVER... 
MOVING SOUTHEAST AT 10 MPH. THE THUNDERSTORMS WILL BE NEAR 
LAKEWOOD...CEDAR GLEN WEST AROUND MIDNIGHT...LEISURE VILLAGE 
EAST...LEISURE VILLAGE AROUND 1215 AM...SILVERTON...HOLIDAY 
CITY-DOVER AROUND 1230 AM...LAVALLETTE AND GILFORD PARK AROUND 1245 
AM.

VERY HEAVY RAIN WILL FALL FROM THESE STORMS...AND AS MUCH AS ONE AND 
ONE-HALF INCHES OF RAIN COULD FALL IN LESS THAN AN HOUR. THIS MUCH 
RAIN WILL CAUSE WATER TO POND ON ROADS AND QUICKLY FILL ROADSIDE 
DITCHES AND SMALL STREAMS.

THESE STORMS MAY ALSO PRODUCE SMALL HAIL.

LAT...LON 3998 7405 3998 7404 3989 7408 3980 7407
      3969 7413 3959 7421 3961 7422 3962 7422
      3964 7424 4008 7451 4035 7421 4017 7401

$$

HAYES

The office that day

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

IssuedProductOfficeCountiesLasted
May 4, 11:09 PM EDTSpecial Weather StatementPHIOcean66 min
May 5, 3:27 AM EDTCoastal Flood AdvisoryPHIAtlantic, Burlington, Cape May, Cumberland, Middlesex, Monmouth and 2 more21 hr
May 4, 9:54 PM EDTSpecial Weather StatementPHIChester, Delaware66 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.