Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 181, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 8, 2007, 2:09 AM EDT for Carbon County, Pennsylvania. It was in force for 40 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
- Aug 8, 2007, 2:09 AM EDT (06:09 UTC)
- Expired
- Aug 8, 2007, 2:49 AM EDT
- In force
- 40 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Counties, with a storm outline in the text
County Carbon County, PA
The radar
The Binghamton radar (KBGM), 145 km from the middle of the area, began a volume at 06:10 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 00:00Z, 6.2 hours before the alert went out and 248 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
- 98 J/kg
- Mixed-layer CIN
- -237 J/kg
- Mixed-layer LCL
- 1372 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 30 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS51 KPHI 080609 SVRPHI PAC025-080715- /O.NEW.KPHI.SV.W.0181.070808T0609Z-070808T0715Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 209 AM EDT WED AUG 8 2007 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL CARBON COUNTY IN NORTHEAST PENNSYLVANIA... * UNTIL 315 AM EDT * AT 206 AM 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 8 MILES WEST OF NESQUEHONING...OR ABOUT 28 MILES SOUTH OF WILKES-BARRE... AND MOVING EAST AT 15 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... 8 MILES SOUTH OF WEATHERLY BY 225 AM EDT... NESQUEHONING BY 230 AM EDT... NEW MAHONING BY 235 AM EDT... JIM THORPE BY 245 AM EDT... LEHIGHTON BY 250 AM EDT... BELTZVILLE STATE PARK BY 305 AM EDT... THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS. 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. LAT...LON 4090 7603 4079 7581 4088 7552 4105 7566 $$ RNS
1 follow-up statement
000 WWUS51 KPHI 080649 SVSPHI SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 249 AM EDT WED AUG 8 2007 PAC025-080659- /O.CAN.KPHI.SV.W.0181.000000T0000Z-070808T0715Z/ CARBON PA- 249 AM EDT WED AUG 8 2007 ...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL CARBON COUNTY IS CANCELLED... THE SEVERE THUNDERSTORM HAS WEAKENED AND MOVED OUT OF THE COUNTY. LAT...LON 4090 7603 4079 7581 4088 7552 4105 7566 $$ RNS
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 1:15 AM EDT | Severe Thunderstorm Warning | PHI | Carbon | 60 min |
| Aug 8, 1:42 AM EDT | Severe Thunderstorm Warning | PHI | Lehigh, Northampton | 63 min |
| Aug 8, 2:57 AM EDT | Severe Thunderstorm Warning | PHI | Northampton | 18 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.