Alert archive / New Jersey / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 167, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 29, 2007, 1:46 PM EDT for Burlington County, New Jersey. It was in force for 44 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
- Jul 29, 2007, 1:46 PM EDT (17:46 UTC)
- Expired
- Jul 29, 2007, 2:30 PM EDT
- In force
- 44 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Counties, with a storm outline in the text
County Burlington County, NJ
The radar
The Philadelphia radar (KDIX), 21 km from the middle of the area, began a volume at 17:46 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 nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 5.8 hours before the alert went out and 185 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
- 593 J/kg
- Mixed-layer CIN
- -68 J/kg
- Mixed-layer LCL
- 944 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS51 KPHI 291746 SVRPHI NJC005-291830- /O.NEW.KPHI.SV.W.0167.070729T1746Z-070729T1830Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 146 PM EDT SUN JUL 29 2007 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL BURLINGTON COUNTY IN SOUTHERN NEW JERSEY... * UNTIL 230 PM EDT * AT 141 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR PRESIDENTIAL LAKES...OR ABOUT 23 MILES SOUTH OF TRENTON. THIS STORM WAS NEARLY STATIONARY. * THE SEVERE THUNDERSTORM WILL BE NEAR... BROWNS MILLS BY 155 PM EDT... PRESIDENTIAL LAKES BY 200 PM EDT... 6 MILES NORTH OF CHATSWORTH BY 230 PM EDT... THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY RAINFALL WHICH MAY RESULT IN LOCALIZED AREAS OF FLOODING. DO NOT DRIVE IN AREAS WHERE WATER IS CROSSING THE ROAD. IN ADDITION TO HEAVY RAIN 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. LAT...LON 3999 7480 3975 7472 3978 7441 4005 7455 $$ AMC
1 follow-up statement
000 WWUS51 KPHI 291829 SVSPHI SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 229 PM EDT SUN JUL 29 2007 NJC005-291839- /O.EXP.KPHI.SV.W.0167.000000T0000Z-070729T1830Z/ BURLINGTON NJ- 229 PM EDT SUN JUL 29 2007 ...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL BURLINGTON COUNTY EXPIRED AT 230 PM EDT... THE STORMS HAVE WEAKENED AND NO LONGER POSE A THREAT. LAT...LON 3999 7480 3975 7472 3978 7441 4005 7455 $$ AMC
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 6:15 AM EDT | Special Marine Warning | PHI | 90 min | |
| Jul 29, 11:01 AM EDT | Severe Thunderstorm Warning | PHI | Cape May | 59 min |
| Jul 29, 11:58 AM EDT | Severe Thunderstorm Warning | PHI | Somerset | 62 min |
| Jul 29, 11:59 AM EDT | Severe Thunderstorm Warning | PHI | Monmouth, Ocean | 91 min |
| Jul 29, 12:23 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex | 67 min |
| Jul 29, 12:52 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden | 53 min |
| Jul 29, 12:57 PM EDT | Severe Thunderstorm Warning | PHI | Cape May, Cumberland | 63 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2007Every severe thunderstorm warning in 2007
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.