Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 47, NWS Philadelphia/Mount Holly

June 8, 2008Monroe County, Pennsylvania

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 8, 2008, 4:42 PM EDT for Monroe County, Pennsylvania. It was in force for 43 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
Jun 8, 2008, 4:42 PM EDT (20:42 UTC)
Expired
Jun 8, 2008, 5:25 PM EDT
In force
43 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon

County Monroe County, PA

The radar

The Binghamton radar (KBGM), 131 km from the middle of the area, began a volume at 20:42 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, 8.7 hours before the alert went out and 202 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 2008-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 351 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 2008-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -3 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
351 J/kg
Mixed-layer CIN
-120 J/kg
Mixed-layer LCL
1541 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
-3 m²/s²
0-3 km storm-relative helicity
35 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 082043
SVRPHI
PAC089-082145-
/O.NEW.KPHI.SV.W.0047.080608T2042Z-080608T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
442 PM EDT SUN JUN 8 2008

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

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

* UNTIL 545 PM EDT

* AT 437 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  GOULSBORO STATE PARK...OR ABOUT 17 MILES SOUTHEAST OF SCRANTON...
  AND MOVING SOUTHEAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  MOUNT POCONO BY 455 PM...
  MOUNTAINHOME AND CANADENSIS BY 500 PM...
  PARADISE VALLEY AND SCOTRUN BY 505 PM...
  ALPINE MOUNTAIN AND HERNYVILLE BY 510 PM...
  ANALOMINK BY 515 PM...
  EAST STROUDSBURG BY 525 PM...

LAT...LON 4119 7514 4118 7515 4116 7515 4115 7509
      4109 7504 4094 7525 4116 7558 4125 7549
      4125 7541
TIME...MOT...LOC 2042Z 303DEG 22KT 4120 7542

$$

KRUZDLO
1 follow-up statement
000 
WWUS51 KPHI 082125
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
524 PM EDT SUN JUN 8 2008

PAC089-082134-
/O.CAN.KPHI.SV.W.0047.000000T0000Z-080608T2145Z/
MONROE PA-
524 PM EDT SUN JUN 8 2008

...THE SEVERE THUNDERSTORM WARNING FOR MONROE COUNTY IS CANCELLED...

WITH THE THUNDERSTORMS MOVING OUT OF THE WARNED AREA, THE SEVERE 
THUNDERSTORM WARNING HAS BEEN CANCELLED. 

LAT...LON 4119 7514 4118 7515 4116 7515 4115 7509
      4109 7504 4094 7525 4116 7558 4125 7549
      4125 7541
TIME...MOT...LOC 2124Z 303DEG 22KT 4106 7513

$$

KRUZDLO

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 4:12 PM EDTSevere Thunderstorm WarningPHIMonroe63 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.