Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 80, NWS Philadelphia/Mount Holly

June 16, 2008Carbon County, Monroe County, Pennsylvania

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 16, 2008, 4:49 PM EDT for Carbon County, Monroe County, Pennsylvania. It was in force for 52 min. 4 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 16, 2008, 4:49 PM EDT (20:49 UTC)
Expired
Jun 16, 2008, 5:41 PM EDT
In force
52 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon

Counties Carbon County, PA, Monroe County, PA

The radar

The Binghamton radar (KBGM), 131 km from the middle of the area, began a volume at 20:52 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.

What was reported inside it

TimeReportWhereRemark
Jun 16, 5:10 PM EDTHAIL 0.75Gouldsboro, PA
Jun 16, 5:15 PM EDTTSTM WND GST 50Albrightsville, PA40 TO 50 MPH WIND GUST REPORTED ALONG WITH PEA SIZED HAIL.
Jun 16, 5:25 PM EDTHAIL 0.25Blakeslee, PAPEA TO DIME SIZE HAIL REPORTED IN BLAKESLEE. ALSO, 40 TO 50 MPH WIND GUST REPORTED.
Jun 16, 5:35 PM EDTHAIL 0.753 N Reeders, PAPENNY SIZE HAIL IN SCOTRUN

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 16, 1:21 PM EDTSevere Thunderstorm WatchSPC10 hr

The nearest sounding before it

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 8.8 hours before the alert went out and 186 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 2008-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 53 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 2008-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 square meters per square second.19395878Sfc1 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
53 J/kg
Mixed-layer CIN
-151 J/kg
Mixed-layer LCL
1872 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
28 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.

000 
WUUS51 KPHI 162050
SVRPHI
PAC025-089-162200-
/O.NEW.KPHI.SV.W.0080.080616T2049Z-080616T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
449 PM EDT MON JUN 16 2008

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

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

* UNTIL 600 PM EDT

* AT 445 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF
  SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED
  ALONG A LINE EXTENDING FROM 25 MILES NORTHEAST OF SKYTOP TO 30
  MILES WEST OF WEATHERLY...MOVING EAST AT 25 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  GOULDSBORO STATE PARK BY 525 PM...
  WHITE HAVEN BY 530 PM...
  BLAKESLEE AND TOBYHANNA BY 540 PM...
  SKYTOP BY 545 PM...
  LAKE HARMONY...CANADENSIS AND POCONO PINES BY 550 PM...
  WEATHERLY AND NESQUEHONING BY 555 PM...

THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY RAINFALL WHICH MAY
RESULT IN LOCALIZED AREAS OF FLOODING. DO NOT DRIVE IN AREAS WHERE
WATER IS CROSSING THE ROAD.

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...FREQUENT CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THESE STORMS. 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 900 PM MONDAY
EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW JERSEY AND
EASTERN PENNSYLVANIA.

LAT...LON 4116 7515 4115 7510 4113 7506 4111 7506
      4101 7520 4081 7585 4082 7591 4091 7600
      4100 7576 4102 7575 4105 7579 4110 7577
      4114 7570 4113 7564 4121 7558 4125 7550
      4126 7514
TIME...MOT...LOC 2049Z 274DEG 23KT 4156 7498 4096 7638

$$
2 follow-up statements
000 
WWUS51 KPHI 162134
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
533 PM EDT MON JUN 16 2008

PAC025-089-162200-
/O.CON.KPHI.SV.W.0080.000000T0000Z-080616T2200Z/
CARBON PA-MONROE PA-
533 PM EDT MON JUN 16 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR MONROE AND CENTRAL CARBON COUNTIES...

AT 532 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM 37 MILES NORTHEAST OF SKYTOP
TO 12 MILES NORTHWEST OF LANSFORD...MOVING EAST AT 25 MPH.

SEVERE THUNDERSTORMS WILL BE NEAR...
  TOBYHANNA BY 540 PM EDT...
  SKYTOP BY 545 PM EDT...
  SUMMIT HILL...LANSFORD...CANADENSIS AND POCONO PINES BY 550 PM
  EDT...
  MOUNT POCONO...NESQUEHONING AND MOUNTAINHOME BY 555 PM EDT...
  POCONO RACEWAY BY 600 PM EDT...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT MONDAY
EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW JERSEY AND
EASTERN PENNSYLVANIA.

LAT...LON 4116 7515 4113 7507 4111 7506 4101 7520
      4081 7585 4082 7591 4093 7586 4094 7576
      4099 7570 4101 7565 4109 7553 4117 7544
      4126 7514
TIME...MOT...LOC 2133Z 274DEG 23KT 4154 7460 4094 7601

$$
000 
WWUS51 KPHI 162141
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
540 PM EDT MON JUN 16 2008

PAC025-089-162150-
/O.CAN.KPHI.SV.W.0080.000000T0000Z-080616T2200Z/
CARBON PA-MONROE PA-
540 PM EDT MON JUN 16 2008

...THE SEVERE THUNDERSTORM WARNING FOR MONROE AND CENTRAL CARBON
COUNTIES IS CANCELLED...

THE STRONG TO SEVERE THUNDERSTORMS OVER NORTHERN CARBON AND MONROE 
COUNTIES WEAKENED, AND THE SEVERE THUNDERSTORM WARNING IS NO LONGER 
IN EFFECT.  

HOWEVER, A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM 
EDT MONDAY EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW 
JERSEY AND EASTERN PENNSYLVANIA.

LAT...LON 4116 7515 4113 7507 4111 7506 4101 7520
      4081 7585 4082 7591 4093 7586 4094 7576
      4099 7570 4101 7565 4109 7553 4117 7544
      4126 7514
TIME...MOT...LOC 2140Z 274DEG 23KT 4153 7455 4094 7595

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 6:06 PM EDTSevere Thunderstorm WarningPHINorthampton19 min
Jun 16, 6:43 PM EDTSevere Thunderstorm WarningPHIBerks, Lehigh34 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.