Alert archive / New Jersey / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 105, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 26, 2009, 7:18 PM EDT for 4 counties in New Jersey. It was in force for 72 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 26, 2009, 7:18 PM EDT (23:18 UTC)
- Expired
- Jun 26, 2009, 8:30 PM EDT
- In force
- 72 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Ocean County, NJ
The radar
The Philadelphia radar (KDIX), 19 km from the middle of the area, began a volume at 23:21 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 26, 8:13 PM EDT | TSTM WND DMG | 11 Nne Toms River, NJ | NUMEROUS POLES AND WIRES DOWN IN POINT PLEASANT. |
| Jun 26, 8:18 PM EDT | HAIL 0.75 | Toms River, NJ | 3/4 INCH HAIL IN TOMS RIVER. |
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 26, 2:42 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 11.3 hours before the alert went out and 148 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
- 4 J/kg
- Mixed-layer CIN
- -380 J/kg
- Mixed-layer LCL
- 1367 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 70 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 262318
SVRPHI
NJC021-023-025-029-270030-
/O.NEW.KPHI.SV.W.0105.090626T2318Z-090627T0030Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
718 PM EDT FRI JUN 26 2009
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN MERCER COUNTY IN CENTRAL NEW JERSEY...
MONMOUTH COUNTY IN CENTRAL NEW JERSEY...
SOUTHERN MIDDLESEX COUNTY IN NORTHERN NEW JERSEY...
NORTHERN OCEAN COUNTY IN SOUTHERN NEW JERSEY...
THIS INCLUDES THE CITY OF TOMS RIVER...
* UNTIL 830 PM EDT
* AT 717 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
AREA OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE
LOCATED FROM DAYTON TO IMLAYSTOWN...OR FROM ABOUT 7 MILES SOUTH OF
NEW BRUNSWICK TO ABOUT 10 MILES EAST OF TRENTON...AND MOVING
SOUTHEAST AT 30 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO TWIN
RIVERS...CLEARBROOK PARK...JAMESBURG...CREAM RIDGE...ROOSEVELT...
CLARKSBURG...OLD BRIDGE...MANALAPAN...SIX FLAGS THEME PARK...
WOODRUFF...ROBERTSVILLE...YORKETOWN...CASSVILLE...MARLBORO...WEST
FREEHOLD...JACKSONS MILLS...EAST FREEHOLD...JACKSON...ADELPHIA...
LAKEHURST...FREEWOOD ACRES...HOWELL...LAKEWOOD...FARMINGDALE...
TINTON FALLS...COLLINGWOOD PARK...PLEASANT PLAINS...LEISURE
VILLAGE...BEACHWOOD...BRICK TOWNSHIP...ASBURY PARK...BELMAR...
MANTOLOKING...MANASQUAN AND SEASIDE HEIGHTS
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 1000 PM EDT
FRIDAY EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW JERSEY
AND EASTERN PENNSYLVANIA.
&&
LAT...LON 3996 7404 3994 7405 3984 7407 3985 7410
3991 7409 3990 7412 3987 7412 4009 7458
4012 7459 4016 7466 4041 7458 4043 7453
4048 7447 4024 7399
TIME...MOT...LOC 2317Z 304DEG 27KT 4038 7447 4017 7454
$$
MPD1 follow-up statement
000
WWUS51 KPHI 270013
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
813 PM EDT FRI JUN 26 2009
NJC021-023-270020-
/O.CAN.KPHI.SV.W.0105.000000T0000Z-090627T0030Z/
MERCER NJ-MIDDLESEX NJ-
813 PM EDT FRI JUN 26 2009
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN MIDDLESEX AND
SOUTHEASTERN MERCER COUNTIES IS CANCELLED...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
FRIDAY EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW JERSEY
AND SOUTHEASTERN PENNSYLVANIA.
LAT...LON 4007 7448 4010 7444 4012 7440 4016 7430
4019 7415 4022 7399 3996 7404 3994 7405
3984 7407 3985 7410 3991 7409 3990 7412
3987 7412 4005 7451
TIME...MOT...LOC 0010Z 304DEG 27KT 4016 7404 3995 7411
$$
NJC025-029-270030-
/O.CON.KPHI.SV.W.0105.000000T0000Z-090627T0030Z/
MONMOUTH NJ-OCEAN NJ-
813 PM EDT FRI JUN 26 2009
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM EDT
FOR NORTHERN OCEAN AND SOUTHEASTERN MONMOUTH COUNTIES...
AT 808 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY
SIZE HAIL. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM
WEST BELMAR TO NEAR FORT DIX...MOVING SOUTHEAST AT 30 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
MANASQUAN...SEA GIRT...MANTOLOKING...LAVALLETTE...BAY HEAD...SEASIDE
PARK AND SEASIDE HEIGHTS
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO LARGE HAIL...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 1000 PM EDT
FRIDAY EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW JERSEY
AND SOUTHEASTERN PENNSYLVANIA.
&&
LAT...LON 4007 7448 4010 7444 4012 7440 4016 7430
4019 7415 4022 7399 3996 7404 3994 7405
3984 7407 3985 7410 3991 7409 3990 7412
3987 7412 4005 7451
TIME...MOT...LOC 0010Z 304DEG 27KT 4016 7404 3995 7411
$$
MPDThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 4:34 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 86 min |
| Jun 26, 4:51 PM EDT | Severe Thunderstorm Warning | PHI | Warren | 69 min |
| Jun 26, 5:27 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Somerset | 78 min |
| Jun 26, 6:39 PM EDT | Special Marine Warning | PHI | 51 min | |
| Jun 26, 6:41 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Somerset | 41 min |
| Jun 26, 6:45 PM EDT | Severe Thunderstorm Warning | PHI | Monmouth | 30 min |
| Jun 26, 7:10 PM EDT | Severe Thunderstorm Warning | PHI | Burlington | 50 min |
| Jun 26, 7:28 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer, Monmouth, Ocean | 92 min |
| Jun 26, 7:45 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Gloucester, Ocean | 65 min |
| Jun 26, 7:56 PM EDT | Special Marine Warning | PHI | 64 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2009Every severe thunderstorm warning in 2009
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.