Alert archive / New Jersey / Special Weather Statements in 2011
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Apr 13, 2011, 12:12 AM EDT for Middlesex County, Morris County, Somerset County, New Jersey. It was in force for 63 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
- Apr 13, 2011, 12:12 AM EDT (04:12 UTC)
- Expired
- Apr 13, 2011, 1:15 AM EDT
- In force
- 63 min
- Issued by
- NWS Philadelphia/Mount Holly
Counties Middlesex County, NJ, Morris County, NJ, Somerset County, NJ
The radar
The Philadelphia radar (KDIX), 77 km from the middle of the area, began a volume at 04:15 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, 4.2 hours before the alert went out and 124 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1015 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 266 m²/s²
- 0-3 km storm-relative helicity
- 479 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
549
WWUS81 KPHI 130412
SPSPHI
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1212 AM EDT WED APR 13 2011
NJZ001-008-010-012>015-130515-
EASTERN MONMOUTH NJ-MERCER NJ-MIDDLESEX NJ-MORRIS NJ-SOMERSET NJ-
SUSSEX NJ-WESTERN MONMOUTH NJ-
1212 AM EDT WED APR 13 2011
...A CLUSTER OF STRONG THUNDERSTORMS WILL AFFECT MERCER...
MIDDLESEX...MONMOUTH...MORRIS...SOMERSET AND SUSSEX COUNTIES...
AT 1211 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
CLUSTER OF STRONG THUNDERSTORMS 6 MILES SOUTHWEST OF NEW
BRUNSWICK...MOVING NORTH AT 35 MPH. THE THUNDERSTORMS WILL BE NEAR
MANVILLE...MARTINSVILLE AROUND 1230 AM...FAR HILLS...BERNARDSVILLE
AROUND 1245 AM...SUCCASUNNA...HOPATCONG AROUND 100 AM AND LAKE
MOHAWK AROUND 115 AM.
VERY HEAVY RAIN WILL FALL FROM THESE STORMS...AND WILL CAUSE WATER TO
POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS.
EXPECT SMALL HAIL AND FREQUENT...DANGEROUS CLOUD TO GROUND LIGHTNING
FROM THESE STORMS.
LAT...LON 4032 7470 4106 7467 4105 7444 4097 7427
4089 7427 4089 7433 4086 7431 4074 7436
4067 7445 4066 7440 4059 7444 4060 7421
4047 7427 4044 7420 4046 7412 4041 7399
4047 7401 4047 7399 4030 7397
$$
HAYESThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 12, 9:36 PM EDT | Gale Warning | PHI | 8 hr | |
| Apr 12, 9:39 PM EDT | Special Weather Statement | PHI | Atlantic, Cape May | 36 min |
| Apr 12, 10:06 PM EDT | Special Weather Statement | PHI | Morris | 54 min |
| Apr 12, 10:10 PM EDT | Special Weather Statement | PHI | Cape May | 65 min |
| Apr 12, 10:19 PM EDT | Special Marine Warning | PHI | 56 min | |
| Apr 12, 10:37 PM EDT | Special Weather Statement | PHI | Atlantic, Burlington | 53 min |
| Apr 12, 10:49 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Ocean | 56 min |
| Apr 12, 11:26 PM EDT | Special Weather Statement | PHI | Monmouth, Ocean | 64 min |
| Apr 13, 2:26 AM EDT | Special Weather Statement | PHI | Middlesex, Monmouth | 64 min |
Nearby
Special 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.