Alert archive / Pennsylvania / Special Weather Statements in 2012

Special Weather Statement, NWS Philadelphia/Mount Holly

August 1, 2012Carbon County, Pennsylvania

NWS Philadelphia/Mount Holly issued this special weather statement at Aug 1, 2012, 5:34 PM EDT for Carbon County, Pennsylvania. It was in force for 56 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
Aug 1, 2012, 5:34 PM EDT (21:34 UTC)
Expired
Aug 1, 2012, 6:30 PM EDT
In force
56 min
Issued by
NWS Philadelphia/Mount Holly

County Carbon County, PA

The radar

The Binghamton radar (KBGM), 140 km from the middle of the area, began a volume at 21:35 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, 9.6 hours before the alert went out and 173 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 2012-08-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 897 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, Phillips Aaf/Abe, MD at 12:00Z on 2012-08-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.1939Sfc1 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
897 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
643 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
-2 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.

647 
WWUS81 KPHI 012134
SPSPHI

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
534 PM EDT WED AUG 1 2012

PAZ054-055-012230-
CARBON PA-MONROE PA-
534 PM EDT WED AUG 1 2012

...A STRONG THUNDERSTORM WILL AFFECT CARBON AND MONROE COUNTIES...

AT 531 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 4 MILES NORTH OF LEHIGHTON...MOVING NORTHEAST AT
10 MPH. THE THUNDERSTORM WILL BE NEAR BELTZVILLE STATE PARK AROUND
600 PM...CHRISTMANS...TRACHSVILLE AROUND 615 PM...PENN FOREST
RESERVOIR AND JONAS AROUND 630 PM.

VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL CAUSE WATER TO
POND ON ROADS AND QUICKLY FILL POOR DRAINAGE AREAS.

WIND GUSTS TO 50 MPH AND SMALL HAIL ARE POSSIBLE WITH THIS STORM.

