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 Oct 25, 2021, 7:02 PM EDT for Camden County, Gloucester County, Salem County, New Jersey. It was in force for 43 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
- Oct 25, 2021, 7:02 PM EDT (23:02 UTC)
- Expired
- Oct 25, 2021, 7:45 PM EDT
- In force
- 43 min
- Issued by
- NWS Philadelphia/Mount Holly
- Hail
- 0.25 in
- Wind
- 40
Counties Camden County, NJ, Gloucester County, NJ, Salem County, NJ
The radar
The Philadelphia radar (KDIX), 76 km from the middle of the area, began a volume at 23:06 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, 11.0 hours before the alert went out and 193 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
- 168 J/kg
- Mixed-layer CIN
- -104 J/kg
- Mixed-layer LCL
- 959 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 114 m²/s²
- 0-3 km storm-relative helicity
- 99 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
581
WWUS81 KPHI 252302
SPSPHI
Special Weather Statement
National Weather Service Mount Holly NJ
702 PM EDT Mon Oct 25 2021
NJZ016>019-021-022-027-PAZ070-071-252345-
Northwestern Burlington NJ-Salem NJ-Cumberland NJ-Camden NJ-
Atlantic NJ-Gloucester NJ-Southeastern Burlington NJ-Delaware PA-
Philadelphia PA-
702 PM EDT Mon Oct 25 2021
...An area of strong thunderstorms will impact portions of
northwestern Atlantic, Cumberland, Salem, Camden, Gloucester, west
central Burlington, southwestern Philadelphia and southeastern
Delaware Counties through 745 PM EDT...
At 701 PM EDT, Doppler radar was tracking a cluster of strong
thunderstorms over much of southern New Jersey moving north at 30
mph.
HAZARD...Wind gusts up to 45 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...
Philadelphia, Camden, Vineland, Millville, Bridgeton, Gloucester
City, Cumberland, Cherry Hill, Evesham, Chester, Deptford, Voorhees,
West Deptford, Glassboro, Lindenwold, Hammonton, Pennsville,
Bellmawr, Yeadon and Woodbury.
This includes the following highways...
New Jersey Turnpike between exits 1 and 3.
Interstate 95 in Pennsylvania between mile markers 3 and 21.
Interstate 76 in Pennsylvania between mile markers 345 and 351.
Interstate 76 in New Jersey between mile markers 0 and 3.
Interstate 295 in New Jersey between mile markers 3 and 35.
Interstate 676 in New Jersey between mile markers 0 and 3.
Interstate 476 in Pennsylvania between mile markers 0 and 9.
Atlantic City Expressway between mile markers 26 and 44.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3924 7491 3951 7555 3979 7543 3979 7541
3981 7543 3999 7535 3987 7469
TIME...MOT...LOC 2301Z 189DEG 27KT 3952 7493
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH
$$
JEOThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 25, 3:12 AM EDT | Gale Watch | PHI | 13 hr | |
| Oct 25, 4:15 PM EDT | Gale Warning | PHI | 46 hr | |
| Oct 25, 6:03 PM EDT | Special Marine Warning | PHI | 57 min | |
| Oct 25, 6:27 PM EDT | Special Weather Statement | PHI | Salem | 33 min |
| Oct 25, 6:33 PM EDT | Severe Thunderstorm Warning | PHI | Salem | 42 min |
| Oct 25, 7:34 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester | 26 min |
| Oct 25, 6:57 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Delaware | 48 min |
| Oct 25, 7:43 PM EDT | Special Weather Statement | PHI | Bucks, Montgomery | 47 min |
| Oct 25, 4:15 PM EDT | Special Weather Statement | PHI | Sussex | 30 min |
| Oct 25, 5:27 PM EDT | Special Weather Statement | PHI | Kent | 33 min |
| Oct 25, 5:06 PM EDT | Special Weather Statement | PHI | Talbot | 39 min |
| Oct 25, 5:42 PM EDT | Special Weather Statement | PHI | Kent, Queen Anne's | 48 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.