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 Aug 25, 2020, 6:13 PM EDT for Middlesex County, Morris County, Somerset County, New Jersey. It was in force for 47 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
- Aug 25, 2020, 6:13 PM EDT (22:13 UTC)
- Expired
- Aug 25, 2020, 7:00 PM EDT
- In force
- 47 min
- Issued by
- NWS Philadelphia/Mount Holly
Counties Middlesex County, NJ, Morris County, NJ, Somerset County, NJ
The radar
The Philadelphia radar (KDIX), 73 km from the middle of the area, began a volume at 22:14 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, 10.2 hours before the alert went out and 127 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
- 239 J/kg
- Mixed-layer CIN
- -115 J/kg
- Mixed-layer LCL
- 1429 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 97 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted.
257
WWUS81 KPHI 252213
SPSPHI
Special Weather Statement
National Weather Service Mount Holly NJ
613 PM EDT Tue Aug 25 2020
NJZ007>010-012>015-252300-
Morris-Hunterdon-Eastern Monmouth-Western
Monmouth-Somerset-Middlesex-Warren-Mercer-
613 PM EDT Tue Aug 25 2020
...A LINE OF STRONG THUNDERSTORMS WILL AFFECT SOUTHERN MORRIS...
NORTHEASTERN HUNTERDON...EAST CENTRAL WARREN...NORTH CENTRAL
MERCER...SOMERSET...NORTHEASTERN MONMOUTH AND MIDDLESEX COUNTIES...
At 613 PM EDT, radar indicated strong thunderstorms were located
along a line extending from Beatyestown to near Chester to Morris
Plains to Paterson. Movement was southeast at 65 mph.
Wind gusts up to 40 mph are possible with these storms.
Locations impacted include...
New Brunswick, Perth Amboy, Morristown, Somerville, Sandy Hook,
Somerset, Edison, Middletown, Old Bridge, East Brunswick,
Bridgewater, South Brunswick, Sayreville, North Brunswick, Carteret,
Madison, Middlesex, Princeton, Florham Park and East Hanover.
This includes the following highways...
New Jersey Turnpike between exits 10 and 13.
Interstate 78 in New Jersey between mile markers 19 and 42.
Interstate 80 in New Jersey between mile markers 41 and 47.
Interstate 287 in New Jersey between mile markers 0 and 44.
Garden State Parkway between mile markers 115 and 134.
LAT...LON 4033 7470 4085 7500 4084 7474 4092 7427
4091 7427 4090 7433 4075 7436 4067 7446
4065 7441 4060 7446 4060 7421 4056 7421
4050 7428 4047 7427 4041 7403 4044 7400
4048 7402 4048 7401 4040 7397
TIME...MOT...LOC 2213Z 297DEG 54KT 4083 7484 4081 7467 4083 7450 4090
7418
$$
NCThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 4:43 PM EDT | Special Weather Statement | PHI | Sussex | 47 min |
| Aug 25, 4:49 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 26 min |
| Aug 25, 5:35 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Salem | 40 min |
| Aug 25, 5:36 PM EDT | Special Marine Warning | PHI | 54 min | |
| Aug 25, 5:57 PM EDT | Severe Thunderstorm Warning | PHI | Warren | 18 min |
| Aug 25, 6:10 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Salem | 50 min |
| Aug 25, 6:33 PM EDT | Special Marine Warning | PHI | 57 min | |
| Aug 25, 6:56 PM EDT | Severe Thunderstorm Warning | PHI | Cape May, Cumberland | 43 min |
| Aug 25, 7:28 PM EDT | Special Marine Warning | PHI | 24 min | |
| Aug 25, 5:50 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 40 min |
| Aug 25, 6:31 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 19 min |
| Aug 25, 7:15 PM EDT | Special Weather Statement | PHI | Kent | 45 min |
| Aug 25, 7:52 PM EDT | Special Weather Statement | PHI | Talbot | 38 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.