Alert archive / New Jersey / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 51, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 19, 2017, 5:09 PM EDT for 8 counties in New Jersey; Bucks County, Philadelphia County, Pennsylvania. It was in force for 51 min. 4 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 19, 2017, 5:09 PM EDT (21:09 UTC)
- Expired
- Jun 19, 2017, 6:00 PM EDT
- In force
- 51 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Ocean County, NJ, Somerset County, NJ, Bucks County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 34 km from the middle of the area, began a volume at 21:11 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 19, 5:18 PM EDT | TSTM WND DMG | Levittown, PA | TREE FELL ON A HOUSE ON BLUE SPRUCE LANE |
| Jun 19, 5:18 PM EDT | TSTM WND DMG | Levittown, PA | TREE FELL ON A HOUSE ON TALL PINE LANE |
| Jun 19, 5:43 PM EDT | TSTM WND DMG | Edison, NJ | TREE DOWN ONTO A CAR WITH POWER LINES DOWN |
| Jun 19, 5:56 PM EDT | TSTM WND DMG | New Egypt, NJ | TREE ACROSS ROADWAY ON MOOREHOUSE ROAD AT HIGHBRIDGE ROAD |
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 19, 11:13 AM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 9.2 hours before the alert went out and 166 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
- 1007 J/kg
- Mixed-layer CIN
- -84 J/kg
- Mixed-layer LCL
- 659 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 193 m²/s²
- 0-3 km storm-relative helicity
- 184 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.2
The text
As transmitted.
753
WUUS51 KPHI 192109
SVRPHI
NJC005-007-015-021-023-025-029-035-PAC017-101-192200-
/O.NEW.KPHI.SV.W.0051.170619T2109Z-170619T2200Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
509 PM EDT MON JUN 19 2017
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northwestern Ocean County in southern New Jersey...
Northwestern Camden County in southern New Jersey...
Mercer County in central New Jersey...
North central Gloucester County in southern New Jersey...
Northern Burlington County in southern New Jersey...
Southeastern Somerset County in northern New Jersey...
Southwestern Monmouth County in central New Jersey...
Middlesex County in northern New Jersey...
Southeastern Bucks County in southeastern Pennsylvania...
Northeastern Philadelphia County in southeastern Pennsylvania...
* Until 600 PM EDT
* At 509 PM EDT, severe thunderstorms were located along a line
extending from Newtown to near Palmyra to near Mullica Hill, moving
northeast at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
* Severe thunderstorms will be near,
Bensalem, Willingboro, Riverside, Beverly, Yardley, Newtown,
Langhorne, Washington Crossing, Washington Crossing and Woodside
around 515 PM EDT.
Trenton, Ewing, Burlington, Bristol, Mount Holly, Pennington,
Audubon Park and Lawrenceville around 520 PM EDT.
Cherry Hill, Voorhees, Florence, Berlin, Hopewell, Tullytown,
Florence-Roebling, Jacksonville, Columbus and Springdale around
525 PM EDT.
Evesham, Princeton, Bordentown, Rocky Hill, Marlton Lakes,
Georgetown, Marlton, Plainsboro Center, Greentree and
Barclay-Kingston around 530 PM EDT.
South Brunswick, Medford, Cranbury, Crosswicks, Kingston,
Princeton Meadows, White Horse and Mercerville-Hamilton Square
around 535 PM EDT.
Lumberton, Jamesburg, Allentown, Leisuretowne, Kendall Park,
Dayton, Imlaystown, Cream Ridge, Windsor and Edinburg around 540
PM EDT.
New Brunswick, Somerset, North Brunswick, Hightstown, Pemberton,
Roosevelt, North Brunswick Township, Clarksburg, Twin Rivers and
Six Flags Theme Park around 545 PM EDT.
Edison, Old Bridge, East Brunswick, Sayreville, Manalapan,
Presidential Lakes Estates, Wrightstown, Presidential Lakes,
Clearbrook Park and Brownville around 550 PM EDT.
Other locations impacted by these severe thunderstorms include
Country Lake Estates, Cornwells Heights-Eddington, Churchville,
Hulmeville, Moorestown-Lenola, Merchantville, Tavistock, Gibbsboro,
Pemberton Heights and Village Shires.
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 4026 7433 3988 7455 3974 7518 3997 7504
4030 7498 4060 7430 4060 7427
TIME...MOT...LOC 2109Z 241DEG 44KT 4025 7495 4000 7499 3974 7518
HAIL...<.75IN
WIND...60MPH
$$
Drag3 follow-up statements
963
WWUS51 KPHI 192124
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
524 PM EDT MON JUN 19 2017
PAC101-192133-
/O.CAN.KPHI.SV.W.0051.000000T0000Z-170619T2200Z/
Philadelphia PA-
524 PM EDT MON JUN 19 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN PHILADELPHIA
COUNTY IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A severe thunderstorm watch remains in effect until 800 PM EDT for
southern, central, northern and northwestern New Jersey...and
southeastern Pennsylvania.
