Alert archive / Pennsylvania / Special Weather Statements in 2012

Special Weather Statement, NWS Philadelphia/Mount Holly

October 15, 2012Carbon County, Monroe County, Pennsylvania

NWS Philadelphia/Mount Holly issued this special weather statement at Oct 15, 2012, 2:44 PM EDT for Carbon County, Monroe County, Pennsylvania. It was in force for 61 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
Oct 15, 2012, 2:44 PM EDT (18:44 UTC)
Expired
Oct 15, 2012, 3:45 PM EDT
In force
61 min
Issued by
NWS Philadelphia/Mount Holly

Counties Carbon County, PA, Monroe County, PA

The radar

The Binghamton radar (KBGM), 141 km from the middle of the area, began a volume at 18:46 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

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 6.7 hours before the alert went out and 169 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, Phillips Aaf/Abe, MD at 12:00Z on 2012-10-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Phillips Aaf/Abe, MD at 12:00Z on 2012-10-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 210 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
915 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
210 m²/s²
0-3 km storm-relative helicity
181 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.

606 
WWUS81 KPHI 151844
SPSPHI

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
244 PM EDT MON OCT 15 2012

PAZ054-055-060>062-151945-
BERKS PA-CARBON PA-LEHIGH PA-MONROE PA-NORTHAMPTON PA-
244 PM EDT MON OCT 15 2012

...SHOWERS WITH HEAVY RAINFALL WILL AFFECT BERKS...LEHIGH...MONROE...
CARBON AND NORTHAMPTON COUNTIES...

AT 241 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SHOWERS WITH HEAVY RAINFALL ALONG A LINE EXTENDING FROM 16 MILES
NORTH OF LEHIGHTON TO 24 MILES SOUTHWEST OF LEHIGHTON...MOVING
NORTHEAST AT 45 MPH. THE SHOWERS WILL BE NEAR ARROWHEAD LAKE...
WANAMAKERS AROUND 255 PM...NEW TRIPOLI...BLAKESLEE...LANSFORD AROUND
300 PM...NEW MAHONING...JORDAN VALLEY...SUMMIT HILL...NESQUEHONING
AROUND 305 PM AND NEFFS AROUND 310 PM.

VERY HEAVY RAIN WILL FALL FROM THESE SHOWERS...AND WILL CAUSE WATER 
TO POND ON ROADS AND QUICKLY FILL POOR DRAINAGE AREAS. THE STRONGER
SHOWERS WILL BE ACCOMPANIED BY AROUND ONE THIRD OF AN INCH OF RAIN 
IN ABOUT AN HOUR.

LAT...LON 4069 7544 4059 7601 4065 7599 4074 7577
      4087 7596 4096 7589 4101 7574 4105 7578
      4109 7577 4114 7566 4113 7564 4118 7557
      4124 7543 4126 7520

$$

TFG

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 15, 4:33 PM EDTSpecial Weather StatementPHIHunterdon, Morris, Somerset, Sussex, Warren87 min
Oct 15, 4:48 PM EDTSpecial Weather StatementPHIMercer, Middlesex, Monmouth87 min
Oct 15, 2:02 PM EDTSpecial Weather StatementPHIChester, Delaware88 min
Oct 15, 3:25 PM EDTSpecial Weather StatementPHIBucks, Chester, Delaware, Montgomery, Philadelphia80 min
Oct 15, 7:33 PM EDTSpecial Weather StatementPHIKent, Sussex117 min

Nearby

Special Weather Statements in Pennsylvania, 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.