Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 119, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 16, 2009, 3:53 PM EDT for Carbon County, Monroe County, Pennsylvania. It was in force for 31 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
- Jul 16, 2009, 3:53 PM EDT (19:53 UTC)
- Expired
- Jul 16, 2009, 4:24 PM EDT
- In force
- 31 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Carbon County, PA, Monroe County, PA
The radar
The Binghamton radar (KBGM), 131 km from the middle of the area, began a volume at 19:46 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
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 7.9 hours before the alert went out and 182 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
- 119 J/kg
- Mixed-layer CIN
- -104 J/kg
- Mixed-layer LCL
- 1096 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 92 m²/s²
- 0-3 km storm-relative helicity
- 79 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 161953
SVRPHI
PAC025-089-162130-
/O.NEW.KPHI.SV.W.0119.090716T1953Z-090716T2130Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
353 PM EDT THU JUL 16 2009
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN CARBON COUNTY IN NORTHEAST PENNSYLVANIA...
MONROE COUNTY IN NORTHEAST PENNSYLVANIA...
THIS INCLUDES THE CITY OF MOUNT POCONO...
* UNTIL 530 PM EDT
* AT 352 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 6 MILES
NORTHWEST OF WHITE HAVEN...OR 11 MILES SOUTH OF WILKES-BARRE...AND
MOVING EAST AT 25 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
WHITE HAVEN AROUND 410 PM EDT...
LAKE HARMONY AND BLAKESLEE AROUND 430 PM EDT...
ALBRIGHTSVILLE AROUND 435 PM EDT...
MECKESVILLE AROUND 440 PM EDT...
POCONO RACEWAY AND JONAS AROUND 445 PM EDT...
LONG POND AROUND 450 PM EDT...
LAT...LON 4110 7508 4086 7537 4098 7583 4099 7582
4101 7575 4105 7578 4110 7577 4114 7570
4113 7564 4116 7561
TIME...MOT...LOC 1953Z 282DEG 20KT 4109 7587
$$
SZATKOWSKI1 follow-up statement
000
WWUS51 KPHI 162024
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
424 PM EDT THU JUL 16 2009
PAC025-089-162030-
/O.CAN.KPHI.SV.W.0119.000000T0000Z-090716T2130Z/
CARBON PA-MONROE PA-
424 PM EDT THU JUL 16 2009
...THE SEVERE THUNDERSTORM WARNING FOR MONROE AND NORTHERN CARBON
COUNTIES IS CANCELLED...
THE THUNDERSTORM HAS WEAKENED AND NO LONGER POSES A THREAT OF SEVERE
WEATHER. THE STORM CAN STILL PRODUCE WIND GUSTS TO 40 MILES AN
HOUR AND PEA SIZE HAIL. MOTORISTS SHOULD BE PREPARED FOR REDUCTIONS
IN VISIBILITY DUE TO HEAVY RAIN AS THE STORM PASSES THROUGH.
LAT...LON 4110 7508 4086 7537 4098 7583 4099 7582
4101 7575 4105 7578 4110 7577 4114 7570
4113 7564 4116 7561
TIME...MOT...LOC 2020Z 282DEG 20KT 4106 7567
$$
SZATKOWSKIThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 16, 6:42 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 63 min |
| Jul 16, 7:05 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 70 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2009Every severe thunderstorm warning in 2009
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.