Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 30, NWS Philadelphia/Mount Holly

May 13, 2006Monroe County, Pennsylvania

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 13, 2006, 4:18 PM EDT for Monroe County, Pennsylvania. It was in force for 13 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
May 13, 2006, 4:18 PM EDT (20:18 UTC)
Expired
May 13, 2006, 4:31 PM EDT
In force
13 min
Issued by
NWS Philadelphia/Mount Holly
Area
Counties, with a storm outline in the text

County Monroe County, PA

The radar

The Philadelphia radar (KDIX), 136 km from the middle of the area, began a volume at 20:19 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, 8.3 hours before the alert went out and 209 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 2006-05-13Temperature 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 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 2006-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1041 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
70 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 132019
SVRPHI
PAC089-132045-
/O.NEW.KPHI.SV.W.0030.060513T2018Z-060513T2045Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
418 PM EDT SAT MAY 13 2006

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

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

* UNTIL 445 PM EDT

* AT 416 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL.  THIS
  STORM WAS LOCATED 7 MILES EAST OF BRODHEADSVILLE...OR ABOUT 19
  MILES NORTH OF BETHLEHEM...AND MOVING NORTHWEST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  BRODHEADSVILLE BY 430 PM EDT

LAT...LON 4085 7539 4095 7517 4110 7528 4097 7549

$$

STAUBER
1 follow-up statement
000 
WWUS51 KPHI 132031
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
431 PM EDT SAT MAY 13 2006

PAC089-132041-
/O.CAN.KPHI.SV.W.0030.000000T0000Z-060513T2045Z/
MONROE PA-
431 PM EDT SAT MAY 13 2006

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

EVEN THOUGH THE POTENTIALLY SEVERE THUNDERSTORM HAS WEAKENED, 
SCATTERED THUNDERSTORMS WILL CONTINUE.

LAT...LON 4085 7539 4095 7517 4110 7528 4097 7549

$$

STAUBER

The office that day

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

IssuedProductOfficeCountiesLasted
May 13, 1:07 PM EDTFlash Flood WarningPHIBerks83 min
May 13, 1:07 PM EDTFlash Flood WarningPHIBerks23 min
May 13, 2:26 PM EDTSevere Thunderstorm WarningPHIBucks34 min
May 13, 2:59 PM EDTSevere Thunderstorm WarningPHIBerks46 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2006Every severe thunderstorm warning in 2006

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.