Alert archive / New Jersey / Special Weather Statements in 2013
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Apr 19, 2013, 8:48 PM EDT for 9 counties in New Jersey. It was in force for 3 hr. 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 19, 2013, 8:48 PM EDT (00:48 UTC)
- Expired
- Apr 19, 2013, 11:45 PM EDT
- In force
- 3 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Cape May County, NJ, Cumberland County, NJ, Gloucester County, NJ, Monmouth County, NJ, Ocean County, NJ, Salem County, NJ
The radar
The Philadelphia radar (KDIX), 20 km from the middle of the area, began a volume at 00:51 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, 0.8 hours before the alert went out and 186 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
- 529 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 388 m²/s²
- 0-3 km storm-relative helicity
- 363 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
770
WWUS81 KPHI 200048
SPSPHI
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
848 PM EDT FRI APR 19 2013
NJZ013-014-016>027-200345-
ATLANTIC NJ-ATLANTIC COASTAL CAPE MAY NJ-CAMDEN NJ-CAPE MAY NJ-
COASTAL ATLANTIC NJ-COASTAL OCEAN NJ-CUMBERLAND NJ-
EASTERN MONMOUTH NJ-GLOUCESTER NJ-NORTHWESTERN BURLINGTON NJ-OCEAN NJ-
SALEM NJ-SOUTHEASTERN BURLINGTON NJ-WESTERN MONMOUTH NJ-
848 PM EDT FRI APR 19 2013
...STRONG THUNDERSTORMS HEADING TOWARD SOUTHERN NEW JERSEY....
AT 845 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE
OF STRONG THUNDERSTORMS IN SOUTHEASTERN PENNSYLVANIA AND DELAWARE.
THIS LINE WAS MOVING EAST AT APPROXIMATELY 30 MPH...AND WILL BE
MOVING THROUGH SOUTHERN NEW JERSEY BETWEEN NOW AND MIDNIGHT.
WIND GUSTS AROUND 50 MPH ARE POSSIBLE IN SOME OF THESE
THUNDERSTORMS. BRIEF HEAVY DOWNPOURS AND CLOUD TO GROUND LIGHTNING
CAN ALSO BE EXPECTED.
LAT...LON 3967 7414 3940 7435 3921 7464 3899 7478
3893 7496 3917 7490 3918 7515 3965 7555
3984 7535 3988 7515 3997 7512 4013 7482
4018 7471 4014 7459 4046 7422 4043 7400
4044 7400 4048 7402 4048 7401 4032 7396
$$
JJMThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 19, 8:20 PM EDT | Special Marine Warning | PHI | 85 min | |
| Apr 19, 8:23 PM EDT | Special Weather Statement | PHI | Hunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more | 3 hr |
| Apr 19, 10:25 PM EDT | Special Marine Warning | PHI | 110 min | |
| Apr 20, 12:20 AM EDT | Small Craft Advisory | PHI | 30 hr | |
| Apr 20, 6:09 PM EDT | Frost Advisory | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 5 more | 12 hr |
| Apr 19, 8:08 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 52 min |
Nearby
Special Weather Statements in New Jersey, 2013Every special weather statement in 2013
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.