Alert archive / New Jersey / Special Weather Statements in 2015

Special Weather Statement, NWS Philadelphia/Mount Holly

June 14, 2015Cumberland County, Salem County, New Jersey

NWS Philadelphia/Mount Holly issued this special weather statement at Jun 14, 2015, 8:39 PM EDT for Cumberland County, Salem County, New Jersey. It was in force for 36 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 14, 2015, 8:39 PM EDT (00:39 UTC)
Expired: Jun 14, 2015, 9:15 PM EDT
In force: 36 min
Issued by: NWS Philadelphia/Mount Holly

Counties Cumberland County, NJ, Salem County, NJ

The radar

The Dover AFB radar (KDOX), 69 km from the middle of the area, began a volume at 00:38 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, 0.7 hours before the alert went out and 168 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 379 J/kg
Mixed-layer CIN: -97 J/kg
Mixed-layer LCL: 909 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 89 m²/s²
0-3 km storm-relative helicity: 100 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.

268 
WWUS81 KPHI 150039
SPSPHI

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
839 PM EDT SUN JUN 14 2015
 
DEZ001-002-NJZ016-017-021-150115-
KENT-NEW CASTLE-GLOUCESTER-CUMBERLAND-SALEM-
839 PM EDT SUN JUN 14 2015

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT NORTHEASTERN NEW
CASTLE...NORTHEASTERN KENT...SALEM...SOUTHWESTERN GLOUCESTER AND
CUMBERLAND COUNTIES...

AT 838 PM EDT...A LINE OF STRONG THUNDERSTORMS WAS ALONG A LINE
EXTENDING FROM NEW CASTLE TO SHILOH TO 7 MILES NORTHEAST OF DOVER
BASE HOUSING...AND MOVING EAST AT 20 MPH.

WIND GUSTS UP TO 30 MPH ARE POSSIBLE WITH THESE STORMS. IN 
ADDITION...BRIEF HEAVY RAIN IS ALSO POSSIBLE.

LOCATIONS IMPACTED INCLUDE...
WILMINGTON...VINELAND...MILLVILLE...BRIDGETON...PENNSVILLE...CARNEYS
POINT...ELSMERE...NEW CASTLE...PENNS GROVE...SALEM...LAUREL LAKE...
WOODSTOWN...ALLOWAY...QUINTON...SWEDESBORO...NEWFIELD...ELMER...
NEWPORT...GREENWICH AND SHILOH.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

LAT...LON 3978 7529 3946 7493 3919 7497 3922 7505
      3918 7515 3930 7528 3921 7539 3910 7540
      3910 7544 3933 7547 3931 7544 3936 7539
      3949 7553 3957 7551 3961 7556 3959 7558
      3960 7558 3971 7549 3963 7561 3973 7569
TIME...MOT...LOC 0038Z 269DEG 19KT 3968 7555 3947 7531 3917 7536 
$$

SFJ

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 14, 8:15 PM EDT	Special Weather Statement	PHI	Salem	30 min
Jun 14, 8:33 PM EDT	Special Weather Statement	PHI	Hunterdon, Warren	27 min
Jun 14, 8:55 PM EDT	Special Weather Statement	PHI	Hunterdon, Mercer, Morris, Somerset, Sussex, Warren	50 min
Jun 14, 9:07 PM EDT	Special Weather Statement	PHI	Cumberland	38 min
Jun 14, 10:23 PM EDT	Areal Flood Advisory	PHI	Burlington, Hunterdon, Mercer, Middlesex, Monmouth, Morris and 3 more	4 hr
Jun 15, 3:43 PM EDT	Areal Flood Advisory	PHI	Morris	4 hr
Jun 15, 4:02 PM EDT	Areal Flood Advisory	PHI	Sussex	4 hr
Jun 15, 5:48 PM EDT	Flash Flood Warning	PHI	Sussex	4 hr
Jun 15, 6:50 PM EDT	Areal Flood Advisory	PHI	Hunterdon, Warren	4 hr
Jun 14, 8:00 PM EDT	Special Weather Statement	PHI	Bucks	30 min
Jun 14, 8:24 PM EDT	Special Weather Statement	PHI	Chester	36 min
Jun 14, 8:42 PM EDT	Areal Flood Advisory	PHI	Chester, Delaware	2 hr
Jun 14, 9:49 PM EDT	Flash Flood Watch	PHI	Carbon, Monroe	6 hr
Jun 15, 7:26 PM EDT	Flash Flood Warning	PHI	Northampton	4 hr
Jun 14, 8:10 PM EDT	Areal Flood Advisory	PHI	Caroline, Cecil, Kent, Queen Anne's	3 hr

Nearby

Special Weather Statements in New Jersey, 2015 Every special weather statement in 2015

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.