Alert archive / Pennsylvania / Special Weather Statements in 2011
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Sep 27, 2011, 11:13 AM EDT for Carbon County, Pennsylvania. It was in force for 62 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 27, 2011, 11:13 AM EDT (15:13 UTC)
- Expired
- Sep 27, 2011, 12:15 PM EDT
- In force
- 62 min
- Issued by
- NWS Philadelphia/Mount Holly
County Carbon County, PA
The radar
The Binghamton radar (KBGM), 142 km from the middle of the area, began a volume at 15:13 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, 3.2 hours before the alert went out and 164 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
- 456 J/kg
- Mixed-layer CIN
- -32 J/kg
- Mixed-layer LCL
- 557 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 79 m²/s²
- 0-3 km storm-relative helicity
- 107 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
502
WWUS81 KPHI 271513
SPSPHI
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1113 AM EDT TUE SEP 27 2011
PAZ054-271615-
CARBON PA-
1113 AM EDT TUE SEP 27 2011
...HEAVY SHOWERS AND POSSIBLY A THUNDERSTORM WILL AFFECT CARBON
COUNTY...
AT 1110 AM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED AN AREA OF
SHOWERS AND ISOLATED THUNDERSTORMS 11 MILES SOUTHWEST OF
LEHIGHTON...MOVING NORTHEAST AT 15 TO 20 MPH. THE SHOWERS AND
POSSIBLE THUNDERSTORMS WILL BE NEAR LANSFORD AROUND 1125 AM...SUMMIT
HILL...NEW MAHONING...TRESCKOW AROUND 1130 AM...NESQUEHONING...
BEAVER MEADOWS AROUND 1140 AM...LEHIGHTON AROUND 1150 AM...JIM
THORPE...WEISSPORT AND WEATHERLY AROUND 1155 AM.
VERY HEAVY RAIN WILL FALL FROM THESE SHOWERS AND FEW
THUNDERSTORMS...AND WILL CAUSE WATER TO POND ON ROADS AND QUICKLY
FILL ROADSIDE DITCHES AND SMALL STREAMS. RAINFALL AMOUNTS UP TO A
HALF INCH IN AN HOUR MAY OCCUR WITH THE HEAVIEST CELLS.
LAT...LON 4089 7559 4076 7580 4084 7594 4091 7600
4094 7595 4095 7588 4098 7584 4100 7575
4103 7576 4104 7575
$$
/AMPThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 26, 9:39 PM EDT | Coastal Flood Statement | PHI | Atlantic, Burlington, Cape May, Middlesex, Monmouth, Ocean | 13 hr |
| Sep 27, 3:00 PM EDT | Coastal Flood Statement | PHI | Atlantic, Burlington, Cape May, Middlesex, Monmouth, Ocean | 8 hr |
| Sep 27, 10:00 AM EDT | Special Weather Statement | PHI | Schuylkill | 45 min |
| Sep 27, 5:37 PM EDT | Special Weather Statement | PHI | Lebanon | 83 min |
| Sep 27, 7:00 PM EDT | Areal Flood Warning | PHI | Berks | 3 hr |
| Sep 27, 7:42 PM EDT | Special Weather Statement | PHI | Carbon, Monroe | 93 min |
| Sep 27, 7:45 PM EDT | Areal Flood Warning | PHI | Carbon | 3 hr |
| Sep 27, 4:54 PM EDT | Special Weather Statement | PHI | Caroline | 96 min |
Nearby
Special Weather Statements in Pennsylvania, 2011Every special weather statement in 2011
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.