Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 52, NWS Philadelphia/Mount Holly

June 10, 2008Carbon County, Monroe County, Pennsylvania

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 10, 2008, 5:47 PM EDT for Carbon County, Monroe County, Pennsylvania. It was in force for 58 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 10, 2008, 5:47 PM EDT (21:47 UTC)
Expired
Jun 10, 2008, 6:45 PM EDT
In force
58 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon

Counties Carbon County, PA, Monroe County, PA

The radar

The Binghamton radar (KBGM), 124 km from the middle of the area, began a volume at 21:47 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.

What was reported inside it

TimeReportWhereRemark
Jun 10, 5:51 PM EDTTSTM WND DMG5 W Lake Harmony, PATREES AND WIRES KNOCKED DOWN IN KIDDER TOWNSHIP.
Jun 10, 6:05 PM EDTTSTM WND DMGTobyhanna, PATREES AND WIRES DOWN ACROSS THE NORTHERN PART OF MONROE COUNTY.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 10, 5:47 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 9.8 hours before the alert went out and 188 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 2008-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1286 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2008-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 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
1286 J/kg
Mixed-layer CIN
-135 J/kg
Mixed-layer LCL
1568 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
20 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.

000 
WUUS51 KPHI 102148
SVRPHI
PAC025-089-102245-
/O.NEW.KPHI.SV.W.0052.080610T2147Z-080610T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
547 PM EDT TUE JUN 10 2008

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTH CENTRAL CARBON COUNTY IN NORTHEAST PENNSYLVANIA...
  NORTHWESTERN MONROE COUNTY IN NORTHEAST PENNSYLVANIA...

* UNTIL 645 PM EDT

* AT 546 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND    
  DAMAGING WINDS TO 60 MPH. THIS STORM WAS LOCATED NEAR WHITE        
  HAVEN...OR ABOUT 13 MILES SOUTHEAST OF WILKES-BARRE...AND          
  MOVING NORTHEAST AT 26 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  BLAKESLEE BY 605 PM...
  GOULSBORO STATE PARK AND 7 MILES NORTHWEST OF TOBYHANNA BY 630
  PM...

LAT...LON 4123 7532 4099 7574 4100 7575 4102 7575
      4105 7579 4109 7578 4111 7576 4114 7570
      4113 7564 4120 7558 4125 7547
TIME...MOT...LOC 2147Z 229DEG 23KT 4108 7577

$$

GORSE
2 follow-up statements
000 
WWUS51 KPHI 102201
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
600 PM EDT TUE JUN 10 2008

PAC025-089-102245-
/O.CON.KPHI.SV.W.0052.000000T0000Z-080610T2245Z/
CARBON PA-MONROE PA-
600 PM EDT TUE JUN 10 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT
FOR NORTHWESTERN MONROE AND NORTH CENTRAL CARBON COUNTIES...

AT 555 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE 
HAIL...AND DAMAGING WINDS TO 60 MPH. THIS STORM WAS LOCATED NEAR 
BLAKESLEE...OR 16 MILES SOUTHEAST OF WILKES-BARRE...MOVING NORTHEAST 
AT 33 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  GOULSBORO STATE PARK AND TOBYHANNA BY 615 PM EDT...

THIS IS A DANGEROUS STORM. IN ADDITION TO LARGE HAIL AND DAMAGING 
WINDS...FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS 
STORM. MOVE INDOORS IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER 
ONE KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE 
ENOUGH TO BE STRUCK BY LIGHTNING.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM EDT FOR 
THE AREA.

LAT...LON 4123 7532 4099 7574 4100 7575 4102 7575
      4105 7579 4109 7578 4111 7576 4114 7570
      4113 7564 4120 7558 4125 7547
TIME...MOT...LOC 2200Z 232DEG 28KT 4113 7559

$$

GORSE
000 
WWUS51 KPHI 102224
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
623 PM EDT TUE JUN 10 2008

PAC025-102233-
/O.CAN.KPHI.SV.W.0052.000000T0000Z-080610T2245Z/
CARBON PA-
623 PM EDT TUE JUN 10 2008

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL CARBON COUNTY IS
CANCELLED...

THE SEVERE THUNDERSTORM HAS MOVED OUT OF THE AREA.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM EDT
WEDNESDAY MORNING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW
JERSEY AND EASTERN PENNSYLVANIA.

LAT...LON 4123 7535 4123 7532 4112 7552 4114 7556
      4117 7559 4120 7558 4125 7547
TIME...MOT...LOC 2223Z 245DEG 28KT 4119 7541

$$

PAC089-102245-
/O.CON.KPHI.SV.W.0052.000000T0000Z-080610T2245Z/
MONROE PA-
623 PM EDT TUE JUN 10 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT
FOR NORTHWESTERN MONROE COUNTY...

AT 620 PM EDT...A SEVERE THUNDERSTORM WAS REPORTED CAPABLE OF 
PRODUCING PENNY SIZE HAIL...AND DAMAGING WINDS TO 60 MPH. THIS 
STORM WAS LOCATED NEAR GOULSBORO STATE PARK...OR 19 MILES SOUTHEAST 
OF SCRANTON...MOVING NORTHEAST AT 32 MPH.

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...FREQUENT CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM EDT
WEDNESDAY MORNING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW
JERSEY AND EASTERN PENNSYLVANIA.

LAT...LON 4123 7535 4123 7532 4112 7552 4114 7556
      4117 7559 4120 7558 4125 7547
TIME...MOT...LOC 2223Z 245DEG 28KT 4119 7541

$$

GORSE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 10, 5:51 PM EDTSevere Thunderstorm WarningPHIBerks, Lehigh54 min
Jun 10, 6:20 PM EDTSevere Thunderstorm WarningPHIMonroe40 min
Jun 10, 6:42 PM EDTSevere Thunderstorm WarningPHIBerks, Lehigh59 min
Jun 10, 6:47 PM EDTFlash Flood WarningPHIBerks, Lehigh3 hr
Jun 10, 6:57 PM EDTSevere Thunderstorm WarningPHICarbon, Monroe, Northampton48 min
Jun 10, 7:02 PM EDTSevere Thunderstorm WarningPHIChester58 min
Jun 10, 7:13 PM EDTSevere Thunderstorm WarningPHIMonroe, Northampton77 min
Jun 10, 7:36 PM EDTSevere Thunderstorm WarningPHIBucks, Chester, Montgomery54 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2008Every severe thunderstorm warning in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.