LAT...LON 4026 7433 3988 7455 3976 7515 4002 7495
4035 7487 4060 7430 4060 7427
TIME...MOT...LOC 2123Z 241DEG 44KT 4032 7479 4007 7483 3981 7502
$$
NJC005-007-015-021-023-025-029-035-PAC017-192200-
/O.CON.KPHI.SV.W.0051.000000T0000Z-170619T2200Z/
Ocean NJ-Camden NJ-Mercer NJ-Gloucester NJ-Burlington NJ-Somerset NJ-
Monmouth NJ-Middlesex NJ-Bucks PA-
524 PM EDT MON JUN 19 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR NORTHWESTERN OCEAN...NORTHWESTERN CAMDEN...MERCER...NORTHEASTERN
GLOUCESTER...NORTHERN BURLINGTON...SOUTHEASTERN SOMERSET...
SOUTHWESTERN MONMOUTH...MIDDLESEX AND SOUTHEASTERN BUCKS COUNTIES...
At 523 PM EDT, severe thunderstorms were located along a line
extending from Pennington to Burlington to Lindenwold, moving
northeast at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
These severe storms will be near...
Florence, Pennington, Hopewell, Columbus, Florence-Roebling and
Lawrenceville around 530 PM EDT.
Princeton, Bordentown, Rocky Hill, Crosswicks, Kingston,
Georgetown, Plainsboro Center, Princeton Meadows and White Horse
around 535 PM EDT.
South Brunswick, Lumberton, Cranbury, Allentown, Kendall Park,
Dayton and Mercerville-Hamilton Square around 540 PM EDT.
North Brunswick, Mount Holly, Jamesburg, Leisuretowne, Imlaystown,
Windsor, Cream Ridge and Edinburg around 545 PM EDT.
New Brunswick, Somerset, Old Bridge, East Brunswick, Hightstown,
Pemberton, Roosevelt, Wrightstown, North Brunswick Township and
Clarksburg around 550 PM EDT.
Edison, Sayreville, Manalapan, Presidential Lakes Estates, Browns
Mills, Presidential Lakes, Clearbrook Park, Whittingham and
Brownville around 555 PM EDT.
Yorketown, Woodruff, Colonia and Morganville around 600 PM EDT.
Other locations impacted by these severe thunderstorms include
Country Lake Estates, Hulmeville, Moorestown-Lenola, Tavistock,
Gibbsboro, Pemberton Heights, Heathcote, Edgewater Park, Morrisville
and South River.
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 4026 7433 3988 7455 3976 7515 4002 7495
4035 7487 4060 7430 4060 7427
TIME...MOT...LOC 2123Z 241DEG 44KT 4032 7479 4007 7483 3981 7502
HAIL...<.75IN
WIND...60MPH
$$
Drag250
WWUS51 KPHI 192133
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
533 PM EDT MON JUN 19 2017
NJC015-192142-
/O.CAN.KPHI.SV.W.0051.000000T0000Z-170619T2200Z/
Gloucester NJ-
533 PM EDT MON JUN 19 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN GLOUCESTER COUNTY
IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A severe thunderstorm watch remains in effect until 800 PM EDT for
southern, central and northern New Jersey.
LAT...LON 4026 7433 3988 7455 3980 7498 4010 7479
4039 7477 4060 7430 4060 7427
TIME...MOT...LOC 2132Z 251DEG 40KT 4035 7471 4014 7468 3992 7477 3982
7491
$$
NJC005-007-021-023-025-029-035-PAC017-192200-
/O.CON.KPHI.SV.W.0051.000000T0000Z-170619T2200Z/
Ocean NJ-Camden NJ-Mercer NJ-Burlington NJ-Somerset NJ-Monmouth NJ-
Middlesex NJ-Bucks PA-
533 PM EDT MON JUN 19 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR NORTHWESTERN OCEAN...CENTRAL CAMDEN...MERCER...NORTHERN
BURLINGTON...SOUTHEASTERN SOMERSET...SOUTHWESTERN MONMOUTH...
MIDDLESEX AND EASTERN BUCKS COUNTIES...
At 532 PM EDT, severe thunderstorms were located along a line
extending from near Princeton to Bordentown to Medford to Marlton
Lakes, moving east at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
These severe storms will be near...
Princeton, Bordentown, Hopewell, Crosswicks, White Horse,
Georgetown, Lawrenceville and Mercerville-Hamilton Square around
535 PM EDT.
Allentown, Rocky Hill, Kingston, Plainsboro Center, Princeton
Meadows, Cream Ridge, Windsor, Edinburg and Jobstown around 540 PM
EDT.
South Brunswick, Hightstown, Cranbury, Roosevelt, Wrightstown,
Dayton, Imlaystown, Kendall Park and Clearbrook Park around 545 PM
EDT.
Somerset, North Brunswick, Jamesburg, Clarksburg, Browns Mills,
Six Flags Theme Park, Whittingham and Twin Rivers around 550 PM
EDT.
New Brunswick, East Brunswick, Manalapan, Presidential Lakes,
North Brunswick Township and Woodruff around 555 PM EDT.
