Alert archive / New Jersey / Special Weather Statements in 2021
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Jun 19, 2021, 5:17 PM EDT for Ocean County, New Jersey. It was in force for 28 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
- Jun 19, 2021, 5:17 PM EDT (21:17 UTC)
- Expired
- Jun 19, 2021, 5:45 PM EDT
- In force
- 28 min
- Issued by
- NWS Philadelphia/Mount Holly
County Ocean County, NJ
The radar
The Philadelphia radar (KDIX), 29 km from the middle of the area, began a volume at 21:19 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, 9.3 hours before the alert went out and 185 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
- 10 J/kg
- Mixed-layer CIN
- -293 J/kg
- Mixed-layer LCL
- 877 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 254 m²/s²
- 0-3 km storm-relative helicity
- 260 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
276
WWUS81 KPHI 192117
SPSPHI
Special Weather Statement
National Weather Service Mount Holly NJ
517 PM EDT Sat Jun 19 2021
NJZ018-020-022-027-192145-
Camden-Ocean-Atlantic-Southeastern Burlington-
517 PM EDT Sat Jun 19 2021
...A STRONG THUNDERSTORM WILL AFFECT NORTHERN ATLANTIC...CENTRAL
OCEAN...SOUTHEASTERN CAMDEN AND SOUTHEASTERN BURLINGTON COUNTIES...
At 516 PM EDT, a strong thunderstorm was located over Wharton State
Forest, or 26 miles north of Atlantic City, moving east at 40 mph.
Wind gusts up to 50 mph and half inch hail are possible with this
storm.
Locations impacted include...
Hammonton, Tabernacle, Shamong, Tuckerton, Wharton State Forest,
Atsion, Bamber Lake, Brookville, Warren Grove, Bass River State
Forest, Chatsworth, Old Halfway, Penn State Forest, Mystic Island,
Ocean Acres and Manahawkin.
This includes Garden State Parkway between mile markers 53 and 65.
If outdoors, consider seeking shelter inside a building.
LAT...LON 3962 7427 3962 7428 3961 7429 3957 7427
3969 7486 3986 7475 3992 7425
TIME...MOT...LOC 2116Z 268DEG 36KT 3974 7461
$$
CMSThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 3:54 AM EDT | Special Weather Statement | PHI | Hunterdon | 36 min |
| Jun 19, 5:40 PM EDT | Special Weather Statement | PHI | Ocean | 35 min |
| Jun 19, 5:46 PM EDT | Special Marine Warning | PHI | 32 min | |
| Jun 19, 5:59 PM EDT | Areal Flood Advisory | PHI | Morris, Sussex | 2 hr |
Nearby
Special Weather Statements in New Jersey, 2021Every special weather statement in 2021
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.