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 Aug 4, 2011, 12:18 AM EDT for 7 counties in New Jersey. It was in force for 117 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
- Aug 4, 2011, 12:18 AM EDT (04:18 UTC)
- Expired
- Aug 4, 2011, 2:15 AM EDT
- In force
- 117 min
- Issued by
- NWS Philadelphia/Mount Holly
Counties Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Cumberland County, NJ, Gloucester County, NJ, Ocean County, NJ, Salem County, NJ
The radar
The Philadelphia radar (KDIX), 41 km from the middle of the area, began a volume at 04:21 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, 4.3 hours before the alert went out and 196 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1153 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- -5 m²/s²
- 0-3 km storm-relative helicity
- 19 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
242
WWUS81 KPHI 040418
SPSPHI
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1218 AM EDT THU AUG 4 2011
NJZ016>027-040615-
ATLANTIC NJ-ATLANTIC COASTAL CAPE MAY NJ-CAMDEN NJ-CAPE MAY NJ-
COASTAL ATLANTIC NJ-COASTAL OCEAN NJ-CUMBERLAND NJ-GLOUCESTER NJ-
NORTHWESTERN BURLINGTON NJ-OCEAN NJ-SALEM NJ-
SOUTHEASTERN BURLINGTON NJ-
1218 AM EDT THU AUG 4 2011
...AN AREA OF SHOWERS PRODUCING HEAVY RAINFALL WILL AFFECT
SALEM...CUMBERLAND...CAMDEN...GLOUCESTER...CAPE
MAY...OCEAN...ATLANTIC AND BURLINGTON COUNTIES...
AT 1215 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN AREA
OF SHOWERS PRODUCING HEAVY RAINFALL COVERING A LARGE PORTION OF
SOUTHERN NEW JERSEY. THIS AREA WAS MOVING SOUTHEAST AT 25 MPH AND
WILL IMPACT MOST OF SOUTH JERSEY THROUGH 2 AM. LOCALLY HEAVY RAIN IS
THE MOST LIKELY THREAT.
AN ISOLATED LIGHTNING STRIKE OR RUMBLE OF THUNDER IS POSSIBLE AS
WELL.
LAT...LON 3974 7409 3954 7423 3950 7428 3950 7433
3953 7434 3953 7440 3949 7438 3949 7432
3945 7429 3935 7441 3930 7455 3920 7464
3904 7475 3955 7554 3958 7553 4007 7435
3997 7409 3996 7409 3996 7405
$$
NIERENBERGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 8:53 PM EDT | Special Weather Statement | PHI | Sussex | 52 min |
| Aug 3, 9:53 PM EDT | Special Weather Statement | PHI | Mercer | 52 min |
| Aug 3, 10:33 PM EDT | Special Weather Statement | PHI | Atlantic, Burlington, Camden, Gloucester, Hunterdon, Mercer and 3 more | 117 min |
| Aug 4, 3:55 AM EDT | Coastal Flood Advisory | PHI | Atlantic, Burlington, Cape May, Cumberland, Middlesex, Monmouth and 1 more | 11 hr |
| Aug 3, 8:11 PM EDT | Special Weather Statement | PHI | Berks, Carbon, Lehigh, Northampton | 64 min |
| Aug 3, 9:02 PM EDT | Special Weather Statement | PHI | Berks, Bucks, Montgomery | 58 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.