Alert archive / New Jersey / Wind Advisories in 2008

Wind Advisory 1, NWS Philadelphia/Mount Holly

January 9, 20084 states

NWS Philadelphia/Mount Holly issued this wind advisory at Jan 9, 2008, 3:34 AM EST for 4 states. It took effect at Jan 9, 2008, 8:00 AM EST. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Jan 9, 2008, 3:34 AM EST (08:34 UTC)
In effect from
Jan 9, 2008, 8:00 AM EST
Expired
Jan 9, 2008, 2:00 PM EST
In force
6 hr
Issued by
NWS Philadelphia/Mount Holly
All 21 counties

New Castle County, DE, Cecil County, MD, Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Morris 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), 72 km from the middle of the area, began a volume at 08:36 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 00:00Z, 8.6 hours before the alert went out and 198 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, Brookhaven, NY at 00:00Z on 2008-01-09Temperature 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, Brookhaven, NY at 00:00Z on 2008-01-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 220 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
1165 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
220 m²/s²
0-3 km storm-relative helicity
256 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 090834
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
334 AM EST WED JAN 9 2008


DEZ001-MDZ008-NJZ001-007>010-012>019-PAZ054-055-060>062-067>071-
091900-
/O.NEW.KPHI.WI.Y.0001.080109T1300Z-080109T1900Z/
NEW CASTLE-CECIL-SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-
MIDDLESEX-WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER-SALEM-
GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-CARBON-MONROE-BERKS-
LEHIGH-NORTHAMPTON-CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...ELKTON...NEWTON...
WASHINGTON...MORRISTOWN...FLEMINGTON...SOMERVILLE...
NEW BRUNSWICK...FREEHOLD...SANDY HOOK...TRENTON...PENNSVILLE...
GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...
JIM THORPE...STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...
EASTON...WEST CHESTER...NORRISTOWN...DOYLESTOWN...MEDIA
334 AM EST WED JAN 9 2008

...WIND ADVISORY IN EFFECT FROM 8 AM THIS MORNING TO 2 PM EST
THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 8 AM THIS MORNING TO 2 PM EST
THIS AFTERNOON. 

THERE WILL BE TWO CHANCES FOR VERY STRONG WINDS TODAY. A LINE OF
SHOWERS AND THUNDERSTORMS HAS PRODUCED DAMAGING WINDS THIS
MORNING IN THE OHIO VALLEY. THIS LINE IS EXPECTED TO WEAKEN AS IT
MOVES ACROSS PENNSYLVANIA INTO OUR AREA. BUT WINDS ABOVE THE
GROUND ARE GOING TO BE QUITE STRONG AS THE SHOWERS MOVE THROUGH
BETWEEN 8 AM AND NOON. SOME OF THESE WINDS MIGHT MIX DOWN
ESPECIALLY IF TEMPERATURES THIS MORNING RISE MORE THAN WHAT WE ARE
FORECASTING. THE SECOND CHANCE FOR VERY STRONG WINDS WILL COME AS
COOLER AIR STARTS WORKING ITS WAY INTO THE REGION LATER THIS
MORNING INTO THE AFTERNOON. WHILE THE WINDS ABOVE THE GROUND WILL
BE DECREASING, THE ABILITY FOR THE ATMOSPHERE TO OVERTURN AND MIX
THESE WINDS DOWN WILL INCREASE. THIS IS MOST LIKELY TO OCCUR FROM
LATE THIS MORNING INTO EARLY THIS AFTERNOON.

PEAK WIND GUSTS ARE LIKELY TO REACH BETWEEN 45 AND 50 MPH AND
COULD KNOCK DOWN WEAK TREES AND TREE LIMBS AND CAUSE WIDELY SCATTERED
POWER OUTAGES. IF POSSIBLE DO NOT PARK VEHICLES IN LOCATIONS WHERE
TREES OR LIMBS COULD BE KNOCKED DOWN. PLEASE SECURE TRASH CANS AND
ANY OTHER ITEMS THAT CAN BE TOSSED AROUND EASILY BY THE WIND. 

A WIND ADVISORY MEANS THAT WIND GUSTS IN EXCESS OF 45 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$

GIGI
1 follow-up statement
000 
WWUS71 KPHI 091855
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
155 PM EST WED JAN 9 2008

...GUSTY WINDS TO DIMINISH THROUGH THE REMAINDER OF THE AFTERNOON
AND ESPECIALLY EARLY THIS EVENING...

DEZ001-MDZ008-NJZ001-007>010-012>019-PAZ054-055-060>062-067>071-
092000-
/O.EXP.KPHI.WI.Y.0001.000000T0000Z-080109T1900Z/
NEW CASTLE-CECIL-SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-
MIDDLESEX-WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER-SALEM-
GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-CARBON-MONROE-BERKS-
LEHIGH-NORTHAMPTON-CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...ELKTON...NEWTON...
WASHINGTON...MORRISTOWN...FLEMINGTON...SOMERVILLE...
NEW BRUNSWICK...FREEHOLD...SANDY HOOK...TRENTON...PENNSVILLE...
GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...
JIM THORPE...STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...
EASTON...WEST CHESTER...NORRISTOWN...DOYLESTOWN...MEDIA
155 PM EST WED JAN 9 2008

...WIND ADVISORY WILL EXPIRE AT 2 PM EST THIS AFTERNOON...

THE WIND ADVISORY WILL EXPIRE AT 2 PM EST THIS AFTERNOON.

A COLD FRONT HAS MOVED EAST OF OUR AREA AS A POTENT LOW PRESSURE
SYSTEM CONTINUES TO MOVE INTO EASTERN CANADA THIS AFTERNOON.
AS A RESULT, THE GUSTY WINDS WILL DIMINISH THROUGH THE REMAINDER
OF THE AFTERNOON AND ESPECIALLY EARLY THIS EVENING. HOWEVER, THERE
COULD BE A FEW WIND GUSTS TO 40 MPH UNTIL ABOUT 3 PM ESPECIALLY
ACROSS THE HIGHER ELEVATIONS.

AS A RESULT, THE WIND ADVISORY WILL BE ALLOWED TO EXPIRE AT 2 PM.

$$

Nearby

Wind Advisories in New Jersey, 2008Wind Advisories in Pennsylvania, 2008Wind Advisories in Maryland, 2008Every wind advisory in 2008

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.