Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 172, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 3, 2007, 8:44 PM EDT for Carbon County, Monroe County, Northampton County, Pennsylvania; Sussex County, Warren County, New Jersey. It was in force for 76 min. 1 report 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
- Aug 3, 2007, 8:44 PM EDT (00:44 UTC)
- Expired
- Aug 3, 2007, 10:00 PM EDT
- In force
- 76 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Counties, with a storm outline in the text
Counties Sussex County, NJ, Warren County, NJ, Carbon County, PA, Monroe County, PA, Northampton County, PA
The radar
The Binghamton radar (KBGM), 140 km from the middle of the area, began a volume at 00:45 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 3, 8:58 PM EDT | TSTM WND DMG | 3 Ene Arlington Heights, PA | SEVERAL MEDIUM TO LARGE SIZE TREE LIMBS DOWN IN SMITHFIELD TOWNSHIP. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 00:00Z, 0.7 hours before the alert went out and 208 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.
- Mixed-layer CAPE
- 613 J/kg
- Mixed-layer CIN
- -132 J/kg
- Mixed-layer LCL
- 1369 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 118 m²/s²
- 0-3 km storm-relative helicity
- 134 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS51 KPHI 040049 SVRPHI NJC037-041-PAC025-089-095-040200- /O.NEW.KPHI.SV.W.0172.070804T0044Z-070804T0200Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 844 PM EDT FRI AUG 3 2007 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHEASTERN NORTHAMPTON COUNTY IN EASTERN PENNSYLVANIA... NORTHEASTERN CARBON COUNTY IN NORTHEAST PENNSYLVANIA... MONROE COUNTY IN NORTHEAST PENNSYLVANIA... WESTERN SUSSEX COUNTY IN NORTHWEST NEW JERSEY... NORTHERN WARREN COUNTY IN NORTHWEST NEW JERSEY... * UNTIL 1000 PM EDT * AT 843 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SEVERAL SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. ONE OF THESE STORMS WAS LOCATED NEAR ALBRIGHTSVILLE...OR ABOUT 21 MILES SOUTHEAST OF WILKES-BARRE. ANOTHER WAS JUST NORTHEAST OF ANALOMINK. ALL STORMS ARE MOVING EAST AT 20 MPH. * THE ONE SEVERE THUNDERSTORM WILL BE NEAR... ALBRIGHTSVILLE AND LAKE HARMONY BY 850 PM EDT... MECKESVILLE AND PENN FOREST RESERVOIR BY 855 PM EDT... JONAS BY 900 PM EDT... LONG POND BY 905 PM EDT... GILBERT BY 910 PM EDT... BRODHEADSVILLE BY 915 PM EDT... * THE OTHER WILL BE NEAR ECHO LAKE AND THEN MOVE EAST INTO NEW JERSEY. THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS LAT...LON 4111 7571 4091 7573 4078 7486 4126 7466 $$ RPW
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 10:03 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 57 min |
| Aug 3, 9:03 PM EDT | Severe Thunderstorm Warning | PHI | Morris | 57 min |
| Aug 3, 9:59 PM EDT | Severe Thunderstorm Warning | PHI | Morris | 46 min |
| Aug 3, 11:07 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Somerset | 53 min |
| Aug 4, 4:04 PM EDT | Special Marine Warning | PHI | 56 min | |
| Aug 4, 4:04 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic | 41 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2007Severe Thunderstorm Warnings in New Jersey, 2007Every severe thunderstorm warning in 2007
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.