Alert archive / New Jersey / Special Weather Statements in 2018
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Aug 7, 2018, 11:33 PM EDT for Atlantic County, Cumberland County, New Jersey. It was in force for 27 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 7, 2018, 11:33 PM EDT (03:33 UTC)
- Expired
- Aug 8, 2018, 12:00 AM EDT
- In force
- 27 min
- Issued by
- NWS Philadelphia/Mount Holly
Counties Atlantic County, NJ, Cumberland County, NJ
The radar
The Philadelphia radar (KDIX), 72 km from the middle of the area, began a volume at 03:36 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
Wallops Is Stn, VA (KWAL), launched 00:00Z, 3.6 hours before the alert went out and 168 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
- 1899 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 1075 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 78 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 4.3
The text
As transmitted.
321
WWUS81 KPHI 080333
SPSPHI
Special Weather Statement
National Weather Service Mount Holly NJ
1133 PM EDT TUE AUG 7 2018
NJZ016>018-021>023-025-080400-
Coastal Atlantic-Salem-Cumberland-Camden-Atlantic-Cape
May-Gloucester-
1133 PM EDT TUE AUG 7 2018
...A STRONG THUNDERSTORM WILL AFFECT ATLANTIC...CUMBERLAND...EAST
CENTRAL SALEM...SOUTHEASTERN CAMDEN...SOUTHEASTERN GLOUCESTER AND
NORTH CENTRAL CAPE MAY COUNTIES...
At 1132 PM EDT, a strong thunderstorm was located over South
Vineland, or over Millville, moving northeast at 30 mph.
Winds up to 50 mph are possible with this storm.
Locations impacted include...
Vineland, Millville, Bridgeton, Cumberland, Hammonton, Somers Point,
Northfield, Buena, Laurel Lake, Weymouth, Estell Manor, Newfield,
Corbin City, Leesburg, Elwood-Magnolia, Dorothy, Bricksboro,
Mauricetown, Belleplain Forest and Mays Landing.
Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
LAT...LON 3932 7455 3935 7455 3932 7457 3931 7465
3933 7467 3931 7466 3929 7470 3923 7510
3930 7517 3949 7529 3971 7478 3933 7452
TIME...MOT...LOC 0332Z 242DEG 24KT 3941 7501
$$
MeolaThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 8:28 PM EDT | Special Weather Statement | PHI | Monmouth | 47 min |
| Aug 7, 8:46 PM EDT | Special Weather Statement | PHI | Mercer | 44 min |
| Aug 7, 9:06 PM EDT | Areal Flood Advisory | PHI | Monmouth | 114 min |
| Aug 7, 9:16 PM EDT | Flash Flood Warning | PHI | Middlesex, Monmouth | 4 hr |
| Aug 8, 12:23 AM EDT | Special Weather Statement | PHI | Atlantic | 67 min |
| Aug 8, 6:40 PM EDT | Special Weather Statement | PHI | Middlesex | 35 min |
| Aug 8, 3:02 PM EDT | Special Weather Statement | PHI | Chester | 43 min |
| Aug 8, 3:40 PM EDT | Special Weather Statement | PHI | Chester | 35 min |
| Aug 8, 4:23 PM EDT | Special Weather Statement | PHI | New Castle | 37 min |
| Aug 7, 8:10 PM EDT | Special Weather Statement | PHI | Talbot | 50 min |
| Aug 7, 8:51 PM EDT | Special Weather Statement | PHI | Caroline | 39 min |
Nearby
Special Weather Statements in New Jersey, 2018Every special weather statement in 2018
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.