Alert archive / New Jersey / Wind Advisories in 2012

Wind Advisory 12, NWS Philadelphia/Mount Holly

November 7, 20125 counties in New Jersey; Sussex County, Delaware

NWS Philadelphia/Mount Holly issued this wind advisory at Nov 7, 2012, 6:42 PM EST for 5 counties in New Jersey; Sussex County, Delaware. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Nov 7, 2012, 6:42 PM EST (23:42 UTC)
Expired
Nov 7, 2012, 9:27 PM EST
In force
3 hr
Issued by
NWS Philadelphia/Mount Holly

Counties Sussex County, DE, Atlantic County, NJ, Burlington County, NJ, Cape May County, NJ, Monmouth County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 49 km from the middle of the area, began a volume at 23:42 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

Wallops Is Stn, VA (KWAL), launched 12:00Z, 11.7 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.

Skew-T log-pSkew-T log-p diagram, Wallops Is Stn, VA at 12:00Z on 2012-11-07Temperature 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, Wallops Is Stn, VA at 12:00Z on 2012-11-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 262 square meters per square second.193958Sfc1 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
574 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
262 m²/s²
0-3 km storm-relative helicity
385 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.

921 
WWUS71 KPHI 072342
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
642 PM EST WED NOV 7 2012

DEZ003-004-NJZ013-014-020-022>027-081100-
/O.CAN.KPHI.HW.W.0002.000000T0000Z-121108T1100Z/
/O.NEW.KPHI.WI.Y.0012.121107T2342Z-121108T1100Z/
INLAND SUSSEX-DELAWARE BEACHES-WESTERN MONMOUTH-EASTERN MONMOUTH-
OCEAN-ATLANTIC-CAPE MAY-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-SOUTHEASTERN BURLINGTON-
INCLUDING THE CITIES OF...GEORGETOWN...REHOBOTH BEACH...
FREEHOLD...SANDY HOOK...JACKSON...HAMMONTON...
CAPE MAY COURT HOUSE...OCEAN CITY...ATLANTIC CITY...
LONG BEACH ISLAND...WHARTON STATE FOREST
642 PM EST WED NOV 7 2012

...WIND ADVISORY IN EFFECT UNTIL 6 AM EST THURSDAY...
...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 AM EST THURSDAY. THE HIGH
WIND WARNING HAS BEEN CANCELLED.

* WINDS...NORTH 20 TO 30 MPH WITH GUSTS AROUND 45 MPH.

* THIS IS A PARTICULARLY DANGEROUS SITUATION...ESPECIALLY FOR 
  THE AREAS THAT WERE HARDEST HIT BY THE STORM LAST WEEK.

* TIMING...THE STRONGEST WINDS SHOULD OCCUR THROUGH THE EVENING.

* IMPACTS...STRUCTURES AND TREES WEAKENED BY THE STORM LAST WEEK 
  MAY BE FURTHER DAMAGED BY ANOTHER ROUND OF HIGH WINDS. THIS 
  CAN ALSO RESULT IN RENEWED POWER OUTAGES...PARTICULARLY IN 
  AREAS WHERE THE ELECTRICAL SYSTEM REMAINS IN A WEAKENED STATE. 
  DEBRIS FROM LAST WEEKS STORM COULD BECOME A HAZARD DURING THIS 
  NEW STORM...ESPECIALLY IF IT IS LIGHT ENOUGH TO BECOME 
  AIRBORNE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOTORISTS SHOULD USE EXTRA CAUTION...ESPECIALLY THOSE IN HIGH
PROFILE VEHICLES. LIGHT-WEIGHT OUTDOOR OBJECTS SUCH AS PATIO
FURNITURE AND GARBAGE CANS SHOULD BE SECURED.

&&

$$

DEZ001-002-NJZ012-015>019-021-080045-
/O.CAN.KPHI.WI.Y.0011.000000T0000Z-121108T1100Z/
NEW CASTLE-KENT-MIDDLESEX-MERCER-SALEM-GLOUCESTER-CAMDEN-
NORTHWESTERN BURLINGTON-CUMBERLAND-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...NEW BRUNSWICK...
TRENTON...PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...
MOORESTOWN...MOUNT HOLLY...MILLVILLE
642 PM EST WED NOV 7 2012

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE
WIND ADVISORY.

THE STORM HAS MOVED FURTHER EAST THAN EARLIER ANTICIPATED AND
WINDS ARE NO LONGER EXPECTED TO REACH ADVISORY CRITERIA ACROSS
THIS AREA.

$$
1 follow-up statement
961 
WWUS71 KPHI 080227
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
927 PM EST WED NOV 7 2012

DEZ003-004-NJZ013-014-020-022>027-080330-
/O.CAN.KPHI.WI.Y.0012.000000T0000Z-121108T1100Z/
INLAND SUSSEX-DELAWARE BEACHES-WESTERN MONMOUTH-EASTERN MONMOUTH-
OCEAN-ATLANTIC-CAPE MAY-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-SOUTHEASTERN BURLINGTON-
INCLUDING THE CITIES OF...GEORGETOWN...REHOBOTH BEACH...
FREEHOLD...SANDY HOOK...JACKSON...HAMMONTON...
CAPE MAY COURT HOUSE...OCEAN CITY...ATLANTIC CITY...
LONG BEACH ISLAND...WHARTON STATE FOREST
927 PM EST WED NOV 7 2012

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE
WIND ADVISORY.

WHILE THERE COULD STILL THE OCCASIONAL GUST UPWARDS OF 30 MPH
CLOSER TO THE COAST THE MAJORITY OF THE STRONGER WINDS ARE CONFINED
TO THE NORTHEAST OF OUR AREA.

$$

HEAVENER

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 7, 3:40 AM ESTWinter Storm WarningPHIBurlington, Camden, Gloucester, Salem12 hr

Nearby

Wind Advisories in New Jersey, 2012Wind Advisories in Delaware, 2012Every wind advisory in 2012

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.