Alert archive / New Jersey / Special Weather Statements in 2021

Special Weather Statement, NWS Philadelphia/Mount Holly

December 2, 2021Sussex County, New Jersey; Monroe County, Pennsylvania

NWS Philadelphia/Mount Holly issued this special weather statement at Dec 2, 2021, 8:00 PM EST for Sussex County, New Jersey; Monroe County, Pennsylvania. It was in force for 45 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
Dec 2, 2021, 8:00 PM EST (01:00 UTC)
Expired
Dec 2, 2021, 8:45 PM EST
In force
45 min
Issued by
NWS Philadelphia/Mount Holly
Hail
0.25 in
Wind
40

Counties Sussex County, NJ, Monroe County, PA

The radar

The Binghamton radar (KBGM), 143 km from the middle of the area, began a volume at 01:02 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, 1.0 hours before the alert went out and 181 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, Brookhaven, NY at 00:00Z on 2021-12-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Brookhaven, NY at 00:00Z on 2021-12-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 353 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1175 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
353 m²/s²
0-3 km storm-relative helicity
345 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

325 
WWUS81 KPHI 030100
SPSPHI

Special Weather Statement
National Weather Service Mount Holly NJ
800 PM EST Thu Dec 2 2021
 
NJZ001-007-PAZ055-062-030145-
Sussex NJ-Warren NJ-Monroe PA-Northampton PA-
800 PM EST Thu Dec 2 2021

...Strong showers with embedded thunderstorms will impact portions 
of Sussex, northern Warren, Monroe and northeastern Northampton 
Counties through 845 PM EST...

At 759 PM EST, Doppler radar was tracking strong thunderstorms along
a line extending from Greeley to near Greentown to near Arrowhead
Lake. Movement was southeast at 45 mph.

HAZARD...Wind gusts up to 40 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects. Minor damage to outdoor objects is 
         possible.

Locations impacted include...
Newton, Montague, Mount Pocono, East Stroudsburg, Tobyhanna,
Blairstown, Bangor, Franklin, Pen Argyl, Hamburg, Ogdensburg, Sussex,
Hope, East Bangor, Branchville, Andover, Stormville, High Point,
Werry Lake and Pocono Pines.

This includes the following highways...
 Interstate 80 in Pennsylvania between mile markers 288 and 314.
 Interstate 80 in New Jersey between mile markers 0 and 16.
 Interstate 380 in Pennsylvania between mile markers 0 and 13.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

&&

LAT...LON 4120 7436 4104 7455 4095 7475 4086 7526
      4112 7565 4113 7565 4123 7554 4125 7513
      4115 7515 4114 7509 4108 7503 4116 7490
      4129 7483 4135 7475 4136 7470
TIME...MOT...LOC 0059Z 294DEG 38KT 4144 7499 4129 7528 4122 7562 

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH

$$

Staarmann

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 2, 8:48 PM ESTSpecial Weather StatementPHIMorris, Sussex, Warren42 min
Dec 2, 9:47 PM ESTSpecial Weather StatementPHIHunterdon, Middlesex, Morris, Somerset, Warren43 min
Dec 2, 10:29 PM ESTSpecial Weather StatementPHIMercer, Middlesex, Monmouth46 min
Dec 2, 8:19 PM ESTSpecial Weather StatementPHICarbon41 min

Nearby

Special Weather Statements in New Jersey, 2021Special Weather Statements in Pennsylvania, 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.