Alert archive / New Jersey / Special Weather Statements in 2020
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Apr 10, 2020, 3:27 AM EDT for Morris County, Sussex County, New Jersey. It was in force for 63 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
- Apr 10, 2020, 3:27 AM EDT (07:27 UTC)
- Expired
- Apr 10, 2020, 4:30 AM EDT
- In force
- 63 min
- Issued by
- NWS Philadelphia/Mount Holly
Counties Morris County, NJ, Sussex County, NJ
The radar
The Philadelphia radar (KDIX), 112 km from the middle of the area, began a volume at 07:30 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 00:00Z, 7.5 hours before the alert went out and 141 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
- 1650 m above ground
- 0-6 km bulk shear
- 93 kt
- 0-1 km storm-relative helicity
- -193 m²/s²
- 0-3 km storm-relative helicity
- -122 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
907
WWUS81 KPHI 100727
SPSPHI
Special Weather Statement
National Weather Service Mount Holly NJ
327 AM EDT Fri Apr 10 2020
NJZ001-007>010-100830-
Morris-Hunterdon-Sussex-Somerset-Warren-
327 AM EDT Fri Apr 10 2020
...AN AREA OF SNOW WILL AFFECT MORRIS...NORTHEASTERN
HUNTERDON...SUSSEX...NORTHERN WARREN AND NORTHERN SOMERSET
COUNTIES...
At 325 AM EDT, an area of snow mixed with graupel was located over
far eastern Sussex County into western Morris County, moving
southeast at 35 mph.
Wind gusts up to 40 mph are possible with this area of heavy snow.
Locations impacted include...
Morristown, Somerville, Newton, Bridgewater, Dover, Madison,
Hopatcong, Middlesex, Florham Park, East Hanover, Lincoln Park, Bound
Brook, Manville, Kinnelon, Hackettstown, Chatham, Boonton, Butler,
Wharton and Rockaway.
This includes the following highways...
Interstate 287 in New Jersey between mile markers 12 and 54.
Interstate 78 in New Jersey between mile markers 28 and 42.
Interstate 80 in New Jersey between mile markers 0 and 1, and
between mile markers 6 and 47.
Conditions can deteriorate rapidly in winter weather situations.
Slow down and allow extra time when traveling.
LAT...LON 4120 7437 4110 7449 4104 7450 4105 7445
4102 7443 4100 7430 4090 7427 4091 7433
4076 7438 4075 7436 4068 7445 4066 7445
4066 7440 4053 7456 4098 7514 4104 7503
4109 7497 4111 7498 4131 7459
TIME...MOT...LOC 0725Z 322DEG 30KT 4087 7449
$$
CMSThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 11:44 PM EDT | Special Marine Warning | PHI | 61 min | |
| Apr 9, 11:49 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Cumberland, Gloucester, Salem | 41 min |
| Apr 10, 12:16 AM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more | 14 min |
| Apr 10, 12:18 AM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more | 57 min |
| Apr 10, 12:33 AM EDT | Special Marine Warning | PHI | 57 min | |
| Apr 10, 1:06 AM EDT | Special Marine Warning | PHI | 54 min | |
| Apr 10, 1:44 AM EDT | Special Marine Warning | PHI | 61 min | |
| Apr 10, 1:47 AM EDT | Severe Thunderstorm Warning | PHI | Monmouth, Ocean | 13 min |
| Apr 10, 3:33 AM EDT | Freeze Watch | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 12 hr |
| Apr 10, 3:29 PM EDT | Freeze Warning | PHI | Hunterdon, Mercer, Morris, Somerset, Sussex, Warren | 18 hr |
| Apr 10, 3:43 PM EDT | Fire Weather Watch | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more | 12 hr |
| Apr 9, 11:24 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 36 min |
| Apr 9, 11:54 PM EDT | Special Weather Statement | PHI | Lehigh | 36 min |
Nearby
Special Weather Statements in New Jersey, 2020Every special weather statement in 2020
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.