Alert archive / Pennsylvania / Special Weather Statements in 2016

Special Weather Statement, NWS Philadelphia/Mount Holly

May 30, 2016Sussex County, Warren County, New Jersey; 5 counties in Pennsylvania

NWS Philadelphia/Mount Holly issued this special weather statement at May 30, 2016, 5:52 PM EDT for Sussex County, Warren County, New Jersey; 5 counties in Pennsylvania. It was in force for 83 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 30, 2016, 5:52 PM EDT (21:52 UTC)
Expired
May 30, 2016, 7:15 PM EDT
In force
83 min
Issued by
NWS Philadelphia/Mount Holly

Counties Sussex County, NJ, Warren County, NJ, Berks County, PA, Carbon County, PA, Lehigh County, PA, Monroe County, PA, Northampton County, PA

The radar

The Philadelphia radar (KDIX), 140 km from the middle of the area, began a volume at 21:52 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

Brookhaven, NY (KOKX), launched 12:00Z, 9.9 hours before the alert went out and 208 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 12:00Z on 2016-05-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 421 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 12:00Z on 2016-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 170 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
421 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
455 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
170 m²/s²
0-3 km storm-relative helicity
136 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

524 
WWUS81 KPHI 302152
SPSPHI

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
552 PM EDT MON MAY 30 2016
 
NJZ001-007>009-PAZ054-055-060>062-101-103-105-302315-
SUSSEX-MORRIS-HUNTERDON-WARREN-CARBON-MONROE-BERKS-WESTERN
CHESTER-NORTHAMPTON-WESTERN MONTGOMERY-LEHIGH-UPPER BUCKS-
552 PM EDT MON MAY 30 2016


AT 549 PM EDT...SEVERAL STRONG THUNDERSTORMS WERE LOCATED IN
NORTHEASTERN PENNSYLVANIA.  THEY WERE MOVING GENERALLY EAST AT 30
MPH.

WIND GUSTS UP TO 40 MPH AND PEA SIZE HAIL ARE POSSIBLE WITH THESE
STORMS.

LOCATIONS IMPACTED INCLUDE...
ALLENTOWN...READING...EASTON...PORT JERVIS...NEWTON...LEHIGHTON...MONTAGUE...
MOUNT POCONO...BETHLEHEM...POTTSTOWN...HOPATCONG...FORKS...EMMAUS...
WYOMISSING...NORTHAMPTON...EAST STROUDSBURG...HACKETTSTOWN...TOBYHANNA...
WILSON AND WASHINGTON.

LAT...LON 4120 7437 4108 7449 4012 7587 4050 7639
      4057 7602 4065 7598 4074 7576 4091 7599
      4101 7573 4109 7577 4112 7564 4123 7551
      4125 7513 4115 7515 4114 7509 4108 7503
      4116 7490 4132 7480 4136 7469
TIME...MOT...LOC 2149Z 252DEG 26KT 4087 7607 
$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 10:39 PM EDTAreal Flood AdvisoryPHIBurlington, Camden, Cumberland, Gloucester, Salem6 hr
May 29, 11:27 PM EDTAreal Flood AdvisoryPHIBurlington, Hunterdon, Mercer, Middlesex, Monmouth, Morris and 1 more8 hr
May 30, 12:06 AM EDTSpecial Weather StatementPHIMiddlesex24 min
May 30, 12:35 AM EDTSpecial Weather StatementPHIGloucester, Salem25 min
May 30, 5:27 AM EDTAreal Flood AdvisoryPHIMonmouth, Ocean3 hr
May 30, 1:56 AM EDTAreal Flood AdvisoryPHICarbon, Lehigh, Monroe, Northampton4 hr
May 30, 4:17 AM EDTFlash Flood WarningPHIPhiladelphia118 min
May 30, 4:33 AM EDTFlash Flood WarningPHIPhiladelphia117 min
May 29, 8:14 PM EDTAreal Flood AdvisoryPHICaroline, Cecil, Kent, Queen Anne's4 hr
May 29, 10:54 PM EDTSpecial Weather StatementPHIQueen Anne's51 min
May 29, 11:38 PM EDTSpecial Weather StatementPHINew Castle22 min
May 30, 5:56 PM EDTAreal Flood AdvisoryPHISussex4 hr

Nearby

Special Weather Statements in Pennsylvania, 2016Special 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.