Alert archive / New Jersey / Special Weather Statements in 2016

Special Weather Statement, NWS Philadelphia/Mount Holly

July 5, 2016Cumberland County, New Jersey

NWS Philadelphia/Mount Holly issued this special weather statement at Jul 5, 2016, 12:51 AM EDT for Cumberland County, New Jersey. It was in force for 39 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, 2016, 12:51 AM EDT (04:51 UTC)
Expired
Jul 5, 2016, 1:30 AM EDT
In force
39 min
Issued by
NWS Philadelphia/Mount Holly

County Cumberland County, NJ

The radar

The Dover AFB radar (KDOX), 53 km from the middle of the area, began a volume at 04:52 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, 4.9 hours before the alert went out and 152 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 2016-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 12 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, Wallops Is Stn, VA at 00:00Z on 2016-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 135 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
12 J/kg
Mixed-layer CIN
-70 J/kg
Mixed-layer LCL
737 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
135 m²/s²
0-3 km storm-relative helicity
264 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

As transmitted.

875 
WWUS81 KPHI 050451
SPSPHI

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1251 AM EDT TUE JUL 5 2016
 
DEZ001-002-MDZ012-015-NJZ016-021-050530-
KENT-NEW CASTLE-KENT-QUEEN ANNE'S-SALEM-CUMBERLAND-
1251 AM EDT TUE JUL 5 2016

...A STRONG THUNDERSTORM WILL AFFECT SOUTHWESTERN NEW CASTLE...
NORTHERN KENT...NORTHEASTERN QUEEN ANNE'S...NORTHEASTERN KENT...
SOUTHWESTERN SALEM AND SOUTHWESTERN CUMBERLAND COUNTIES...

AT 1249 AM EDT...A STRONG THUNDERSTORM WAS OVER CLAYTON...OR 11 MILES
NORTHWEST OF DOVER...MOVING EAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
DOVER...MILLVILLE...BRIDGETON...SMYRNA...CLAYTON...CHESWOLD...
GREENWICH...MILLINGTON...HARTLY...FORTESQUE...DOVER SPEEDWAY...
FAIRTON...GREEN SPRING...NEWPORT...DELANEY CORNER...MASSEY...
CEDARVILLE...DIVIDING CREEK...KENTON AND LITTLE CREEK.

TORRENTIAL RAINFALL WILL OCCUR WITH THIS SHOWER IN A VERY SHORT
PERIOD OF TIME...AND MAY CAUSE LOCALIZED FLOODING. DO NOT DRIVE YOUR
VEHICLE THROUGH FLOODED ROADWAYS.

OCCASIONAL CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. IF YOU SEE
LIGHTNING OR HEAR THUNDER SEEK A SAFE SHELTER INSIDE A BUILDING OR
VEHICLE.

LAT...LON 3934 7585 3939 7552 3935 7549 3933 7550
      3934 7549 3931 7544 3935 7538 3940 7544
      3941 7541 3945 7511 3921 7509 3922 7510
      3918 7515 3922 7517 3921 7539 3916 7541
      3917 7582
TIME...MOT...LOC 0449Z 263DEG 38KT 3927 7568 
$$

ROBERTSON

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 5, 3:23 AM EDTSpecial Weather StatementPHICumberland37 min
Jul 5, 3:26 AM EDTSpecial Weather StatementPHICumberland49 min
Jul 5, 3:41 AM EDTAreal Flood AdvisoryPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more6 hr
Jul 5, 2:55 PM EDTExcessive Heat WatchPHIBurlington, Camden, Gloucester, Mercer13 hr
Jul 5, 2:55 PM EDTHeat AdvisoryPHIBurlington, Camden, Gloucester, Mercer13 hr
Jul 5, 2:24 AM EDTSpecial Weather StatementPHIBerks, Bucks, Montgomery51 min
Jul 5, 12:01 AM EDTSpecial Weather StatementPHIKent44 min
Jul 5, 12:08 AM EDTSpecial Weather StatementPHIKent52 min
Jul 5, 2:36 AM EDTSpecial Weather StatementPHICecil, Kent, Queen Anne's54 min

Nearby

Special Weather Statements in New Jersey, 2016Every special weather statement in 2016

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.