Alert archive / New Jersey / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 56, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 19, 2017, 7:20 PM EDT for Atlantic County, Ocean County, New Jersey. It was in force for 25 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 19, 2017, 7:20 PM EDT (23:20 UTC)
- Expired
- Jun 19, 2017, 7:45 PM EDT
- In force
- 25 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Atlantic County, NJ, Ocean County, NJ
The radar
The Philadelphia radar (KDIX), 50 km from the middle of the area, began a volume at 23:20 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 19, 11:13 AM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 11.3 hours before the alert went out and 194 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
- 419 J/kg
- Mixed-layer CIN
- -126 J/kg
- Mixed-layer LCL
- 1020 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 85 m²/s²
- 0-3 km storm-relative helicity
- 97 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.8
The text
As transmitted.
085
WUUS51 KPHI 192320
SVRPHI
NJC001-029-192345-
/O.NEW.KPHI.SV.W.0056.170619T2320Z-170619T2345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
720 PM EDT MON JUN 19 2017
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Southeastern Atlantic County in southern New Jersey...
Southeastern Ocean County in southern New Jersey...
* Until 745 PM EDT
* At 719 PM EDT, severe thunderstorms were located along a line
extending from near Estell Manor to Ocean City to near Strathmere,
moving northeast at 75 mph. A 59 mph gust was reported at Cape May
at 658 PM.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
* Severe thunderstorms will be near,
Ventnor City, Margate City and Longport around 725 PM EDT.
Atlantic City, Pleasantville, Brigantine, Northfield and Pomona
around 730 PM EDT.
Absecon around 735 PM EDT.
Port Republic around 740 PM EDT.
Tuckerton around 745 PM EDT.
Other locations impacted by these severe thunderstorms include
Linwood and Mystic Island.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
In addition to large hail and 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 these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3967 7411 3942 7430 3924 7455 3924 7456
3930 7456 3937 7484 3956 7445 3954 7444
3955 7444 3956 7442 3958 7440 3972 7410
TIME...MOT...LOC 2319Z 240DEG 65KT 3933 7479 3929 7460 3919 7460
HAIL...<.75IN
WIND...60MPH
$$
Drag1 follow-up statement
378
WWUS51 KPHI 192338
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
738 PM EDT MON JUN 19 2017
NJC001-029-192347-
/O.EXP.KPHI.SV.W.0056.000000T0000Z-170619T2345Z/
Atlantic NJ-Ocean NJ-
738 PM EDT MON JUN 19 2017
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ATLANTIC AND
SOUTHEASTERN OCEAN COUNTIES WILL EXPIRE AT 745 PM EDT...
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore the warning will be allowed to expire.
A severe thunderstorm watch remains in effect until 800 PM EDT for
southern New Jersey.
LAT...LON 3967 7411 3942 7430 3924 7455 3924 7456
3930 7456 3937 7484 3956 7445 3954 7444
3955 7444 3956 7442 3958 7440 3972 7410
TIME...MOT...LOC 2337Z 240DEG 65KT 3946 7449 3942 7430 3932 7430
$$
DragThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 12:03 PM EDT | Special Weather Statement | PHI | Sussex | 27 min |
| Jun 19, 2:33 PM EDT | Areal Flood Advisory | PHI | Sussex | 4 hr |
| Jun 19, 2:57 PM EDT | Severe Thunderstorm Warning | PHI | Sussex, Warren | 48 min |
| Jun 19, 3:17 PM EDT | Flash Flood Warning | PHI | Sussex, Warren | 3 hr |
| Jun 19, 3:35 PM EDT | Severe Thunderstorm Warning | PHI | Warren | 25 min |
| Jun 19, 3:45 PM EDT | Special Weather Statement | PHI | Sussex | 15 min |
| Jun 19, 3:53 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Sussex, Warren | 37 min |
| Jun 19, 3:54 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Mercer, Morris, Somerset, Warren | 3 hr |
| Jun 19, 3:56 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Somerset, Warren | 49 min |
| Jun 19, 4:07 PM EDT | Severe Thunderstorm Warning | PHI | Gloucester, Salem | 38 min |
| Jun 19, 4:24 PM EDT | Special Marine Warning | PHI | 36 min | |
| Jun 19, 4:28 PM EDT | Special Weather Statement | PHI | Sussex | 17 min |
| Jun 19, 4:34 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Gloucester, Mercer, Salem | 41 min |
| Jun 19, 4:42 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden, Cumberland, Gloucester, Salem | 3 hr |
| Jun 19, 4:51 PM EDT | Special Weather Statement | PHI | Gloucester | 39 min |
| Jun 19, 4:58 PM EDT | Special Weather Statement | PHI | Union | 32 min |
| Jun 19, 5:05 PM EDT | Special Marine Warning | PHI | 55 min | |
| Jun 19, 5:06 PM EDT | Areal Flood Advisory | PHI | Mercer, Middlesex, Monmouth, Somerset | 3 hr |
| Jun 19, 5:09 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester, Mercer, Middlesex, Monmouth and 2 more | 51 min |
| Jun 19, 5:15 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Cumberland, Gloucester, Salem | 45 min |
| Jun 19, 5:28 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland | 62 min |
| Jun 19, 5:41 PM EDT | Special Marine Warning | PHI | 64 min | |
| Jun 19, 5:44 PM EDT | Areal Flood Advisory | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 1 more | 3 hr |
| Jun 19, 5:46 PM EDT | Areal Flood Advisory | PHI | Atlantic, Burlington, Mercer, Middlesex, Monmouth, Ocean | 3 hr |
| Jun 19, 5:52 PM EDT | Special Weather Statement | PHI | Atlantic, Monmouth, Ocean | 38 min |
| Jun 19, 5:53 PM EDT | Special Marine Warning | PHI | 67 min | |
| Jun 19, 6:01 PM EDT | Special Weather Statement | PHI | Cumberland | 44 min |
| Jun 19, 6:13 PM EDT | Special Marine Warning | PHI | 92 min | |
| Jun 19, 6:47 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Cape May, Cumberland | 43 min |
| Jun 19, 7:08 PM EDT | Special Marine Warning | PHI | 52 min | |
| Jun 19, 7:33 PM EDT | Special Marine Warning | PHI | 57 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.