Alert archive / New Jersey / Special Weather Statements in 2021

Special Weather Statement, NWS Philadelphia/Mount Holly

May 26, 2021Cape May County, New Jersey

NWS Philadelphia/Mount Holly issued this special weather statement at May 26, 2021, 8:36 PM EDT for Cape May County, New Jersey. It was in force for 39 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 26, 2021, 8:36 PM EDT (00:36 UTC)
Expired
May 26, 2021, 9:15 PM EDT
In force
39 min
Issued by
NWS Philadelphia/Mount Holly

County Cape May County, NJ

The radar

The Dover AFB radar (KDOX), 75 km from the middle of the area, began a volume at 00:40 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, 0.6 hours before the alert went out and 153 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-pSkew-T log-p diagram, Wallops Is Stn, VA at 00:00Z on 2021-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 662 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Wallops Is Stn, VA at 00:00Z on 2021-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 147 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
662 J/kg
Mixed-layer CIN
-117 J/kg
Mixed-layer LCL
1474 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
147 m²/s²
0-3 km storm-relative helicity
206 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

Open this sounding in Storm Lab

The text

As transmitted.

841 
WWUS81 KPHI 270036
SPSPHI

Special Weather Statement
National Weather Service Mount Holly NJ
836 PM EDT Wed May 26 2021

NJZ021-023-024-270115-
Cumberland-Atlantic Coastal Cape May-Cape May-
836 PM EDT Wed May 26 2021

...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN CUMBERLAND AND CAPE
MAY COUNTIES...

At 835 PM EDT, a strong thunderstorm was located near Green Creek, or
10 miles northwest of Cape May, moving east at 45 mph.

Wind gusts up to 50 mph are possible with this storm.

Locations impacted include...
Ocean City, Cape May, North Wildwood, Wildwood Crest, Woodbine, Sea
Isle City, Estell Manor, Avalon, West Cape May, Stone Harbor, Corbin
City, Cape May Court House, Leesburg, Scotch Bonnet, Beesleys Point,
Seaville, Dennisville, Strathmere, Eldora and North Cape May.

This includes Garden State Parkway between mile markers 0 and 26.
 
If outdoors, consider seeking shelter inside a building.

LAT...LON 3913 7443 3911 7446 3903 7451 3885 7510
      3911 7523 3934 7487 3931 7482 3931 7480
      3930 7476 3929 7469 3931 7469 3929 7468
      3930 7466
TIME...MOT...LOC 0035Z 251DEG 40KT 3907 7499 

$$

Meola

The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 8:40 PM EDTSpecial Marine WarningPHI65 min
May 26, 10:14 PM EDTSpecial Weather StatementPHIAtlantic, Burlington, Camden, Gloucester46 min
May 26, 10:35 PM EDTSevere Thunderstorm WarningPHIBurlington, Camden, Ocean40 min
May 26, 10:40 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Camden, Gloucester50 min
May 26, 11:20 PM EDTSevere Thunderstorm WarningPHIBurlington, Ocean40 min
May 26, 11:21 PM EDTSpecial Marine WarningPHI54 min
May 27, 12:07 AM EDTSpecial Marine WarningPHI23 min
May 27, 3:30 PM EDTGale WatchPHI12 hr
May 26, 9:32 PM EDTSpecial Weather StatementPHICarbon43 min

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.