Alert archive / New Jersey / High Wind Warnings in 2009

High Wind Warning 1, NWS Philadelphia/Mount Holly

February 12, 20094 states

NWS Philadelphia/Mount Holly issued this high wind warning at Feb 12, 2009, 3:30 AM EST for 4 states. It was in force for 16 hr. 7 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Feb 12, 2009, 3:30 AM EST (08:30 UTC)
Expired
Feb 12, 2009, 7:00 PM EST
In force
16 hr
Issued by
NWS Philadelphia/Mount Holly
All 31 counties

Kent County, DE, New Castle County, DE, Sussex County, DE, Caroline County, MD, Cecil County, MD, Kent County, MD, Queen Anne's County, MD, Talbot County, MD, Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Cape May County, NJ, Cumberland County, NJ, Gloucester County, NJ, Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Morris County, NJ, Ocean County, NJ, Salem County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Berks County, PA, Carbon County, PA, Delaware County, PA, Lehigh County, PA, Monroe County, PA, Northampton County, PA, Philadelphia County, PA

The radar

The Philadelphia radar (KDIX), 67 km from the middle of the area, began a volume at 08:29 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

TimeReportWhereRemark
Feb 12, 10:05 AM ESTNON-TSTM WND DMGNew Tripoli, PADAMAGE TO TREES AND POWER LINES IN LYNN TOWNSHIP.
Feb 12, 11:00 AM ESTNON-TSTM WND DMGEaston, PATREES REPORTED DOWN IN FORKS TOWNSHIP.
Feb 12, 12:00 PM ESTNON-TSTM WND DMG3 Ssw Morris Park, PADOWNED TREE DAMAGED A SCREEN AND PORCH OF A HOME IN LANSDOWNE. TIME ESTIMATED.
Feb 12, 12:00 PM ESTNON-TSTM WND DMGHighland Park, NJTREES AND WIRES REPORTED DOWN COUNTYWIDE. ALSO, A TREE FELL ON A HOUSE IN HIGHLAND PARK.
Feb 12, 12:00 PM ESTNON-TSTM WND DMGPhiladelphia Internatio, PAROOF TORN OFF OF AN ANNEX SCHOOL BUILDING IN WISSINOMING SECTION. CHILDREN INSIDE NOT HURT. DOWNED PARKING LOT LIGHT DAMAGED A VEHICLE IN CENTER CITY. TIME ESTIMATED.
Feb 12, 1:00 PM ESTNON-TSTM WND DMGEdgewater Park, NJSEVERAL LARGE TREE LIMBS REPORTED DOWN.
Feb 12, 5:30 PM ESTNON-TSTM WND DMGToms River, NJNUMEROUS TREES AND POWER LINES DOWN COUNTYWIDE.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 00:00Z, 8.5 hours before the alert went out and 219 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.

Skew-T log-pSkew-T log-p diagram, Washington/Dulle, VA at 00:00Z on 2009-02-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 00:00Z on 2009-02-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 370 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1360 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
370 m²/s²
0-3 km storm-relative helicity
349 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS71 KPHI 120830
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
330 AM EST THU FEB 12 2009

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-067>071-130000-
/O.UPG.KPHI.WI.Y.0001.000000T0000Z-090213T0300Z/
/O.NEW.KPHI.HW.W.0001.090212T0830Z-090213T0000Z/
NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD-
QUEEN ANNES-TALBOT-CAROLINE-SUSSEX-WARREN-MORRIS-HUNTERDON-
SOMERSET-MIDDLESEX-WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER-SALEM-
GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND-
ATLANTIC-CAPE MAY-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-
COASTAL OCEAN-SOUTHEASTERN BURLINGTON-CARBON-MONROE-BERKS-LEHIGH-
NORTHAMPTON-CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN...
REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...
DENTON...NEWTON...WASHINGTON...MORRISTOWN...FLEMINGTON...
SOMERVILLE...NEW BRUNSWICK...FREEHOLD...SANDY HOOK...TRENTON...
PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...
MOUNT HOLLY...JACKSON...MILLVILLE...HAMMONTON...
CAPE MAY COURT HOUSE...OCEAN CITY...ATLANTIC CITY...
LONG BEACH ISLAND...WHARTON STATE FOREST...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...WEST CHESTER...
NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA
330 AM EST THU FEB 12 2009

...HIGH WIND WARNING IN EFFECT UNTIL 7 PM EST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 7 PM EST THIS EVENING. THE WIND
ADVISORY IS NO LONGER IN EFFECT.

A VERY STRONG AND GUSTY WEST WIND WILL OCCUR TODAY IN THE WAKE OF
LAST NIGHTS COLD FRONT. SUSTAINED WINDS OF 20 TO 30 MILES AN HOUR
WILL GUST AS HIGH AS 55 TO 60 MILES AN HOUR TODAY. COASTAL AREAS NEAR
THE OCEAN AND BAYS, AS WELL AS AREAS OF HIGHER TERRAIN, WILL BE MOST
LIKELY TO GET THE STRONGEST WIND GUSTS. THE TIME OF STRONGEST WINDS
IS FROM LATE MORNING THROUGH THIS AFTERNOON. WINDS SHOULD BEGIN TO
DIMINISH DURING THIS EVENING, BUT IT WILL STILL BE WINDY TONIGHT.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR
OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH, OR GUSTS OF 58
MPH OR MORE, CAN LEAD TO PROPERTY DAMAGE. WINDS THIS STRONG CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. MOTORISTS
ARE URGED TO USE EXTRA CAUTION. PLEASE TAKE THIS TIME TO SECURE ANY
LOOSE OUTDOOR OBJECTS...SUCH AS HOME DECORATIONS OR GARBAGE CANS...
THAT CAN BECOME AIRBORNE IN STRONG WINDS.

