Alert archive / New Jersey / Special Weather Statements in 2021
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Jun 7, 2021, 1:39 PM EDT for Warren County, New Jersey. It was in force for 36 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
- Jun 7, 2021, 1:39 PM EDT (17:39 UTC)
- Expired
- Jun 7, 2021, 2:15 PM EDT
- In force
- 36 min
- Issued by
- NWS Philadelphia/Mount Holly
County Warren County, NJ
The radar
The Philadelphia radar (KDIX), 122 km from the middle of the area, began a volume at 17:42 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, 5.7 hours before the alert went out and 181 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
- 791 J/kg
- Mixed-layer CIN
- -102 J/kg
- Mixed-layer LCL
- 1255 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- -5 m²/s²
- 0-3 km storm-relative helicity
- 10 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
200
WWUS81 KPHI 071739
SPSPHI
Special Weather Statement
National Weather Service Mount Holly NJ
139 PM EDT Mon Jun 7 2021
NJZ007-PAZ062-071815-
Warren-Northampton-
139 PM EDT Mon Jun 7 2021
...A STRONG THUNDERSTORM WILL AFFECT NORTHERN WARREN AND NORTHEASTERN
NORTHAMPTON COUNTIES...
At 138 PM EDT, a strong thunderstorm was located near Columbia, or 15
miles northeast of Easton, moving northeast at 15 mph.
Wind gusts up to 45 mph and pea size hail are possible with this
storm.
Locations impacted include...
Blairstown, Belvidere, Hope, East Bangor, Columbia and Portland.
This includes Interstate 80 in New Jersey between mile markers 2 and
14.
Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.
LAT...LON 4097 7485 4080 7510 4085 7520 4102 7508
4103 7504
TIME...MOT...LOC 1738Z 217DEG 15KT 4088 7507
$$
StaarmannThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 2:17 PM EDT | Special Weather Statement | PHI | Warren | 28 min |
| Jun 7, 2:19 PM EDT | Areal Flood Advisory | PHI | Sussex, Warren | 81 min |
Nearby
Special Weather Statements in New Jersey, 2021Every special weather statement in 2021
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.