Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 210, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Sep 6, 2012, 11:12 PM EDT for Carbon County, Pennsylvania. It was in force for 65 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
- Sep 6, 2012, 11:12 PM EDT (03:12 UTC)
- Expired
- Sep 7, 2012, 12:17 AM EDT
- In force
- 65 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
County Carbon County, PA
The radar
The Binghamton radar (KBGM), 146 km from the middle of the area, began a volume at 03:12 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, 3.2 hours before the alert went out and 251 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
- 479 J/kg
- Mixed-layer CIN
- -84 J/kg
- Mixed-layer LCL
- 761 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 63 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
427
WUUS51 KPHI 070312
SVRPHI
PAC025-070445-
/O.NEW.KPHI.SV.W.0210.120907T0312Z-120907T0445Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1112 PM EDT THU SEP 6 2012
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHERN CARBON COUNTY IN NORTHEAST PENNSYLVANIA...
THIS INCLUDES THE CITY OF LEHIGHTON...
* UNTIL 1245 AM EDT
* AT 1111 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THIS STORM WAS LOCATED 24
MILES NORTHWEST OF NESQUEHONING...OR 26 MILES SOUTHWEST OF
WILKES-BARRE...AND MOVING SOUTHEAST AT 15 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
8 MILES SOUTHWEST OF NESQUEHONING AROUND 1235 AM EDT...
NEW MAHONING AROUND 1245 AM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...LARGE HAIL...AND DEADLY CLOUD TO
GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...FREQUENT CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE
ENOUGH TO BE STRUCK BY LIGHTNING.
PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.
&&
LAT...LON 4094 7589 4093 7574 4087 7556 4076 7581
4079 7586 4084 7592 4091 7600 4094 7594
4095 7590
TIME...MOT...LOC 0312Z 312DEG 14KT 4099 7625
$$
TFG2 follow-up statements
589
WWUS51 KPHI 070359
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1159 PM EDT THU SEP 6 2012
PAC025-070445-
/O.CON.KPHI.SV.W.0210.000000T0000Z-120907T0445Z/
CARBON PA-
1159 PM EDT THU SEP 6 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM EDT
FOR SOUTHERN CARBON COUNTY...
AT 1154 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED 7 MILES WEST OF TRESCKOW...OR 20 MILES WEST OF LEHIGHTON...
MOVING SOUTHEAST AT 15 MPH.
THE THUNDERSTORM HAS WEAKENED OVER THE PAST HALF HOUR...BUT MAY
STILL BE CAPABLE OF PRODUCING SEVERE WEATHER ESPECIALLY ACROSS
EXTREME NORTHWEST CARBON COUNTY...NEAR TRESCKOW AND BEAVER MEADOWS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...FREQUENT CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE
ENOUGH TO BE STRUCK BY LIGHTNING.
PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.
&&
LAT...LON 4094 7589 4093 7574 4087 7556 4076 7581
4079 7586 4084 7592 4091 7600 4094 7594
4095 7590
TIME...MOT...LOC 0357Z 312DEG 14KT 4087 7608
$$846
WWUS51 KPHI 070417
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1217 AM EDT FRI SEP 7 2012
PAC025-070426-
/O.CAN.KPHI.SV.W.0210.000000T0000Z-120907T0445Z/
CARBON PA-
1217 AM EDT FRI SEP 7 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN CARBON COUNTY IS
CANCELLED...
THE THUNDERSTORM HAS WEAKENED BELOW SEVERE LIMITS. GO INDOORS IF
THUNDERSTORMS APPROACH.
PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.
LAT...LON 4094 7589 4093 7574 4087 7556 4076 7581
4079 7586 4084 7592 4091 7600 4094 7594
4095 7590
TIME...MOT...LOC 0416Z 312DEG 14KT 4082 7601
$$The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 9:01 PM EDT | Special Weather Statement | PHI | Monroe | 89 min |
| Sep 6, 10:31 PM EDT | Special Weather Statement | PHI | Carbon | 119 min |
| Sep 7, 1:57 AM EDT | Special Weather Statement | PHI | Berks | 2 hr |
| Sep 7, 3:39 AM EDT | Severe Thunderstorm Warning | PHI | Berks | 81 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2012Every severe thunderstorm warning in 2012
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.