Alert archive / New Jersey / Special Weather Statements in 2012
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Oct 15, 2012, 4:48 PM EDT for Mercer County, Middlesex County, Monmouth County, New Jersey; Bucks County, Pennsylvania. It was in force for 87 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 15, 2012, 4:48 PM EDT (20:48 UTC)
- Expired
- Oct 15, 2012, 6:15 PM EDT
- In force
- 87 min
- Issued by
- NWS Philadelphia/Mount Holly
Counties Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Bucks County, PA
The radar
The Philadelphia radar (KDIX), 51 km from the middle of the area, began a volume at 20:50 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 12:00Z, 8.8 hours before the alert went out and 141 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
- 2 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 962 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 298 m²/s²
- 0-3 km storm-relative helicity
- 287 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
683
WWUS81 KPHI 152048
SPSPHI
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
448 PM EDT MON OCT 15 2012
NJZ009-012>015-019-020-026-PAZ068-069-071-152215-
BUCKS PA-COASTAL OCEAN NJ-EASTERN MONMOUTH NJ-HUNTERDON NJ-MERCER NJ-
MIDDLESEX NJ-MONTGOMERY PA-NORTHWESTERN BURLINGTON NJ-OCEAN NJ-
PHILADELPHIA PA-WESTERN MONMOUTH NJ-
448 PM EDT MON OCT 15 2012
...SHOWERS WITH HEAVY RAINFALL WILL AFFECT HUNTERDON...MERCER...
BUCKS...MONTGOMERY...PHILADELPHIA...MIDDLESEX...BURLINGTON...MONMOUTH
AND OCEAN COUNTIES...
AT 445 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SHOWERS WITH HEAVY RAINFALL ALONG A LINE EXTENDING FROM 19 MILES
NORTHWEST OF TRENTON TO 13 MILES SOUTH OF TRENTON...MOVING EAST AT 35
MPH. THE SHOWERS WILL BE NEAR FLEMINGTON...JOBSTOWN...COLUMBUS...
TRENTON AROUND 455 PM...GEORGETOWN...YARDVILLE-GROVEVILLE...
WRIGHTSTOWN...WHITE HORSE AROUND 500 PM...CROSSWICKS AND
MERCERVILLE-HAMILTON SQUARE AROUND 505 PM.
VERY HEAVY RAIN RANGING FROM A QUARTER TO A HALF INCH WILL FALL FROM
THESE SHOWERS...AND WILL CAUSE WATER TO POND ON ROADS AND QUICKLY
FILL POOR DRAINAGE AREAS.
LAT...LON 4029 7397 4004 7404 3993 7487 4013 7524
4052 7511 4057 7473 4051 7479 4038 7472
4038 7461 4042 7459 4049 7446 4057 7452
4062 7431 4060 7420 4047 7425 4042 7401
4048 7402 4048 7400 4044 7397
$$
FORECASTER:
KEK/TFGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 15, 4:33 PM EDT | Special Weather Statement | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 87 min |
| Oct 15, 2:02 PM EDT | Special Weather Statement | PHI | Chester, Delaware | 88 min |
| Oct 15, 2:44 PM EDT | Special Weather Statement | PHI | Carbon, Monroe | 61 min |
| Oct 15, 3:25 PM EDT | Special Weather Statement | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 80 min |
| Oct 15, 7:33 PM EDT | Special Weather Statement | PHI | Kent, Sussex | 117 min |
Nearby
Special Weather Statements in New Jersey, 2012Special Weather Statements in Pennsylvania, 2012Every special weather statement in 2012
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.