Alert archive / New Jersey / Snow Squall Warnings in 2022
Snow Squall Warning 4, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this snow squall warning at Feb 19, 2022, 1:36 PM EST for 4 counties in Pennsylvania; 5 counties in New Jersey. It was in force for 54 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
- Feb 19, 2022, 1:36 PM EST (18:36 UTC)
- Expired
- Feb 19, 2022, 2:30 PM EST
- In force
- 54 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Hunterdon County, NJ, Morris County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Bucks County, PA, Lehigh County, PA, Monroe County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 121 km from the middle of the area, began a volume at 18:39 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 12:00Z, 6.6 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1350 m above ground
- 0-6 km bulk shear
- 76 kt
- 0-1 km storm-relative helicity
- 196 m²/s²
- 0-3 km storm-relative helicity
- 182 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
859
WWUS51 KPHI 191836
SQWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Snow Squall Warning
National Weather Service Mount Holly NJ
136 PM EST Sat Feb 19 2022
NJC019-027-035-037-041-PAC017-077-089-095-191930-
/O.NEW.KPHI.SQ.W.0004.220219T1836Z-220219T1930Z/
Morris NJ-Hunterdon NJ-Sussex NJ-Warren NJ-Somerset NJ-Lehigh PA-
Bucks PA-Monroe PA-Northampton PA-
136 PM EST Sat Feb 19 2022
The National Weather Service in Mount Holly NJ has issued a
* Snow Squall Warning for...
Morris County in northern New Jersey...
Hunterdon County in northwestern New Jersey...
Sussex County in northwestern New Jersey...
Warren County in northwestern New Jersey...
Northern Somerset County in northern New Jersey...
Southeastern Lehigh County in eastern Pennsylvania...
Northwestern Bucks County in southeastern Pennsylvania...
Southeastern Monroe County in northeastern Pennsylvania...
Northampton County in eastern Pennsylvania...
* Until 230 PM EST.
* At 136 PM EST, a dangerous snow squall was located along a line
extending from near Alpine Mountain to near Emmaus, moving east at
45 mph.
HAZARD...Snow and blowing snow. Wind gusts greater than 40 mph.
SOURCE...Radar indicated.
IMPACT...Dangerous life-threatening travel.
* This includes the following highways...
Northeast Extension between mile markers 48 and 50.
Interstate 78 in Pennsylvania between mile markers 59 and 76.
Interstate 78 in New Jersey between mile markers 0 and 39.
Interstate 80 in Pennsylvania between mile markers 309 and 314.
Interstate 80 in New Jersey between mile markers 0 and 47.
Interstate 287 in New Jersey between mile markers 14 and 54.
Locations impacted include...
Allentown, Easton, Morristown, Somerville, Newton, Montague,
Bethlehem, Bridgewater, Dover, Madison, Hopatcong, Forks, Florham
Park, Emmaus, East Hanover, Lincoln Park, Bound Brook, Manville,
Kinnelon and East Stroudsburg.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Reduce your speed and turn on headlights! During snow squalls, the
visibility may suddenly drop to near zero in whiteout conditions.
&&
LAT...LON 4120 7437 4110 7449 4104 7450 4105 7445
4102 7443 4100 7430 4090 7427 4091 7434
4082 7434 4058 7454 4041 7488 4049 7552
4115 7515 4114 7509 4108 7503 4109 7500
4116 7490 4129 7483 4135 7475 4136 7470
TIME...MOT...LOC 1836Z 291DEG 40KT 4111 7514 4055 7546
$$
FitzsimmonsThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 19, 12:18 PM EST | Special Weather Statement | PHI | Berks, Bucks, Carbon, Lehigh, Monroe, Montgomery and 1 more | 3 hr |
| Feb 19, 12:53 PM EST | Snow Squall Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 52 min |
| Feb 19, 1:19 PM EST | Snow Squall Warning | PHI | Berks, Bucks, Lehigh, Montgomery, Northampton | 56 min |
| Feb 19, 2:20 PM EST | Snow Squall Warning | PHI | Bucks, Chester, Lehigh, Montgomery, Northampton | 40 min |
| Feb 19, 2:29 PM EST | Special Weather Statement | PHI | Chester, Delaware, Philadelphia | 61 min |
| Feb 19, 2:32 PM EST | Snow Squall Warning | PHI | Hunterdon, Middlesex, Morris, Somerset, Sussex, Warren | 28 min |
| Feb 19, 3:04 PM EST | Special Weather Statement | PHI | Mercer, Middlesex, Monmouth, Somerset | 56 min |
Nearby
Snow Squall Warnings in New Jersey, 2022Snow Squall Warnings in Pennsylvania, 2022Every snow squall warning in 2022
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.