Alert archive / New Jersey / Snow Squall Warnings in 2022
Snow Squall Warning 9, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this snow squall warning at Mar 28, 2022, 12:46 PM EDT for Burlington County, Hunterdon County, Mercer County, New Jersey; Bucks County, Montgomery County, Pennsylvania. It was in force for 44 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
- Mar 28, 2022, 12:46 PM EDT (16:46 UTC)
- Expired
- Mar 28, 2022, 1:30 PM EDT
- In force
- 44 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Burlington County, NJ, Hunterdon County, NJ, Mercer County, NJ, Bucks County, PA, Montgomery County, PA
The radar
The Philadelphia radar (KDIX), 54 km from the middle of the area, began a volume at 16:47 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, 4.8 hours before the alert went out and 258 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
- 1528 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- -121 m²/s²
- 0-3 km storm-relative helicity
- -36 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
827
WWUS51 KPHI 281646
SQWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Snow Squall Warning
National Weather Service Mount Holly NJ
1246 PM EDT Mon Mar 28 2022
NJC005-019-021-PAC017-091-281730-
/O.NEW.KPHI.SQ.W.0009.220328T1646Z-220328T1730Z/
Hunterdon NJ-Mercer NJ-Burlington NJ-Montgomery PA-Bucks PA-
1246 PM EDT Mon Mar 28 2022
The National Weather Service in Mount Holly NJ has issued a
* Snow Squall Warning for...
Southern Hunterdon County in northwestern New Jersey...
Central Mercer County in central New Jersey...
North central Burlington County in southern New Jersey...
Eastern Montgomery County in southeastern Pennsylvania...
Southeastern Bucks County in southeastern Pennsylvania...
* Until 130 PM EDT.
* At 1245 PM EDT, a dangerous snow squall was located near Richboro,
or 14 miles west of Trenton, moving east at 30 mph.
HAZARD...Extremely poor visibility in snow and blowing snow. Wind
gusts greater than 30 mph.
SOURCE...Radar and webcams.
IMPACT...Dangerous life-threatening travel.
* This includes the following highways...
New Jersey Turnpike between exits 6 and 7A.
Pennsylvania Turnpike between mile markers 346 and 359.
Interstate 95 in Pennsylvania between mile markers 39 and 40.
Interstate 195 in New Jersey between mile markers 0 and 5.
Interstate 295 in New Jersey between mile markers 51 and 76.
Locations impacted include...
Trenton, Ewing, Florence, Burlington, Bristol, Doylestown, Hatboro,
Bordentown, Pennington, New Hope, Yardley, Newtown, Tullytown,
Langhorne, Ivyland, Washington Crossing, Feasterville-Trevose,
Florence-Roebling, Feasterville and Woodside.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Reduce your speed and turn on headlights! During snow squalls, the
visibility may suddenly drop to near zero in whiteout conditions.
Wet roadways will quickly freeze. Black ice will cause roads, bridges
and overpasses to become slick and dangerous. Slow down and be
prepared for sudden loss of traction.
&&
LAT...LON 4020 7517 4041 7506 4029 7458 4003 7470
TIME...MOT...LOC 1645Z 289DEG 27KT 4027 7503
$$
SFJ1 follow-up statement
035
WWUS51 KPHI 281709
SQWPHI
Snow Squall Warning
National Weather Service Mount Holly NJ
109 PM EDT Mon Mar 28 2022
NJC019-PAC091-281718-
/O.CAN.KPHI.SQ.W.0009.000000T0000Z-220328T1730Z/
Hunterdon NJ-Montgomery PA-
109 PM EDT Mon Mar 28 2022
...THE SNOW SQUALL WARNING FOR SOUTHERN HUNTERDON AND EASTERN
MONTGOMERY COUNTIES IS CANCELLED...
The snow squall which prompted the warning has moved out of the
warned area. Therefore, the snow squall warning has been cancelled.
LAT...LON 4003 7470 4016 7505 4017 7505 4036 7485
4036 7484 4029 7458
TIME...MOT...LOC 1708Z 288DEG 29KT 4021 7478
$$
NJC005-021-PAC017-281730-
/O.CON.KPHI.SQ.W.0009.000000T0000Z-220328T1730Z/
Mercer NJ-Burlington NJ-Bucks PA-
109 PM EDT Mon Mar 28 2022
...A SNOW SQUALL WARNING REMAINS IN EFFECT UNTIL 130 PM EDT FOR
CENTRAL MERCER...NORTH CENTRAL BURLINGTON AND SOUTHEASTERN BUCKS
COUNTIES...
At 108 PM EDT, a dangerous snow squall was located over Trenton,
moving east at 35 mph.
HAZARD...Extremely poor visibility in snow and blowing snow. Wind
gusts greater than 30 mph.
SOURCE...Radar and webcams.
IMPACT...Dangerous life-threatening travel.
This includes the following highways...
New Jersey Turnpike between exits 6 and 7A.
Pennsylvania Turnpike between mile markers 347 and 349, and between
mile markers 352 and 359.
Interstate 95 in Pennsylvania between mile markers 39 and 40.
Interstate 195 in New Jersey between mile markers 0 and 5.
Interstate 295 in New Jersey between mile markers 51 and 76.
Locations impacted include...
Trenton, Ewing, Florence, Burlington, Bristol, Bordentown,
Pennington, Yardley, Newtown, Tullytown, Langhorne, Washington
Crossing, Feasterville-Trevose, Florence-Roebling, Feasterville,
Woodside, Edinburg, Crosswicks, White Horse and Mercerville-Hamilton
Square.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Reduce your speed and turn on headlights! During snow squalls, the
visibility may suddenly drop to near zero in whiteout conditions.
Wet roadways will quickly freeze. Black ice will cause roads, bridges
and overpasses to become slick and dangerous. Slow down and be
prepared for sudden loss of traction.
&&
LAT...LON 4003 7470 4016 7505 4017 7505 4036 7485
4036 7484 4029 7458
TIME...MOT...LOC 1708Z 288DEG 29KT 4021 7478
$$
SFJThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 28, 1:46 PM EDT | Snow Squall Warning | PHI | Hunterdon, Mercer, Middlesex, Monmouth, Ocean, Somerset | 29 min |
| Mar 28, 2:12 PM EDT | Snow Squall Warning | PHI | Mercer, Middlesex, Monmouth, Ocean | 48 min |
| Mar 28, 3:42 PM EDT | Snow Squall Warning | PHI | Camden, Gloucester | 33 min |
| Mar 28, 4:12 PM EDT | Snow Squall Warning | PHI | Burlington, Camden, Gloucester | 10 min |
| Mar 28, 11:50 AM EDT | Snow Squall Warning | PHI | Carbon, Monroe | 25 min |
| Mar 28, 12:08 PM EDT | Snow Squall Warning | PHI | Bucks, Montgomery | 52 min |
| Mar 28, 4:18 PM EDT | Snow Squall Warning | PHI | Chester, Montgomery, Philadelphia | 42 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.