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 Oct 1, 2011, 9:03 PM EDT for Warren County, New Jersey; Carbon County, Monroe County, Northampton County, Pennsylvania. It was in force for 57 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
- Oct 1, 2011, 9:03 PM EDT (01:03 UTC)
- Expired
- Oct 1, 2011, 10:00 PM EDT
- In force
- 57 min
- Issued by
- NWS Philadelphia/Mount Holly
Counties Warren County, NJ, Carbon County, PA, Monroe County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 137 km from the middle of the area, began a volume at 01:05 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, 1.1 hours before the alert went out and 194 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
- 88 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 620 m above ground
- 0-6 km bulk shear
- 80 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 128 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
836
WWUS81 KPHI 020103
SPSPHI
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
903 PM EDT SAT OCT 1 2011
NJZ001-007-PAZ054-055-061-062-020200-
CARBON PA-LEHIGH PA-MONROE PA-NORTHAMPTON PA-SUSSEX NJ-WARREN NJ-
903 PM EDT SAT OCT 1 2011
...AN AREA OF SHOWERS PRODUCING HEAVY RAINFALL WILL AFFECT SUSSEX...
WARREN...LEHIGH...NORTHAMPTON...CARBON AND MONROE COUNTIES...
AT 859 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
AREA OF SHOWERS PRODUCING HEAVY RAINFALL 14 MILES SOUTH OF MOUNT
POCONO...MOVING NORTHWEST AT 10 MPH. THE SHOWERS WILL BE NEAR
BEERSVILLE AROUND 915 PM...ROSSLAND AROUND 920 PM...HERNYVILLE...
ALPINE MOUNTAIN AROUND 930 PM...REEDERS...BRODHEADSVILLE AROUND 935
PM...NEFFS AROUND 940 PM...GILBERT...SCOTRUN AND PARADISE VALLEY
AROUND 945 PM.
AS MUCH AS ONE-HALF INCH OF RAIN COULD FALL WITH THE SHOWERS. THIS
MUCH RAIN COULD RESULT IN LOCALIZED STREET FLOODING...AS WELL AS
RISES ON CREEKS AND STREAMS.
LAT...LON 4116 7516 4115 7509 4109 7503 4111 7495
4121 7487 4106 7453 4098 7462 4091 7473
4090 7478 4086 7481 4054 7533 4090 7599
4098 7586 4100 7575 4104 7578 4125 7546
4126 7514
$$
HAYESThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 1, 9:53 PM EDT | Special Weather Statement | PHI | Hunterdon, Mercer, Middlesex, Somerset | 112 min |
| Oct 1, 9:57 PM EDT | Special Weather Statement | PHI | Sussex, Warren | 2 hr |
| Oct 1, 11:54 PM EDT | Special Weather Statement | PHI | Atlantic, Cape May | 111 min |
| Oct 2, 1:26 AM EDT | Special Weather Statement | PHI | Camden, Gloucester, Salem | 2 hr |
| Oct 2, 2:44 AM EDT | Special Weather Statement | PHI | Hunterdon, Mercer, Middlesex, Monmouth, Morris, Somerset and 1 more | 2 hr |
| Oct 2, 3:53 AM EDT | Coastal Flood Statement | PHI | Middlesex, Monmouth, Ocean | 9 hr |
| Oct 2, 4:56 AM EDT | Special Weather Statement | PHI | Hunterdon, Morris, Sussex, Warren | 3 hr |
| Oct 2, 2:27 PM EDT | Coastal Flood Advisory | PHI | Burlington, Camden, Gloucester, Salem | 6 hr |
| Oct 2, 4:55 PM EDT | Special Weather Statement | PHI | Warren | 2 hr |
| Oct 1, 8:47 PM EDT | Special Weather Statement | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 58 min |
| Oct 1, 11:58 PM EDT | Special Weather Statement | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 2 hr |
| Oct 2, 3:35 AM EDT | Areal Flood Advisory | PHI | Chester | 4 hr |
Nearby
Special Weather Statements in Pennsylvania, 2011Special Weather Statements in New Jersey, 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.