Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 93, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 27, 2007, 2:10 PM EDT for Monroe County, Northampton County, Pennsylvania. It was in force for 95 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 27, 2007, 2:10 PM EDT (18:10 UTC)
- Expired
- Jun 27, 2007, 3:45 PM EDT
- In force
- 95 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Counties, with a storm outline in the text
Counties Monroe County, PA, Northampton County, PA
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 27, 12:58 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 6.2 hours before the alert went out and 165 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
- 1994 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 955 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- -17 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 271811
SVRPHI
PAC089-095-271945-
/O.NEW.KPHI.SV.W.0093.070627T1810Z-070627T1945Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
210 PM EDT WED JUN 27 2007
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN NORTHAMPTON COUNTY IN EASTERN PENNSYLVANIA...
SOUTH CENTRAL MONROE COUNTY IN NORTHEAST PENNSYLVANIA...
* UNTIL 345 PM EDT
* AT 208 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 IN
EXTREME SOUTHEAST CARBON COUNTY AND 12 MILES WEST OF WIND GAP...
OR ABOUT 18 MILES NORTHWEST OF BETHLEHEM...AND MOVING EAST AT
10 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
8 MILES NORTH OF NAZARETH BY 310 PM EDT...
WIND GAP BY 320 PM EDT...
BELFAST BY 325 PM EDT...
EAST BANGOR BY 345 PM EDT...
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.
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.
LAT...LON 4093 7511 4077 7518 4075 7520 4074 7519
4068 7522 4080 7554 4081 7550 4082 7548
4087 7551 4088 7551 4089 7550 4094 7514
$$
TFG1 follow-up statement
000
WWUS51 KPHI 271901
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
300 PM EDT WED JUN 27 2007
PAC089-271908-
/O.CAN.KPHI.SV.W.0093.000000T0000Z-070627T1945Z/
MONROE PA-
300 PM EDT WED JUN 27 2007
...THE SEVERE THUNDERSTORM WARNING FOR MONROE COUNTY IS CANCELLED...
AT 255 PM EDT...THE SEVERE THUNDERSTORM HAD MOVED TO THE SOUTH OF
MONROE COUNTY. AS A RESULT...THE WARNING HAS BEEN CANCELLED.
LAT...LON 4093 7511 4077 7518 4075 7520 4074 7519
4068 7522 4080 7554 4081 7550 4082 7548
4083 7548 4081 7547 4094 7514
$$
PAC095-271945-
/O.CON.KPHI.SV.W.0093.000000T0000Z-070627T1945Z/
NORTHAMPTON PA-
300 PM EDT WED JUN 27 2007
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM EDT
FOR NORTHERN NORTHAMPTON COUNTY...
AT 255 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR BELFAST...MOVING EAST
AT 10 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
BANGOR AND EAST BANGOR BY 305 PM EDT...
LAT...LON 4093 7511 4077 7518 4075 7520 4074 7519
4068 7522 4080 7554 4081 7550 4082 7548
4083 7548 4081 7547 4094 7514
$$
IOVINOThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 1:19 PM EDT | Severe Thunderstorm Warning | PHI | Carbon | 56 min |
| Jun 27, 3:42 PM EDT | Excessive Heat Warning | PHI | Delaware, Philadelphia | 27 hr |
| Jun 27, 4:35 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 46 min |
| Jun 27, 7:09 PM EDT | Severe Thunderstorm Warning | PHI | Carbon | 66 min |
| Jun 27, 7:58 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh | 62 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.