Alert archive / New Jersey / Special Weather Statements in 2017
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Aug 3, 2017, 5:54 PM EDT for Somerset 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
- Aug 3, 2017, 5:54 PM EDT (21:54 UTC)
- Expired
- Aug 3, 2017, 6:30 PM EDT
- In force
- 36 min
- Issued by
- NWS Philadelphia/Mount Holly
County Somerset County, NJ
The radar
The Philadelphia radar (KDIX), 70 km from the middle of the area, began a volume at 21:56 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, 9.9 hours before the alert went out and 155 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
- 207 J/kg
- Mixed-layer CIN
- -75 J/kg
- Mixed-layer LCL
- 895 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 54 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
673
WWUS81 KPHI 032154
SPSPHI
Special Weather Statement
National Weather Service Mount Holly NJ
554 PM EDT THU AUG 3 2017
NJZ010-012-032230-
Somerset-Middlesex-
554 PM EDT THU AUG 3 2017
...A STRONG THUNDERSTORM WILL AFFECT SOMERSET AND NORTHWESTERN
MIDDLESEX COUNTIES...
At 554 PM EDT, a strong thunderstorm was located over Millstone, or
near Somerville, moving northeast at 10 mph.
Winds up to 50 mph and nickel size hail are possible with this storm.
Locations impacted include...
New Brunswick, Somerville, Somerset, Bridgewater, South Brunswick,
Middlesex, Bound Brook, Manville, Millstone, Flagtown, Kendall Park,
Belle Mead, Martinsville, Society Hill, North Brunswick Township,
South Plainfield, Highland Park, Dunellen, Raritan and South Bound
Brook.
This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.
LAT...LON 4038 7456 4046 7477 4056 7474 4058 7471
4060 7473 4062 7471 4063 7472 4069 7470
4057 7438
TIME...MOT...LOC 2154Z 205DEG 7KT 4049 7463
$$
CMSThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 2:47 PM EDT | Special Marine Warning | PHI | 58 min | |
| Aug 3, 3:35 PM EDT | Special Marine Warning | PHI | 85 min | |
| Aug 3, 4:44 PM EDT | Special Weather Statement | PHI | Mercer | 31 min |
| Aug 3, 4:47 PM EDT | Special Marine Warning | PHI | 88 min | |
| Aug 3, 4:51 PM EDT | Special Weather Statement | PHI | Salem | 24 min |
| Aug 3, 5:07 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer, Monmouth, Ocean | 38 min |
| Aug 3, 5:17 PM EDT | Flash Flood Warning | PHI | Burlington, Mercer | 4 hr |
| Aug 3, 5:42 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer | 48 min |
| Aug 3, 6:06 PM EDT | Severe Thunderstorm Warning | PHI | Burlington | 39 min |
| Aug 3, 6:38 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden | 4 hr |
| Aug 3, 6:50 PM EDT | Special Weather Statement | PHI | Mercer | 55 min |
| Aug 3, 6:54 PM EDT | Special Weather Statement | PHI | Hunterdon | 66 min |
| Aug 3, 7:25 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Mercer | 4 hr |
| Aug 3, 7:34 PM EDT | Special Weather Statement | PHI | Hunterdon, Mercer | 41 min |
| Aug 3, 7:47 PM EDT | Special Weather Statement | PHI | Morris | 43 min |
| Aug 3, 3:31 PM EDT | Special Weather Statement | PHI | Bucks, Philadelphia | 44 min |
| Aug 3, 5:57 PM EDT | Special Weather Statement | PHI | Delaware | 33 min |
| Aug 3, 6:15 PM EDT | Special Weather Statement | PHI | Philadelphia | 30 min |
| Aug 3, 6:34 PM EDT | Special Weather Statement | PHI | Lehigh | 41 min |
| Aug 3, 7:16 PM EDT | Special Weather Statement | PHI | Lehigh | 44 min |
| Aug 3, 7:37 PM EDT | Special Weather Statement | PHI | Lehigh | 38 min |
| Aug 2, 8:38 PM EDT | Special Weather Statement | PHI | Kent | 37 min |
| Aug 2, 9:12 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's | 34 min |
| Aug 3, 5:33 PM EDT | Areal Flood Advisory | PHI | Caroline | 4 hr |
| Aug 3, 1:54 PM EDT | Special Weather Statement | PHI | Sussex | 21 min |
| Aug 3, 2:12 PM EDT | Special Weather Statement | PHI | Sussex | 33 min |
| Aug 3, 2:15 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 45 min |
| Aug 3, 2:26 PM EDT | Special Weather Statement | PHI | Sussex | 49 min |
| Aug 3, 2:59 PM EDT | Special Weather Statement | PHI | Kent, Sussex | 46 min |
| Aug 3, 3:46 PM EDT | Areal Flood Advisory | PHI | Kent, Sussex | 4 hr |
| Aug 3, 4:17 PM EDT | Flash Flood Warning | PHI | Kent, Sussex | 4 hr |
| Aug 3, 5:01 PM EDT | Special Weather Statement | PHI | Kent | 29 min |
| Aug 3, 5:20 PM EDT | Special Weather Statement | PHI | Sussex | 25 min |
| Aug 3, 5:49 PM EDT | Areal Flood Advisory | PHI | Sussex | 4 hr |
| Aug 3, 6:12 PM EDT | Areal Flood Advisory | PHI | Sussex | 3 hr |
| Aug 3, 6:31 PM EDT | Special Weather Statement | PHI | Sussex | 29 min |
| Aug 3, 7:02 PM EDT | Flash Flood Warning | PHI | Sussex | 3 hr |
Nearby
Special Weather Statements in New Jersey, 2017Every special weather statement in 2017
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.