Alert archive / New Jersey / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 161, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 29, 2019, 3:31 PM EDT for Morris County, Sussex County, Warren County, New Jersey. It was in force for 44 min. 2 reports 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 29, 2019, 3:31 PM EDT (19:31 UTC)
- Expired
- Jun 29, 2019, 4:15 PM EDT
- In force
- 44 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Morris County, NJ, Sussex County, NJ, Warren County, NJ
The radar
The Philadelphia radar (KDIX), 126 km from the middle of the area, began a volume at 19:33 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 29, 3:42 PM EDT | TSTM WND DMG | 2 Nw Byram Twp, NJ | NUMEROUS TREES REPORTED DOWN IN THE AREA. TIME ESTIMATED FROM RADAR. |
| Jun 29, 4:20 PM EDT | TSTM WND DMG | Byram Twp, NJ | TELEPHONE POLES AND WIRES DOWN. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
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 29, 12:08 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 7.5 hours before the alert went out and 171 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
- 1180 J/kg
- Mixed-layer CIN
- -87 J/kg
- Mixed-layer LCL
- 1077 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 90 m²/s²
- 0-3 km storm-relative helicity
- 129 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.3
The text
As transmitted.
290
WUUS51 KPHI 291931
SVRPHI
NJC027-037-041-292015-
/O.NEW.KPHI.SV.W.0161.190629T1931Z-190629T2015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
331 PM EDT Sat Jun 29 2019
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Central Morris County in northern New Jersey...
Southwestern Sussex County in northwestern New Jersey...
Northern Warren County in northwestern New Jersey...
* Until 415 PM EDT.
* At 331 PM EDT, a severe thunderstorm was located over Greendell, or
near Newton, moving southeast at 20 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Wind damage to
roofs, siding, trees, and power lines is possible.
* Locations impacted include...
Newton, Dover, Hopatcong, Hackettstown, Wharton, Rockaway,
Blairstown, Mount Arlington, Stanhope, Netcong, Hope, Chester,
Victory Gardens, Delaware Water Gap, Andover, Lake Mohawk,
Greendell, Millbrook, Long Valley and Green Pond.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4101 7437 4073 7469 4095 7511 4097 7513
4102 7507 4104 7503 4106 7502 4108 7498
4110 7497 4109 7499 4114 7492
TIME...MOT...LOC 1931Z 298DEG 18KT 4101 7482
HAIL...1.00IN
WIND...60MPH
$$
PF1 follow-up statement
418
WWUS51 KPHI 291953
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
353 PM EDT Sat Jun 29 2019
NJC027-037-041-292015-
/O.CON.KPHI.SV.W.0161.000000T0000Z-190629T2015Z/
Morris NJ-Sussex NJ-Warren NJ-
353 PM EDT Sat Jun 29 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM EDT
FOR NORTHERN MORRIS...SOUTHWESTERN SUSSEX AND NORTHEASTERN WARREN
COUNTIES...
At 353 PM EDT, a severe thunderstorm was located over Andover, or
over Newton, moving east at 15 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Wind damage to roofs,
siding, trees, and power lines is possible.
Locations impacted include...
Newton, Dover, Hopatcong, Hackettstown, Wharton, Rockaway,
Blairstown, Mount Arlington, Stanhope, Netcong, Victory Gardens,
Andover, Lake Mohawk, Greendell, Millbrook, Green Pond,
Flatbrookville, Allamuchy-Panther Valley, Succasunna and
Succasunna-Kenvil.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4110 7497 4114 7492 4101 7437 4083 7458
4085 7474 4099 7511 4102 7507 4104 7503
4106 7502 4108 7498
TIME...MOT...LOC 1953Z 288DEG 15KT 4101 7475
HAIL...1.00IN
WIND...60MPH
$$
PFThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 28, 8:08 PM EDT | Special Weather Statement | PHI | Burlington | 37 min |
| Jun 29, 1:35 PM EDT | Special Weather Statement | PHI | Camden | 25 min |
| Jun 29, 1:54 PM EDT | Special Weather Statement | PHI | Burlington | 36 min |
| Jun 29, 2:31 PM EDT | Special Weather Statement | PHI | Gloucester | 29 min |
| Jun 29, 3:09 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Camden, Gloucester | 37 min |
| Jun 29, 3:10 PM EDT | Special Marine Warning | PHI | 50 min | |
| Jun 29, 3:14 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Gloucester, Salem | 46 min |
| Jun 29, 3:17 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Ocean | 43 min |
| Jun 29, 3:18 PM EDT | Special Marine Warning | PHI | 57 min | |
| Jun 29, 3:19 PM EDT | Special Weather Statement | PHI | Ocean | 26 min |
| Jun 29, 3:24 PM EDT | Severe Thunderstorm Warning | PHI | Gloucester, Salem | 36 min |
| Jun 29, 3:25 PM EDT | Special Weather Statement | PHI | Burlington | 35 min |
| Jun 29, 3:45 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Ocean | 45 min |
| Jun 29, 3:55 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Ocean | 50 min |
| Jun 29, 3:56 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Warren | 49 min |
| Jun 29, 3:59 PM EDT | Severe Thunderstorm Warning | PHI | Gloucester, Salem | 46 min |
| Jun 29, 4:00 PM EDT | Flash Flood Warning | PHI | Gloucester, Salem | 3 hr |
| Jun 29, 4:01 PM EDT | Flash Flood Warning | PHI | Sussex, Warren | 3 hr |
| Jun 29, 4:05 PM EDT | Special Marine Warning | PHI | 55 min | |
| Jun 29, 4:06 PM EDT | Special Marine Warning | PHI | 54 min | |
| Jun 29, 4:11 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Sussex | 49 min |
| Jun 29, 4:15 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Ocean | 30 min |
| Jun 29, 4:16 PM EDT | Special Marine Warning | PHI | 18 min | |
| Jun 29, 4:23 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Ocean | 27 min |
| Jun 29, 4:25 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Ocean | 50 min |
| Jun 29, 4:26 PM EDT | Special Marine Warning | PHI | 49 min | |
| Jun 29, 4:27 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Somerset, Sussex, Warren | 48 min |
| Jun 29, 4:28 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Cumberland, Gloucester, Salem | 47 min |
| Jun 29, 4:39 PM EDT | Special Marine Warning | PHI | 96 min | |
| Jun 29, 4:41 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden, Gloucester | 3 hr |
| Jun 29, 4:44 PM EDT | Areal Flood Advisory | PHI | Burlington, Ocean | 3 hr |
| Jun 29, 4:52 PM EDT | Special Marine Warning | PHI | 34 min | |
| Jun 29, 4:53 PM EDT | Severe Thunderstorm Warning | PHI | Morris | 22 min |
| Jun 29, 4:55 PM EDT | Special Weather Statement | PHI | Ocean | 35 min |
| Jun 29, 5:03 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Morris, Somerset | 27 min |
| Jun 29, 5:05 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Monmouth, Ocean | 40 min |
| Jun 29, 5:08 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Cape May, Cumberland | 67 min |
| Jun 29, 5:19 PM EDT | Special Marine Warning | PHI | 116 min | |
| Jun 29, 5:29 PM EDT | Special Marine Warning | PHI | 109 min | |
| Jun 29, 5:32 PM EDT | Severe Thunderstorm Warning | PHI | Monmouth, Ocean | 43 min |
| Jun 29, 5:43 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Cape May, Monmouth, Ocean | 32 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2019Every severe thunderstorm warning in 2019
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.