Edison, Old Bridge, Sayreville, Presidential Lakes Estates,
Brownville, Morganville and Yorketown around 600 PM EDT.
Other locations impacted by these severe thunderstorms include
Country Lake Estates, Iselin, Princeton Junction, Milltown, Pemberton
Heights, New Egypt, Yardville-Groveville, Monmouth Junction,
Heathcote and Medford Lakes.
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 these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4026 7433 3988 7455 3980 7498 4010 7479
4039 7477 4060 7430 4060 7427
TIME...MOT...LOC 2132Z 251DEG 40KT 4035 7471 4014 7468 3992 7477 3982
7491
HAIL...<.75IN
WIND...60MPH
$$
Drag705
WWUS51 KPHI 192145
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
545 PM EDT MON JUN 19 2017
NJC007-PAC017-192154-
/O.CAN.KPHI.SV.W.0051.000000T0000Z-170619T2200Z/
Camden NJ-Bucks PA-
545 PM EDT MON JUN 19 2017
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL CAMDEN AND EASTERN
BUCKS COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A severe thunderstorm watch remains in effect until 800 PM EDT for
southern, central and northern New Jersey.
LAT...LON 4026 7433 3988 7455 3984 7479 4021 7460
4050 7452 4060 7430 4060 7427
TIME...MOT...LOC 2144Z 236DEG 56KT 4049 7444 4029 7445 4001 7458 3986
7472
$$
NJC005-021-023-025-029-035-192200-
/O.CON.KPHI.SV.W.0051.000000T0000Z-170619T2200Z/
Ocean NJ-Mercer NJ-Burlington NJ-Somerset NJ-Monmouth NJ-
Middlesex NJ-
545 PM EDT MON JUN 19 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR NORTHWESTERN OCEAN...SOUTHEASTERN MERCER...NORTHEASTERN
BURLINGTON...SOUTHEASTERN SOMERSET...SOUTHWESTERN MONMOUTH AND
MIDDLESEX COUNTIES...
At 544 PM EDT, severe thunderstorms were located along a line
extending from New Brunswick to Clearbrook Park to near Browns Mills
to Tabernacle, moving northeast at 65 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
These severe storms will be near...
New Brunswick, Somerset, Edison, East Brunswick, Sayreville,
Manalapan, Jamesburg, Yorketown, Whittingham and Society Hill
around 550 PM EDT.
Old Bridge, Morganville, Brownville, Colonia and Clarksburg around
555 PM EDT.
Other locations impacted by these severe thunderstorms include
Country Lake Estates, Highland Park, Concordia, Iselin, Metuchen,
Milltown, Pemberton Heights, Woodbridge, New Egypt and Fords.
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 these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4026 7433 3988 7455 3984 7479 4021 7460
4050 7452 4060 7430 4060 7427
TIME...MOT...LOC 2144Z 236DEG 56KT 4049 7444 4029 7445 4001 7458 3986
7472
HAIL...<.75IN
WIND...60MPH
$$
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, 5:15 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, 7:20 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Ocean | 25 min |
| Jun 19, 7:33 PM EDT | Special Marine Warning | PHI | 57 min | |
| Jun 19, 12:24 PM EDT | Special Weather Statement | PHI | Monroe | 21 min |
| Jun 19, 12:44 PM EDT | Special Weather Statement | PHI | Carbon | 31 min |
| Jun 19, 12:46 PM EDT | Special Weather Statement | PHI | Berks | 29 min |
| Jun 19, 12:55 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 50 min |
| Jun 19, 1:25 PM EDT | Special Weather Statement | PHI | Lehigh | 35 min |
| Jun 19, 1:29 PM EDT | Areal Flood Advisory | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 4 hr |
| Jun 19, 1:42 PM EDT | Special Weather Statement | PHI | Berks | 63 min |
| Jun 19, 2:08 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 52 min |
| Jun 19, 2:20 PM EDT | Special Weather Statement | PHI | Northampton | 40 min |
| Jun 19, 2:25 PM EDT | Special Weather Statement | PHI | Berks | 50 min |
| Jun 19, 2:38 PM EDT | Special Weather Statement | PHI | Philadelphia | 22 min |
| Jun 19, 2:43 PM EDT | Special Weather Statement | PHI | Berks, Lehigh, Northampton | 47 min |
| Jun 19, 2:49 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Lehigh, Montgomery, Northampton | 41 min |
| Jun 19, 2:53 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 52 min |
| Jun 19, 3:08 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Montgomery | 52 min |
| Jun 19, 3:24 PM EDT | Flash Flood Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 3 hr |
| Jun 19, 3:25 PM EDT | Special Weather Statement | PHI | Chester | 50 min |
| Jun 19, 3:35 PM EDT | Areal Flood Advisory | PHI | Berks, Bucks, Chester, Delaware, Montgomery, Philadelphia | 3 hr |
| Jun 19, 4:07 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Montgomery | 38 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2017Severe Thunderstorm Warnings in Pennsylvania, 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.