Alert archive / New Jersey / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 67, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 3, 2018, 2:00 PM EDT for Middlesex County, Somerset County, New Jersey. It was in force for 30 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, 2018, 2:00 PM EDT (18:00 UTC)
- Expired
- Aug 3, 2018, 2:30 PM EDT
- In force
- 30 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Middlesex County, NJ, Somerset County, NJ
The radar
The Philadelphia radar (KDIX), 71 km from the middle of the area, began a volume at 18:00 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, 6.0 hours before the alert went out and 132 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
- 1132 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 732 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 56 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.2
The text
As transmitted.
686
WUUS51 KPHI 031800
SVRPHI
NJC023-035-031830-
/O.NEW.KPHI.SV.W.0067.180803T1800Z-180803T1830Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
200 PM EDT FRI AUG 3 2018
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Southeastern Somerset County in northern New Jersey...
Northeastern Middlesex County in northern New Jersey...
* Until 230 PM EDT.
* At 159 PM EDT, a severe thunderstorm was located over Somerset, or
over New Brunswick, moving northeast at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
New Brunswick, Perth Amboy, Somerset, Edison, East Brunswick, North
Brunswick, Middlesex, Bound Brook, Manville, Colonia, North
Brunswick Township, Society Hill, Woodbridge, South Plainfield,
North Plainfield, South River, Highland Park, Metuchen, Dunellen
and Milltown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
In addition to damaging winds, frequent cloud to ground lightning is
occurring with this storm. Move indoors immediately. Remember, if
you can hear thunder, you are close enough to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4055 7425 4051 7426 4041 7445 4052 7459
4067 7447 4066 7445 4067 7443 4066 7440
4063 7442 4060 7446 4061 7431 4056 7423
TIME...MOT...LOC 1759Z 227DEG 28KT 4049 7449
HAIL...<.75IN
WIND...60MPH
$$
Meola1 follow-up statement
083
WWUS51 KPHI 031823
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
223 PM EDT FRI AUG 3 2018
NJC023-035-031832-
/O.EXP.KPHI.SV.W.0067.000000T0000Z-180803T1830Z/
Somerset NJ-Middlesex NJ-
223 PM EDT FRI AUG 3 2018
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN SOMERSET AND
NORTHEASTERN MIDDLESEX COUNTIES WILL EXPIRE AT 230 PM EDT...
The storm which prompted the warning has weakened below severe
limits. Therefore, the warning will be allowed to expire. However,
heavy rain is still possible with this thunderstorm.
LAT...LON 4055 7425 4051 7426 4041 7445 4052 7459
4067 7447 4066 7445 4067 7443 4066 7440
4063 7442 4060 7446 4061 7431 4056 7423
TIME...MOT...LOC 1822Z 227DEG 28KT 4061 7433
$$
MeolaThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 9:35 PM EDT | Special Weather Statement | PHI | Somerset | 25 min |
| Aug 2, 10:05 PM EDT | Special Weather Statement | PHI | Morris, Somerset | 55 min |
| Aug 3, 11:47 AM EDT | Special Marine Warning | PHI | 88 min | |
| Aug 3, 12:17 PM EDT | Special Weather Statement | PHI | Cape May | 43 min |
| Aug 3, 12:37 PM EDT | Special Weather Statement | PHI | Camden, Gloucester | 38 min |
| Aug 3, 12:52 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Cape May, Cumberland | 21 min |
| Aug 3, 1:01 PM EDT | Special Weather Statement | PHI | Hunterdon | 44 min |
| Aug 3, 1:14 PM EDT | Special Weather Statement | PHI | Mercer | 46 min |
| Aug 3, 1:27 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Middlesex, Somerset | 48 min |
| Aug 3, 1:42 PM EDT | Special Weather Statement | PHI | Hunterdon, Morris, Sussex, Warren | 63 min |
| Aug 3, 2:37 PM EDT | Special Weather Statement | PHI | Morris, Sussex | 38 min |
| Aug 3, 2:54 PM EDT | Special Marine Warning | PHI | 20 min | |
| Aug 3, 3:33 PM EDT | Special Weather Statement | PHI | Camden, Gloucester, Salem | 57 min |
| Aug 3, 4:31 PM EDT | Special Weather Statement | PHI | Salem | 59 min |
| Aug 3, 4:45 PM EDT | Special Weather Statement | PHI | Warren | 60 min |
| Aug 3, 5:25 PM EDT | Special Weather Statement | PHI | Monmouth, Ocean | 50 min |
| Aug 3, 5:27 PM EDT | Special Weather Statement | PHI | Burlington, Camden, Gloucester | 63 min |
| Aug 3, 6:52 PM EDT | Special Weather Statement | PHI | Sussex, Warren | 113 min |
| Aug 3, 7:56 PM EDT | Areal Flood Advisory | PHI | Sussex, Warren | 4 hr |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2018Every severe thunderstorm warning in 2018
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.