Alert archive / New Jersey / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 64, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 21, 2017, 5:54 PM EDT for Monmouth County, Ocean County, New Jersey. It was in force for 26 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 21, 2017, 5:54 PM EDT (21:54 UTC)
- Expired
- Jun 21, 2017, 6:20 PM EDT
- In force
- 26 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Monmouth County, NJ, Ocean County, NJ
The radar
The Philadelphia radar (KDIX), 24 km from the middle of the area, began a volume at 21:58 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 21, 5:54 PM EDT | TSTM WND DMG | Point Pleasant Beach, NJ | TREE FELL ON A CAR... TIME ESTIMATED |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 9.9 hours before the alert went out and 147 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
- 23 J/kg
- Mixed-layer CIN
- -90 J/kg
- Mixed-layer LCL
- 1706 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 97 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted.
044
WUUS51 KPHI 212154
SVRPHI
NJC025-029-212230-
/O.NEW.KPHI.SV.W.0064.170621T2154Z-170621T2230Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
554 PM EDT WED JUN 21 2017
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northeastern Ocean County in southern New Jersey...
Southeastern Monmouth County in central New Jersey...
* Until 630 PM EDT
* At 552 PM EDT, severe thunderstorms were located along a line
extending from Allenwood to near Pine Ridge At Crestwood, moving
east at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Public. Several downed trees were reported in northern
Ocean County, including north Hanover Township just
before 530 PM.
IMPACT...Expect damage to trees and power lines.
* Locations impacted include...
Toms River, Beachwood, Manasquan, Point Pleasant Beach, Seaside
Heights, Mantoloking, Leisure Village, Allenwood, Dover Beaches
North, Holiday City South, Pleasant Plains, Leisure Village East,
Dover Beaches South, Holiday City-Berkeley, Bamber Lake, Brick
Township, Ramtown, Leisure Village West-Pine Lake Park, Point
Pleasant and Brielle.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Frequent cloud to ground lightning is occurring with this storm...and
the storm will affect the beaches. For your safety...immediately move
off the beach and seek shelter indoors.
&&
LAT...LON 3981 7408 3980 7409 3989 7437 4009 7416
4017 7409 4015 7401
TIME...MOT...LOC 2152Z 284DEG 39KT 4013 7408 3993 7431
HAIL...<.75IN
WIND...60MPH
$$
JRK1 follow-up statement
464
WWUS51 KPHI 212220
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
620 PM EDT WED JUN 21 2017
NJC025-029-212229-
/O.CAN.KPHI.SV.W.0064.000000T0000Z-170621T2230Z/
Ocean NJ-Monmouth NJ-
620 PM EDT WED JUN 21 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN OCEAN AND
SOUTHEASTERN MONMOUTH COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of the area.
Therefore the warning has been cancelled. However gusty winds are
still possible with these thunderstorms right along the coast.
LAT...LON 3981 7408 3980 7409 3989 7437 4009 7416
4017 7409 4015 7401
TIME...MOT...LOC 2217Z 284DEG 39KT 4006 7373 3986 7396
$$
JRKThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 4:21 PM EDT | Special Weather Statement | PHI | Hunterdon | 39 min |
| Jun 21, 4:28 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester | 47 min |
| Jun 21, 5:03 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Gloucester, Ocean | 42 min |
| Jun 21, 5:19 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Monmouth, Ocean | 41 min |
| Jun 21, 5:36 PM EDT | Special Marine Warning | PHI | 84 min | |
| Jun 21, 5:38 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Ocean | 37 min |
| Jun 21, 6:03 PM EDT | Special Marine Warning | PHI | 42 min | |
| Jun 21, 6:25 PM EDT | Special Marine Warning | PHI | 95 min | |
| Jun 21, 6:27 PM EDT | Special Weather Statement | PHI | Cumberland, Salem | 33 min |
| Jun 21, 6:31 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Cumberland, Gloucester, Salem | 44 min |
| Jun 21, 6:52 PM EDT | Special Marine Warning | PHI | 53 min | |
| Jun 21, 6:57 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland | 48 min |
| Jun 21, 7:05 PM EDT | Special Weather Statement | PHI | Cape May | 25 min |
| Jun 21, 7:11 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Cape May, Cumberland | 64 min |
| Jun 21, 7:17 PM EDT | Special Marine Warning | PHI | 88 min | |
| Jun 21, 7:56 PM EDT | Special Marine Warning | PHI | 94 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2017Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.