Alert archive / New Jersey / Special Weather Statements in 2021

Special Weather Statement, NWS Philadelphia/Mount Holly

May 8, 2021Cumberland County, New Jersey

NWS Philadelphia/Mount Holly issued this special weather statement at May 8, 2021, 4:16 PM EDT for Cumberland County, New Jersey. It was in force for 29 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: May 8, 2021, 4:16 PM EDT (20:16 UTC)
Expired: May 8, 2021, 4:45 PM EDT
In force: 29 min
Issued by: NWS Philadelphia/Mount Holly

County Cumberland County, NJ

The radar

The Philadelphia radar (KDIX), 78 km from the middle of the area, began a volume at 20:19 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

Wallops Is Stn, VA (KWAL), launched 12:00Z, 8.3 hours before the alert went out and 175 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1134 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 47 m²/s²
0-3 km storm-relative helicity: 47 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

732 
WWUS81 KPHI 082016
SPSPHI

Special Weather Statement
National Weather Service Mount Holly NJ
416 PM EDT Sat May 8 2021

NJZ016-017-021-022-082045-
Salem-Cumberland-Atlantic-Gloucester-
416 PM EDT Sat May 8 2021

...A STRONG THUNDERSTORM WILL AFFECT WEST CENTRAL ATLANTIC...
NORTHEASTERN CUMBERLAND...EAST CENTRAL SALEM AND SOUTH CENTRAL
GLOUCESTER COUNTIES...

At 416 PM EDT, a strong thunderstorm was located over Olivet, or 9
miles north of Bridgeton, moving southeast at 25 mph.

Wind gusts up to 40 mph and half inch hail are possible with this
storm.

Locations impacted include...
Vineland, Millville, Bridgeton, Cumberland, Buena, Laurel Lake,
Newfield, Elmer, Franklinville, Mauricetown, Olivet, Malaga,
Bricksboro, Mizpah, Port Elizabeth, Seabrook Farms, South Vineland,
Rosenhayn and Centerton.

If outdoors, consider seeking shelter inside a building.

LAT...LON 3952 7531 3967 7518 3948 7477 3927 7498
TIME...MOT...LOC 2016Z 307DEG 23KT 3956 7518 

$$

SFJ

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 8, 11:22 AM EDT	Special Weather Statement	PHI	Monmouth	38 min
May 8, 1:12 PM EDT	Special Weather Statement	PHI	Monmouth	33 min
May 8, 1:15 PM EDT	Areal Flood Advisory	PHI	Middlesex, Monmouth	58 min
May 8, 1:45 PM EDT	Special Weather Statement	PHI	Ocean	15 min
May 8, 2:01 PM EDT	Special Weather Statement	PHI	Ocean	14 min
May 8, 2:34 PM EDT	Small Craft Advisory	PHI		7 hr
May 8, 2:42 PM EDT	Special Weather Statement	PHI	Middlesex, Monmouth, Morris	48 min
May 8, 2:47 PM EDT	Special Marine Warning	PHI		31 min
May 8, 3:04 PM EDT	Special Weather Statement	PHI	Salem	26 min
May 8, 3:23 PM EDT	Special Weather Statement	PHI	Salem	37 min
May 8, 3:43 PM EDT	Special Marine Warning	PHI		62 min
May 8, 3:46 PM EDT	Special Weather Statement	PHI	Somerset	29 min
May 8, 3:53 PM EDT	Special Marine Warning	PHI		56 min
May 8, 4:01 PM EDT	Special Marine Warning	PHI		48 min
May 8, 4:21 PM EDT	Special Weather Statement	PHI	Hunterdon, Middlesex, Somerset	24 min
May 8, 4:28 PM EDT	Special Marine Warning	PHI		62 min
May 8, 4:46 PM EDT	Special Weather Statement	PHI	Hunterdon, Mercer, Middlesex, Somerset	29 min
May 8, 5:22 PM EDT	Special Marine Warning	PHI		53 min
May 8, 3:39 PM EDT	Special Weather Statement	PHI	Kent	36 min
May 8, 3:54 PM EDT	Special Weather Statement	PHI	Sussex	36 min
May 8, 4:15 PM EDT	Special Weather Statement	PHI	Sussex	30 min
May 8, 4:33 PM EDT	Special Weather Statement	PHI	Sussex	27 min
May 8, 5:56 PM EDT	Special Weather Statement	PHI	Kent	34 min
May 8, 3:21 PM EDT	Special Weather Statement	PHI	Queen Anne's	24 min
May 8, 3:50 PM EDT	Special Weather Statement	PHI	Caroline	25 min
May 8, 4:06 PM EDT	Special Weather Statement	PHI	Caroline	24 min
May 8, 6:47 PM EDT	Special Weather Statement	PHI	Caroline	28 min

Nearby

Special Weather Statements in New Jersey, 2021 Every 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.