Alert archive / New Jersey / Snow Squall Warnings in 2025
Snow Squall Warning 5, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this snow squall warning at Dec 11, 2025, 2:57 PM EST for Sussex County, Warren County, New Jersey; Monroe County, Pennsylvania. It was in force for 33 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 11, 2025, 2:57 PM EST (19:57 UTC)
- Expired
- Dec 11, 2025, 3:30 PM EST
- In force
- 33 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Sussex County, NJ, Warren County, NJ, Monroe County, PA
The radar
The Philadelphia radar (KDIX), 127 km from the middle of the area, began a volume at 19:54 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, 8.0 hours before the alert went out and 166 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
- 1100 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- -106 m²/s²
- 0-3 km storm-relative helicity
- -10 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
471
WWUS51 KPHI 111957
SQWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Snow Squall Warning
National Weather Service Mount Holly NJ
257 PM EST Thu Dec 11 2025
NJC037-041-PAC089-112030-
/O.NEW.KPHI.SQ.W.0005.251211T1957Z-251211T2030Z/
Sussex NJ-Warren NJ-Monroe PA-
257 PM EST Thu Dec 11 2025
The National Weather Service in Mount Holly NJ has issued a
* Snow Squall Warning for...
Southwestern Sussex County in northwestern New Jersey...
Northeastern Warren County in northwestern New Jersey...
Eastern Monroe County in northeastern Pennsylvania...
* Until 330 PM EST.
* At 257 PM EST, a dangerous snow squall was located over Five
Points, or near Newton, moving east at 35 mph.
HAZARD...Intense bursts of heavy snow and gusty winds leading to
blowing snow and rapidly falling visibility. Wind gusts
up to 35 mph.
SOURCE...Radar indicated.
IMPACT...Travel will become difficult and potentially dangerous
within minutes.
Locations impacted include...
Newton, Hopatcong, Mount Arlington, Stanhope, Andover,
Flatbrookville, Lake Mohawk, Werry Lake, Greendell, Millbrook, Five
Points, Crandon Lakes, and Hidden Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow Down! Rapid changes in visibility and road conditions are
expected with this dangerous snow squall. Be alert for sudden
whiteout conditions.
&&
LAT...LON 4111 7461 4092 7465 4091 7467 4102 7506
4109 7505 4108 7503 4112 7496
TIME...MOT...LOC 1957Z 281DEG 30KT 4105 7484
SNOW SQUALL...RADAR INDICATED
$$
AKL2 follow-up statements
023
WWUS51 KPHI 112021
SQWPHI
Snow Squall Warning
National Weather Service Mount Holly NJ
321 PM EST Thu Dec 11 2025
NJC037-041-PAC089-112030-
/O.CON.KPHI.SQ.W.0005.000000T0000Z-251211T2030Z/
Sussex NJ-Warren NJ-Monroe PA-
321 PM EST Thu Dec 11 2025
...A SNOW SQUALL WARNING REMAINS IN EFFECT UNTIL 330 PM EST FOR
SOUTHWESTERN SUSSEX...NORTHEASTERN WARREN AND EASTERN MONROE
COUNTIES...
At 321 PM EST, a dangerous snow squall was located near Lake Mohawk,
or 9 miles southeast of Newton, moving east at 35 mph.
HAZARD...Intense bursts of heavy snow. Gusty winds leading to
blowing snow and rapidly falling visibility. Wind gusts up
to 35 mph.
SOURCE...Radar indicated.
IMPACT...Travel will become difficult and potentially dangerous
within minutes.
Locations impacted include...
Newton, Hopatcong, Mount Arlington, Stanhope, Andover,
Flatbrookville, Lake Mohawk, Werry Lake, Greendell, Millbrook, Five
Points, Crandon Lakes, and Hidden Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow Down! Rapid changes in visibility and road conditions are
expected with this dangerous snow squall. Be alert for sudden
whiteout conditions.
&&
LAT...LON 4111 7461 4092 7465 4091 7467 4102 7506
4109 7505 4108 7503 4112 7496
TIME...MOT...LOC 2021Z 282DEG 29KT 4100 7460
SNOW SQUALL...RADAR INDICATED
$$
AKL431
WWUS51 KPHI 112028
SQWPHI
Snow Squall Warning
National Weather Service Mount Holly NJ
328 PM EST Thu Dec 11 2025
NJC037-041-PAC089-112038-
/O.EXP.KPHI.SQ.W.0005.000000T0000Z-251211T2030Z/
Sussex NJ-
328 PM EST Thu Dec 11 2025
...THE SNOW SQUALL WARNING FOR SOUTH CENTRAL SUSSEX COUNTY WILL
EXPIRE AT 330 PM EST...
The snow squall that prompted the warning has exited the area.
Therefore, the snow squall warning will be allowed to expire.
LAT...LON 4111 7461 4092 7465 4091 7467 4102 7506
4109 7505 4108 7503 4112 7496
TIME...MOT...LOC 2028Z 281DEG 30KT 4101 7465
$$
AKLThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 11, 6:00 PM EST | Small Craft Advisory | PHI | 18 hr | |
| Dec 11, 2:24 PM EST | Snow Squall Warning | PHI | Monroe | 36 min |
| Dec 11, 4:17 PM EST | Snow Squall Warning | PHI | Monroe | 28 min |
| Dec 11, 6:05 PM EST | Snow Squall Warning | PHI | Monroe | 40 min |
Nearby
Snow Squall Warnings in New Jersey, 2025Snow Squall Warnings in Pennsylvania, 2025Every snow squall warning in 2025
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.