Alert archive / New Jersey / Special Weather Statements in 2016
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Dec 10, 2016, 2:25 AM EST for Atlantic County, Camden County, Gloucester County, New Jersey; Montgomery County, Philadelphia County, Pennsylvania. It was in force for 95 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 10, 2016, 2:25 AM EST (07:25 UTC)
- Expired
- Dec 10, 2016, 4:00 AM EST
- In force
- 95 min
- Issued by
- NWS Philadelphia/Mount Holly
Counties Atlantic County, NJ, Camden County, NJ, Gloucester County, NJ, Montgomery County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 57 km from the middle of the area, began a volume at 07:23 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, 7.4 hours before the alert went out and 183 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1604 m above ground
- 0-6 km bulk shear
- 88 kt
- 0-1 km storm-relative helicity
- -42 m²/s²
- 0-3 km storm-relative helicity
- 35 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
319
WWUS81 KPHI 100725
SPSPHI
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE Mount Holly NJ
225 AM EST SAT DEC 10 2016
NJZ017>019-021>025-027-PAZ060-061-070-071-101>106-100900-
Cumberland-Atlantic Coastal Cape May-Coastal Atlantic-Southeastern
Burlington-Northwestern Burlington-Cape
May-Atlantic-Gloucester-Camden-Western
Chester-Philadelphia-Lehigh-Berks-Western Montgomery-Eastern
Montgomery-Lower Bucks-Eastern Chester-Delaware-Upper Bucks-
225 AM EST SAT DEC 10 2016
...A DANGEROUS SNOW SQUALL WILL AFFECT Camden...eastern Gloucester...
northeastern Cape May...Atlantic...east central Cumberland...
southwestern Burlington...northeastern Chester...southeastern
Lehigh...east central Berks...west central Bucks...northeastern
Delaware...Montgomery and Philadelphia Counties...
* Until 400 AM EST.
* At 224 AM EST...A DANGEROUS SNOW SQUALL WAS along a line extending
from Green Lane to near Northfield...AND MOVING southeast AT 25
MPH.
THIS DANGEROUS SQUALL WILL BE NEAR...
Pleasantville, Northfield, Absecon, English Creek and Pomona
around 230 AM EST.
Somers Point, Ventnor City and Corbin City around 235 AM EST.
Ocean City, Margate City, Longport, Beesleys Point and Marmora
around 240 AM EST.
Trappe and Hatfield around 245 AM EST.
Lansdale, Collegeville and Strathmere around 250 AM EST.
West Norriton and East Norriton around 300 AM EST.
Norristown, Ambler, King Of Prussia and Valley Forge around 305 AM
EST.
Plymouth Meeting around 310 AM EST.
Other locations impacted by this dangerous squall include Oreland,
Brittany Farms-Highlands, Lawnside, Barrington, West Conshohocken,
Montgomeryville, Colwyn, Red Hill, Glenolden and Sellersville.
Visibilities will below one mile in these snow showers.
While snow amounts should stay below one inch, this will create icy
conditions on area roads, especially bridges and overpasses.
Conditions can deteriorate rapidly in winter weather situations.
Be prepared for snow or ice covered roads. Slow down and allow extra
time when traveling.
LAT...LON 3932 7450 3930 7459 3933 7468 3929 7465
3927 7459 3929 7460 3929 7455 3918 7467
4041 7577 4063 7547 3942 7447 3940 7449
3940 7446 3934 7446
TIME...MOT...LOC 0724Z 333DEG 23KT 4036 7549 3940 7462
$$
SFJ
&&
THIS INCLUDES PA VMS BOARD LOCATIONs CMS-8 , DMS-46, and CMS-7 .The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 10, 1:54 AM EST | Special Weather Statement | PHI | Atlantic, Camden, Gloucester | 36 min |
| Dec 10, 3:27 AM EST | Small Craft Advisory | PHI | 12 hr | |
| Dec 10, 2:29 PM EST | Winter Weather Advisory | PHI | Hunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more | 42 hr |
| Dec 10, 4:03 AM EST | Special Weather Statement | PHI | Bucks, Lehigh, Montgomery | 57 min |
Nearby
Special Weather Statements in New Jersey, 2016Special Weather Statements in Pennsylvania, 2016Every special weather statement in 2016
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.