Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 71, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 13, 2009, 6:39 PM EDT for Monroe County, Pennsylvania. It was in force for 66 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 13, 2009, 6:39 PM EDT (22:39 UTC)
- Expired
- Jun 13, 2009, 7:45 PM EDT
- In force
- 66 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
County Monroe County, PA
The radar
The Binghamton radar (KBGM), 125 km from the middle of the area, began a volume at 22:41 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
Albany, NY (KALY), launched 12:00Z, 10.7 hours before the alert went out and 216 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
- 11 J/kg
- Mixed-layer CIN
- -75 J/kg
- Mixed-layer LCL
- 958 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- -9 m²/s²
- 0-3 km storm-relative helicity
- 70 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 132239
SVRPHI
PAC089-132345-
/O.NEW.KPHI.SV.W.0071.090613T2239Z-090613T2345Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
639 PM EDT SAT JUN 13 2009
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN MONROE COUNTY IN NORTHEAST PENNSYLVANIA...
THIS INCLUDES THE CITY OF MOUNT POCONO...
* UNTIL 745 PM EDT
* AT 638 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
OF 60 MPH. THIS STORM WAS LOCATED 11 MILES WEST OF GOULDSBORO
STATE PARK...OR 11 MILES EAST OF WILKES-BARRE...AND MOVING EAST
AT 25 MPH. THUNDERSTORM WINDS BROUGHT DOWN WIRES AND TREES IN
LUZERNE COUNTY WHEN IT PASSED.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
GOULDSBORO STATE PARK AROUND 705 PM EDT...
TOBYHANNA AND POCONO PINES AROUND 710 PM EDT...
9 MILES NORTH OF LONG POND AROUND 715 PM EDT...
MOUNT POCONO AROUND 720 PM EDT...
PARADISE VALLEY...MOUNTAINHOME...CANADENSIS AND 6 MILES SOUTH OF
SKYTOP AROUND 730 PM EDT...
LAT...LON 4098 7533 4103 7550 4112 7561 4113 7565
4123 7555 4123 7552 4125 7550 4125 7531
4125 7524 4125 7523
TIME...MOT...LOC 2239Z 289DEG 22KT 4124 7566
$$
EBERWINEThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 2:27 PM EDT | Areal Flood Advisory | PHI | Chester | 4 hr |
| Jun 13, 2:32 PM EDT | Flash Flood Warning | PHI | Bucks | 2 hr |
| Jun 13, 2:33 PM EDT | Flash Flood Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 112 min |
| Jun 13, 2:57 PM EDT | Flash Flood Warning | PHI | Montgomery | 2 hr |
| Jun 13, 3:17 PM EDT | Areal Flood Advisory | PHI | Bucks | 3 hr |
| Jun 13, 4:07 PM EDT | Flash Flood Warning | PHI | Bucks, Montgomery, Philadelphia | 6 hr |
| Jun 13, 4:59 PM EDT | Areal Flood Advisory | PHI | Chester | 4 hr |
| Jun 13, 5:16 PM EDT | River Flood Warning | PHI | Bucks | 13 hr |
| Jun 13, 6:06 PM EDT | Flash Flood Warning | PHI | Chester | 2 hr |
| Jun 13, 7:29 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 61 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.