LAT...LON 4114 7548 4090 7531 4077 7575 4093 7586

$$

HAYES

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 31, 9:51 PM EDTCoastal Flood StatementPHIBurlington, Camden, Gloucester5 hr
Aug 1, 9:24 AM EDTCoastal Flood AdvisoryPHIAtlantic, Burlington, Cape May, Cumberland, Middlesex, Monmouth and 1 more15 hr
Aug 1, 9:44 AM EDTAreal Flood AdvisoryPHICumberland2 hr
Aug 1, 10:48 AM EDTSpecial Weather StatementPHICumberland57 min
Aug 1, 10:59 AM EDTAreal Flood AdvisoryPHICumberland73 min
Aug 1, 12:09 PM EDTAreal Flood AdvisoryPHIMonmouth, Ocean3 hr
Aug 1, 12:48 PM EDTAreal Flood AdvisoryPHICape May107 min
Aug 1, 1:09 PM EDTSpecial Weather StatementPHICape May66 min
Aug 1, 1:16 PM EDTAreal Flood AdvisoryPHIAtlantic, Burlington, Camden, Ocean3 hr
Aug 1, 1:45 PM EDTSpecial Weather StatementPHISomerset60 min
Aug 1, 2:12 PM EDTAreal Flood AdvisoryPHIMiddlesex, Morris, Somerset3 hr
Aug 1, 2:27 PM EDTSpecial Weather StatementPHIHunterdon, Mercer63 min
Aug 1, 2:39 PM EDTFlash Flood WarningPHIMiddlesex, Somerset3 hr
Aug 1, 2:47 PM EDTAreal Flood AdvisoryPHIHunterdon, Mercer3 hr
Aug 1, 2:57 PM EDTSpecial Weather StatementPHIOcean63 min
Aug 1, 3:12 PM EDTSpecial Weather StatementPHIHunterdon63 min
Aug 1, 3:25 PM EDTAreal Flood AdvisoryPHIHunterdon, Morris, Somerset3 hr
Aug 1, 3:31 PM EDTCoastal Flood StatementPHIBurlington, Camden, Gloucester, Salem11 hr
Aug 1, 3:51 PM EDTFlash Flood WarningPHIHunterdon, Morris2 hr
Aug 1, 4:11 PM EDTAreal Flood AdvisoryPHIBurlington, Ocean65 min
Aug 1, 4:41 PM EDTSpecial Weather StatementPHISussex64 min
Aug 1, 5:26 PM EDTAreal Flood AdvisoryPHISussex102 min
Aug 1, 5:41 PM EDTSpecial Weather StatementPHICamden, Gloucester64 min
Aug 1, 5:46 PM EDTSevere Thunderstorm WarningPHICamden, Gloucester31 min
Aug 1, 6:16 PM EDTAreal Flood AdvisoryPHIBurlington, Camden, Gloucester46 min
Jul 31, 8:11 PM EDTSpecial Weather StatementPHIBerks64 min
Jul 31, 9:12 PM EDTSpecial Weather StatementPHIBerks, Lehigh63 min
Aug 1, 1:02 AM EDTSpecial Weather StatementPHIChester58 min
Aug 1, 2:03 PM EDTSpecial Weather StatementPHIChester57 min
Aug 1, 3:03 PM EDTSpecial Weather StatementPHIMonroe57 min
Aug 1, 3:35 PM EDTSpecial Weather StatementPHIPhiladelphia55 min
Aug 1, 4:07 PM EDTFlash Flood WarningPHIBucks, Montgomery3 hr
Aug 1, 4:16 PM EDTSpecial Weather StatementPHICarbon, Monroe59 min
Aug 1, 4:51 PM EDTAreal Flood AdvisoryPHIMonroe36 min
Aug 1, 4:53 PM EDTSpecial Weather StatementPHIPhiladelphia67 min
Aug 1, 5:06 PM EDTAreal Flood AdvisoryPHIMontgomery, Philadelphia12 min
Aug 1, 5:09 PM EDTFlash Flood WarningPHIMontgomery, Philadelphia3 hr
Aug 1, 5:22 PM EDTFlash Flood WarningPHIMonroe106 min
Aug 1, 5:43 PM EDTSpecial Weather StatementPHIDelaware, Montgomery62 min
Aug 1, 5:50 PM EDTSpecial Weather StatementPHIMontgomery55 min
Aug 1, 5:53 PM EDTAreal Flood AdvisoryPHICarbon, Monroe100 min
Aug 1, 5:55 PM EDTSevere Thunderstorm WarningPHICarbon, Monroe, Northampton65 min
Aug 1, 6:08 PM EDTFlash Flood WarningPHIChester, Montgomery2 hr
Aug 1, 6:22 PM EDTSpecial Weather StatementPHILehigh53 min
Aug 1, 6:30 PM EDTAreal Flood AdvisoryPHIChester, Delaware64 min
Aug 1, 6:53 PM EDTAreal Flood AdvisoryPHILehigh, Northampton69 min
Aug 1, 6:59 PM EDTSpecial Weather StatementPHINorthampton61 min
Aug 1, 7:32 PM EDTSpecial Weather StatementPHIChester58 min
Aug 1, 7:49 PM EDTAreal Flood AdvisoryPHIChester52 min
Aug 1, 1:18 PM EDTSpecial Weather StatementPHISussex57 min
Aug 1, 1:43 PM EDTAreal Flood AdvisoryPHIKent, New Castle86 min
Aug 1, 1:55 PM EDTAreal Flood AdvisoryPHIKent, Sussex2 hr
Aug 1, 12:13 AM EDTSpecial Weather StatementPHICecil, Kent, Queen Anne's47 min
Aug 1, 1:11 AM EDTSpecial Weather StatementPHIKent, Queen Anne's64 min
Aug 1, 1:17 PM EDTSpecial Weather StatementPHIQueen Anne's58 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.