Alert archive / New Jersey / Special Weather Statements in 2015

Special Weather Statement, NWS Philadelphia/Mount Holly

July 14, 2015Salem County, New Jersey

NWS Philadelphia/Mount Holly issued this special weather statement at Jul 14, 2015, 4:49 AM EDT for Salem County, New Jersey. It was in force for 41 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 14, 2015, 4:49 AM EDT (08:49 UTC)
Expired: Jul 14, 2015, 5:30 AM EDT
In force: 41 min
Issued by: NWS Philadelphia/Mount Holly

County Salem County, NJ

The radar

The Dover AFB radar (KDOX), 68 km from the middle of the area, began a volume at 08:51 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

Wallops Is Stn, VA (KWAL), launched 00:00Z, 8.8 hours before the alert went out and 167 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: 5 J/kg
Mixed-layer CIN: -127 J/kg
Mixed-layer LCL: 1188 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 28 m²/s²
0-3 km storm-relative helicity: 86 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

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

437 
WWUS81 KPHI 140849
SPSPHI

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
449 AM EDT TUE JUL 14 2015
 
NJZ016-017-021-140930-
GLOUCESTER-CUMBERLAND-SALEM-
449 AM EDT TUE JUL 14 2015

...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN SALEM...SOUTH
CENTRAL GLOUCESTER AND NORTHWESTERN CUMBERLAND COUNTIES...

AT 449 AM EDT...A STRONG THUNDERSTORM WAS OVER SHILOH...OR NEAR
BRIDGETON...MOVING NORTHEAST AT 15 MPH.

WIND GUSTS UP TO 30 MPH ARE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
VINELAND...MILLVILLE...BRIDGETON...ALLOWAY...NEWFIELD...ELMER...
GREENWICH...SHILOH...MALAGA...FAIRTON...NEWPORT MEADOWS...OLIVET...
SEABROOK FARMS...ROSENHAYN AND CENTERTON.

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY CAUSE
LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

LAT...LON 3945 7544 3970 7525 3953 7497 3936 7520
      3933 7527 3936 7531 3936 7532 3938 7533
      3943 7540 3942 7541 3943 7541 3943 7542
TIME...MOT...LOC 0849Z 219DEG 15KT 3945 7529 
$$

SFJ

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 14, 4:11 AM EDT	Special Weather Statement	PHI	Salem	34 min
Jul 14, 5:21 AM EDT	Areal Flood Advisory	PHI	Cumberland, Salem	4 hr
Jul 14, 5:55 AM EDT	Flash Flood Warning	PHI	Cumberland, Salem	4 hr
Jul 14, 9:40 AM EDT	Areal Flood Advisory	PHI	Salem	4 hr
Jul 14, 10:07 AM EDT	Flash Flood Warning	PHI	Cumberland, Salem	4 hr
Jul 14, 10:23 AM EDT	Areal Flood Advisory	PHI	Gloucester	4 hr
Jul 14, 10:48 AM EDT	Areal Flood Advisory	PHI	Atlantic, Camden	4 hr
Jul 14, 10:48 AM EDT	Special Weather Statement	PHI	Camden	27 min
Jul 14, 10:54 AM EDT	Special Weather Statement	PHI	Salem	36 min
Jul 14, 11:17 AM EDT	Special Weather Statement	PHI	Atlantic	28 min
Jul 14, 11:37 AM EDT	Special Weather Statement	PHI	Gloucester	23 min
Jul 14, 11:39 AM EDT	Areal Flood Advisory	PHI	Atlantic, Burlington, Cumberland	4 hr
Jul 14, 11:52 AM EDT	Areal Flood Advisory	PHI	Mercer	4 hr
Jul 14, 11:59 AM EDT	Special Weather Statement	PHI	Cumberland	31 min
Jul 14, 1:14 PM EDT	Areal Flood Advisory	PHI	Ocean	4 hr
Jul 14, 1:16 PM EDT	Special Weather Statement	PHI	Ocean	44 min
Jul 14, 1:22 PM EDT	Areal Flood Advisory	PHI	Middlesex, Monmouth	4 hr
Jul 14, 1:52 PM EDT	Special Weather Statement	PHI	Ocean	23 min
Jul 14, 3:32 PM EDT	Small Craft Advisory	PHI		56 hr
Jul 14, 5:47 PM EDT	Special Weather Statement	PHI	Mercer	43 min
Jul 14, 6:20 PM EDT	Special Weather Statement	PHI	Burlington	40 min
Jul 14, 7:12 AM EDT	Areal Flood Advisory	PHI	Berks	2 hr
Jul 14, 8:30 AM EDT	Areal Flood Advisory	PHI	Carbon, Monroe	4 hr
Jul 14, 4:31 PM EDT	Areal Flood Advisory	PHI	Bucks	3 hr
Jul 14, 4:15 AM EDT	Areal Flood Advisory	PHI	Cecil	4 hr
Jul 14, 4:24 AM EDT	Special Weather Statement	PHI	Cecil	36 min

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.