Alert archive / New Jersey / Severe Thunderstorm Warnings in 2010
Severe Thunderstorm Warning 151, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Sep 22, 2010, 6:18 PM EDT for Carbon County, Monroe County, Northampton County, Pennsylvania; 4 counties in New Jersey. It was in force for 42 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
- Sep 22, 2010, 6:18 PM EDT (22:18 UTC)
- Expired
- Sep 22, 2010, 7:00 PM EDT
- In force
- 42 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Hunterdon County, NJ, Morris County, NJ, Sussex County, NJ, Warren County, NJ, Carbon County, PA, Monroe County, PA, Northampton County, PA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 22, 6:35 PM EDT | TSTM WND DMG | Upper Mount Bethel Twp, PA | TREES AND WIRES REPORTED DOWN ACROSS UPPER MOUNT BETHEL TOWNSHIP. |
| Sep 22, 7:00 PM EDT | TSTM WND DMG | Hackettstown, NJ | TREES AND WIRES REPORTED DOWN IN MANSFIELD, HACKETTSTOWN AND INDEPENDENCE TOWNSHIPS. |
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 |
|---|---|---|---|
| Sep 22, 3:43 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 10.3 hours before the alert went out and 191 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 882 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 185 m²/s²
- 0-3 km storm-relative helicity
- 155 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
947
WUUS51 KPHI 222218
SVRPHI
NJC019-027-037-041-PAC025-089-095-222300-
/O.NEW.KPHI.SV.W.0151.100922T2218Z-100922T2300Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
618 PM EDT WED SEP 22 2010
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN NORTHAMPTON COUNTY IN EASTERN PENNSYLVANIA...
THIS INCLUDES THE CITY OF EASTON...
EXTREME SOUTHEASTERN CARBON COUNTY IN NORTHEAST PENNSYLVANIA...
MONROE COUNTY IN NORTHEAST PENNSYLVANIA...
THIS INCLUDES THE CITY OF MOUNT POCONO...
WEST CENTRAL MORRIS COUNTY IN NORTHERN NEW JERSEY...
NORTH CENTRAL HUNTERDON COUNTY IN NORTHWEST NEW JERSEY...
SOUTHWESTERN SUSSEX COUNTY IN NORTHWEST NEW JERSEY...
THIS INCLUDES THE CITY OF NEWTON...
WARREN COUNTY IN NORTHWEST NEW JERSEY...
* UNTIL 700 PM EDT
* AT 615 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM ALPINE MOUNTAIN TO REEDERS TO WIND GAP TO BEERSVILLE...OR
ALONG A LINE EXTENDING FROM 8 MILES EAST OF MOUNT POCONO TO 10
MILES SOUTH OF MOUNT POCONO TO 12 MILES NORTHWEST OF EASTON TO 10
MILES EAST OF LEHIGHTON...AND MOVING EAST AT 50 MPH.
* SEVERE THUNDERSTORMS WILL BE NEAR...
STORMVILLE...EAST STROUDSBURG...EAST BANGOR AND BATH AROUND 625 PM
EDT...
ECHO LAKE...FLATBROOKVILLE...NAZARETH AND DELAWARE WATER GAP AROUND
630 PM EDT...
FORKS AND ROXBURG AROUND 635 PM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES GREATEST KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.
THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE
DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY
AWAY FROM WINDOWS!
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
WEDNESDAY EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW
JERSEY AND EASTERN PENNSYLVANIA.
&&
LAT...LON 4122 7514 4116 7516 4115 7509 4109 7503
4111 7495 4119 7489 4115 7459 4074 7475
4060 7495 4072 7540 4081 7562 4087 7543
4100 7551 4124 7527
TIME...MOT...LOC 2217Z 284DEG 42KT 4114 7518 4098 7537
4084 7530 4079 7551
$$
DRAG2 follow-up statements
494
WWUS51 KPHI 222234
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
634 PM EDT WED SEP 22 2010
NJC019-027-037-041-PAC025-089-095-222300-
/O.CON.KPHI.SV.W.0151.000000T0000Z-100922T2300Z/
SUSSEX NJ-WARREN NJ-MORRIS NJ-HUNTERDON NJ-NORTHAMPTON PA-CARBON PA-
MONROE PA-
634 PM EDT WED SEP 22 2010
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR MONROE...EAST CENTRAL CARBON...NORTHERN NORTHAMPTON...NORTH
CENTRAL HUNTERDON...WEST CENTRAL MORRIS...WARREN AND SOUTHWESTERN
SUSSEX COUNTIES...
