Alert archive / New Jersey / Severe Thunderstorm Warnings in 2010
Severe Thunderstorm Warning 153, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Sep 22, 2010, 6:58 PM EDT for 6 counties in New Jersey. It was in force for 41 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
- Sep 22, 2010, 6:58 PM EDT (22:58 UTC)
- Expired
- Sep 22, 2010, 7:39 PM EDT
- In force
- 41 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Hunterdon County, NJ, Middlesex County, NJ, Morris County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ
The radar
The Philadelphia radar (KDIX), 88 km from the middle of the area, began a volume at 23:02 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 |
|---|---|---|---|
| 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, 11.0 hours before the alert went out and 137 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.
461
WUUS51 KPHI 222258
SVRPHI
NJC019-023-027-035-037-041-222345-
/O.NEW.KPHI.SV.W.0153.100922T2258Z-100922T2345Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
658 PM EDT WED SEP 22 2010
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHEASTERN MIDDLESEX COUNTY IN NORTHERN NEW JERSEY...
MORRIS COUNTY IN NORTHERN NEW JERSEY...
THIS INCLUDES THE CITY OF MORRISTOWN...
NORTHERN SOMERSET COUNTY IN NORTHERN NEW JERSEY...
NORTHEASTERN HUNTERDON COUNTY IN NORTHWEST NEW JERSEY...
SOUTH CENTRAL SUSSEX COUNTY IN NORTHWEST NEW JERSEY...
EASTERN WARREN COUNTY IN NORTHWEST NEW JERSEY...
* UNTIL 745 PM EDT
* AT 654 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DESTRUCTIVE WINDS
IN EXCESS OF 70 MPH. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM HOPE TO ALLAMUCHY-PANTHER VALLEY TO HACKETTSTOWN TO
6 MILES NORTHWEST OF CALIFON...OR ALONG A LINE EXTENDING FROM 12
MILES SOUTHWEST OF NEWTON TO 11 MILES SOUTHWEST OF NEWTON TO 14
MILES SOUTHWEST OF NEWTON TO 18 MILES SOUTH OF NEWTON TO 15 MILES
EAST OF EASTON...AND MOVING EAST AT 40 MPH.
* SEVERE THUNDERSTORMS WILL BE NEAR...
LONG VALLEY AND CALIFON AROUND 705 PM EDT...
STANHOPE...NETCONG...CHESTER AND BUDD LAKE AROUND 710 PM EDT...
HOPATCONG...SUCCASUNNA...PEAPACK AND GLADSTONE AND MOUNT ARLINGTON
AROUND 715 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 4055 7423 4059 7440 4063 7440 4060 7444
4073 7497 4082 7496 4092 7501 4095 7496
4099 7496 4093 7428 4089 7427 4089 7433
4086 7431 4078 7437 4074 7436 4066 7445
4066 7440 4060 7438 4060 7423 4057 7420
TIME...MOT...LOC 2258Z 283DEG 37KT 4096 7489 4092 7483
4090 7488 4080 7483 4075 7489
$$
DRAG2 follow-up statements
385
WWUS51 KPHI 222328
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
728 PM EDT WED SEP 22 2010
NJC019-023-035-041-222337-
/O.CAN.KPHI.SV.W.0153.000000T0000Z-100922T2345Z/
WARREN NJ-HUNTERDON NJ-SOMERSET NJ-MIDDLESEX NJ-
728 PM EDT WED SEP 22 2010
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MIDDLESEX...
NORTHERN SOMERSET...NORTHEASTERN HUNTERDON AND EASTERN WARREN
COUNTIES IS CANCELLED...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
WEDNESDAY EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW
JERSEY AND EASTERN PENNSYLVANIA.
LAT...LON 4079 7440 4081 7460 4082 7460 4084 7463
4090 7463 4094 7464 4096 7461 4093 7428
4089 7427 4089 7433 4086 7431 4078 7437
TIME...MOT...LOC 2327Z 271DEG 42KT 4095 7441 4092 7438
4089 7438 4082 7438 4082 7453
$$
NJC027-037-222345-
/O.CON.KPHI.SV.W.0153.000000T0000Z-100922T2345Z/
SUSSEX NJ-MORRIS NJ-
728 PM EDT WED SEP 22 2010
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM EDT
FOR CENTRAL MORRIS AND EXTREME SOUTH CENTRAL SUSSEX COUNTIES...
AT 725 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
DESTRUCTIVE WINDS NEAR 60 MPH. THESE STORMS WERE LOCATED ALONG A
LINE EXTENDING FROM BOONTON TO HANOVER TOWNSHIP TO VICTORY
GARDENS...OR ALONG A LINE EXTENDING FROM 11 MILES NORTH OF
MORRISTOWN TO 10 MILES NORTH OF MORRISTOWN TO 8 MILES NORTHEAST OF
MORRISTOWN TO MORRISTOWN...MOVING EAST AT 50 MPH.
THIS GROUP OF STORMS IS WEAKENING BUT STILL DANGEROUS.
SEVERE THUNDERSTORMS WILL BE NEAR...
LINCOLN PARK...HANOVER TOWNSHIP AND EAST HANOVER BY 735 PM EDT...
EAST HANOVER BY 740 PM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 4079 7440 4081 7460 4082 7460 4084 7463
4090 7463 4094 7464 4096 7461 4093 7428
4089 7427 4089 7433 4086 7431 4078 7437
TIME...MOT...LOC 2327Z 271DEG 42KT 4095 7441 4092 7438
4089 7438 4082 7438 4082 7453
$$
DRAG611
WWUS51 KPHI 222339
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
739 PM EDT WED SEP 22 2010
NJC027-037-222349-
/O.CAN.KPHI.SV.W.0153.000000T0000Z-100922T2345Z/
SUSSEX NJ-MORRIS NJ-
739 PM EDT WED SEP 22 2010
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL MORRIS AND EXTREME
SOUTH CENTRAL SUSSEX COUNTIES IS CANCELLED...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
WEDNESDAY EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW
JERSEY AND EASTERN PENNSYLVANIA.
LAT...LON 4079 7440 4081 7460 4082 7460 4084 7463
4090 7463 4094 7464 4096 7461 4093 7428
4089 7427 4089 7433 4086 7431 4078 7437
TIME...MOT...LOC 2339Z 271DEG 42KT 4095 7422 4092 7419
4089 7419 4082 7419 4082 7434
$$
DRAGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| 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, 5:48 PM EDT | Special Weather Statement | PHI | Morris, Sussex, Warren | 87 min |
| Sep 22, 6:18 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Sussex, Warren | 42 min |
| Sep 22, 7:07 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Warren | 53 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, 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; radar from the NEXRAD Level II archive.