$$
2 follow-up statements
000 
WWUS71 KPHI 122039
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
339 PM EST THU FEB 12 2009

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-067>071-130000-
/O.CON.KPHI.HW.W.0001.000000T0000Z-090213T0000Z/
NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD-
QUEEN ANNES-TALBOT-CAROLINE-SUSSEX-WARREN-MORRIS-HUNTERDON-
SOMERSET-MIDDLESEX-WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER-SALEM-
GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND-
ATLANTIC-CAPE MAY-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-
COASTAL OCEAN-SOUTHEASTERN BURLINGTON-CARBON-MONROE-BERKS-LEHIGH-
NORTHAMPTON-CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN...
REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...
DENTON...NEWTON...WASHINGTON...MORRISTOWN...FLEMINGTON...
SOMERVILLE...NEW BRUNSWICK...FREEHOLD...SANDY HOOK...TRENTON...
PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...
MOUNT HOLLY...JACKSON...MILLVILLE...HAMMONTON...
CAPE MAY COURT HOUSE...OCEAN CITY...ATLANTIC CITY...
LONG BEACH ISLAND...WHARTON STATE FOREST...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...WEST CHESTER...
NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA
339 PM EST THU FEB 12 2009

...HIGH WIND WARNING IN EFFECT UNTIL 7 PM EST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY IS CONTINUING THE HIGH 
WIND WARNING UNTIL 7 PM EST THIS EVENING.

A STRONG STORM ALONG THE NEW ENGLAND COAST IS MOVING AWAY FROM THE
U.S. MAINLAND THIS AFTERNOON. THE PRESSURE GRADIENT, BETWEEN THIS
STORM AND HIGH PRESSURE PUSHING IN FROM THE NATIONS MID SECTION,
HAS PRODUCED VERY STRONG WESTERLY WINDS TODAY. FREQUENT GUSTS OVER
50 MPH, AND A FEW OVER 60 MPH, HAVE BEEN REPORTED. WINDS WILL BEGIN 
TO DIMINISH THIS EVENING, WITH THE DAMAGING WIND GUSTS ENDING BY
7 PM. BUT EVEN AFTER THAT, IT WILL REMAIN QUITE BREEZY OVERNIGHT. 

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR
OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH, OR GUSTS OF 58
MPH OR MORE, CAN LEAD TO PROPERTY DAMAGE. WINDS THIS STRONG CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. MOTORISTS
ARE URGED TO USE EXTRA CAUTION. PLEASE TAKE THIS TIME TO SECURE ANY
LOOSE OUTDOOR OBJECTS...SUCH AS HOME DECORATIONS OR GARBAGE CANS...
THAT CAN BECOME AIRBORNE IN STRONG WINDS.

$$

RPW/TFG/DI/PO/VM
000 
WWUS71 KPHI 122351
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
651 PM EST THU FEB 12 2009

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-067>071-130500-
/O.EXP.KPHI.HW.W.0001.000000T0000Z-090213T0000Z/
/O.NEW.KPHI.WI.Y.0002.090213T0000Z-090213T0500Z/
NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD-
QUEEN ANNES-TALBOT-CAROLINE-SUSSEX-WARREN-MORRIS-HUNTERDON-
SOMERSET-MIDDLESEX-WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER-SALEM-
GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND-
ATLANTIC-CAPE MAY-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-
COASTAL OCEAN-SOUTHEASTERN BURLINGTON-CARBON-MONROE-BERKS-LEHIGH-
NORTHAMPTON-CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN...
REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...
DENTON...NEWTON...WASHINGTON...MORRISTOWN...FLEMINGTON...
SOMERVILLE...NEW BRUNSWICK...FREEHOLD...SANDY HOOK...TRENTON...
PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...
MOUNT HOLLY...JACKSON...MILLVILLE...HAMMONTON...
CAPE MAY COURT HOUSE...OCEAN CITY...ATLANTIC CITY...
LONG BEACH ISLAND...WHARTON STATE FOREST...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...WEST CHESTER...
NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA
651 PM EST THU FEB 12 2009

...HIGH WIND WARNING WILL EXPIRE AT 7 PM EST THIS EVENING...
...WIND ADVISORY IN THEN IN EFFECT UNTIL MIDNIGHT EST TONIGHT...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WIND
ADVISORY, WHICH IS IN EFFECT FROM 7 PM TO MIDNIGHT EST TONIGHT.
THE HIGH WIND WARNING WILL EXPIRE AT 7 PM EST THIS EVENING.

A STRONG STORM IS MOVING AWAY FROM THE NORTHERN NEW ENGLAND COAST
THIS EVENING. THE PRESSURE GRADIENT, BETWEEN THIS STORM AND HIGH
PRESSURE PUSHING IN FROM THE NATIONS MID SECTION, HAS PRODUCED
VERY STRONG WESTERLY WINDS TODAY. FREQUENT GUSTS OVER 50 MPH, 
WITH A FEW OVER 60 MPH, HAVE BEEN REPORTED. WINDS ARE NOW BEGINNING
TO DIMINISH AND WILL CONTINUE TO DO SO OVERNIGHT. THERE MAY STILL
BE GUSTS TO BETWEEN 35 AND 40 MPH UNTIL MIDNIGHT. BUT EVEN AFTER
THAT, IT WILL REMAIN QUITE BREEZY.

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

$$

RPW

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 12, 6:51 PM ESTWind AdvisoryPHIKent, New Castle, Sussex5 hr

Nearby

High Wind Warnings in New Jersey, 2009High Wind Warnings in Pennsylvania, 2009High Wind Warnings in Maryland, 2009Every high wind 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.