AT 628 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM REEDERS TO STORMVILLE TO BANGOR TO CHAPMAN...OR ALONG
A LINE EXTENDING FROM 10 MILES SOUTH OF MOUNT POCONO TO 12 MILES
SOUTHEAST OF MOUNT POCONO TO 10 MILES NORTH OF EASTON TO 12 MILES
NORTHWEST OF EASTON...MOVING EAST AT 40 MPH. BELVIDERE NEW JERSEY
IS IN THE IMMEDIATE MOST DANGEROUS ZONE WITH RESPECT TO THIS STORM.
SEVERE THUNDERSTORMS WILL BE NEAR...
DELAWARE WATER GAP...COLUMBIA...TATAMY AND STOCKERTOWN BY 640 PM
EDT...
WILSON...FORKS...ROXBURG AND EASTON BY 645 PM EDT...
ALPHA AND HOPE BY 650 PM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
WEDNESDAY EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW
JERSEY AND EASTERN PENNSYLVANIA.
&&
LAT...LON 4122 7514 4116 7516 4115 7509 4109 7503
4111 7495 4119 7489 4115 7459 4074 7475
4060 7495 4072 7540 4081 7562 4087 7543
4100 7551 4124 7527
TIME...MOT...LOC 2233Z 278DEG 34KT 4098 7524 4095 7521
4083 7513 4078 7534
$$
DRAG857
WWUS51 KPHI 222248
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
648 PM EDT WED SEP 22 2010
NJC019-027-037-041-PAC025-089-095-222300-
/O.CON.KPHI.SV.W.0151.000000T0000Z-100922T2300Z/
SUSSEX NJ-WARREN NJ-MORRIS NJ-HUNTERDON NJ-NORTHAMPTON PA-CARBON PA-
MONROE PA-
648 PM EDT WED SEP 22 2010
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR SOUTHEASTERN MONROE...EXTREME SOUTHEASTERN CARBON...NORTHERN
NORTHAMPTON...NORTH CENTRAL HUNTERDON...WEST CENTRAL MORRIS...WARREN
AND SOUTHWESTERN SUSSEX COUNTIES...
AT 646 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS OF 60 TO 70 MPH. THIS STORM WAS LOCATED
NEAR OXFORD...OR 15 MILES NORTHEAST OF EASTON...MOVING EAST AT
40 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
BEATTYESTOWN...HACKETTSTOWN...7 MILES SOUTH OF ALLAMUCHY AND 7
MILES SOUTH OF ALLAMUCHY-PANTHER VALLEY BY 655 PM EDT...
LONG VALLEY...BUDD LAKE...6 MILES NORTH OF CALIFON AND 8 MILES
SOUTHWEST OF NETCONG BY 700 PM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...LARGE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
WEDNESDAY EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW
JERSEY AND EASTERN PENNSYLVANIA.
&&
LAT...LON 4101 7521 4105 7494 4106 7463 4074 7475
4068 7484 4075 7537 4081 7562 4087 7543
4089 7545
TIME...MOT...LOC 2247Z 278DEG 34KT 4083 7496
$$
GORSEThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 22, 4:23 PM EDT | Special Weather Statement | PHI | Chester | 52 min |
| Sep 22, 4:32 PM EDT | Special Weather Statement | PHI | Carbon | 58 min |
| Sep 22, 4:49 PM EDT | Special Weather Statement | PHI | Chester | 56 min |
| Sep 22, 5:11 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 64 min |
| Sep 22, 5:48 PM EDT | Special Weather Statement | PHI | Monroe, Northampton | 87 min |
| Sep 22, 5:58 PM EDT | Special Weather Statement | PHI | Berks, Lehigh | 62 min |
| Sep 22, 6:23 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Carbon, Lehigh, Northampton | 67 min |
| Sep 22, 7:07 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Lehigh, Monroe, Montgomery, Northampton | 53 min |
| Sep 21, 9:34 PM EDT | Small Craft Advisory | PHI | 15 hr | |
| Sep 22, 6:08 AM EDT | Coastal Flood Statement | PHI | Atlantic, Cape May, Monmouth, Ocean | 11 hr |
| Sep 22, 6:58 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Middlesex, Morris, Somerset, Sussex, Warren | 41 min |
| Sep 22, 7:54 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Middlesex, Monmouth, Somerset | 36 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2010Severe Thunderstorm Warnings in Pennsylvania, 2010Every severe thunderstorm warning in 2010
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.