Alert archive / New Jersey / Wind Advisories in 2008

Wind Advisory 11, NWS Philadelphia/Mount Holly

November 5, 2008Sussex County, Delaware; Atlantic County, Cape May County, New Jersey

NWS Philadelphia/Mount Holly issued this wind advisory at Nov 5, 2008, 3:01 PM EST for Sussex County, Delaware; Atlantic County, Cape May County, New Jersey. It took effect at Nov 5, 2008, 4:00 PM EST. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Nov 5, 2008, 3:01 PM EST (20:01 UTC)
In effect from
Nov 5, 2008, 4:00 PM EST
Expired
Nov 6, 2008, 2:30 AM EST
In force
11 hr
Issued by
NWS Philadelphia/Mount Holly

Counties Sussex County, DE, Atlantic County, NJ, Cape May County, NJ

The radar

The Dover AFB radar (KDOX), 52 km from the middle of the area, began a volume at 20:03 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

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 8.0 hours before the alert went out and 109 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, Phillips Aaf/Abe, MD at 12:00Z on 2008-11-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 14 joules per kilogram.LCLLFCEL10008507005003002001001 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, Phillips Aaf/Abe, MD at 12:00Z on 2008-11-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -58 square meters per square second.1939587897Sfc1 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
14 J/kg
Mixed-layer CIN
-100 J/kg
Mixed-layer LCL
708 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
-58 m²/s²
0-3 km storm-relative helicity
4 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 052001
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
301 PM EST WED NOV 5 2008

DEZ004-NJZ024-025-060500-
/O.NEW.KPHI.WI.Y.0011.081105T2100Z-081106T0500Z/
DELAWARE BEACHES-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-
INCLUDING THE CITIES OF...REHOBOTH BEACH...OCEAN CITY...
ATLANTIC CITY
301 PM EST WED NOV 5 2008

...WIND ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL MIDNIGHT EST TONIGHT. 

A STRONG AREA OF LOW PRESSURE OFF THE NORTH CAROLINA COAST WAS
MOVING NORTHEASTWARD. THE PRESSURE GRADIENT BETWEEN THIS LOW
PRESSURE SYSTEM AND HIGH PRESSURE TO THE NORTHWEST WILL CREATE
STRONG AND GUSTY WINDS FOR THE COASTS OF EXTREME SOUTHERN NEW JERSEY
AND DELAWARE. WIND SPEEDS OF 2O TO 3O MPH WITH GUSTS TO AROUND 45
MPH ARE LIKELY UNTIL ABOUT MIDNIGHT.

RESIDENTS IN THE WIND ADVISORY AREA SHOULD TAKE THE NECESSARY
PRECAUTIONS TO SECURE ANY OBJECTS THAT COULD BECOME AIRBORNE IN
STRONG WINDS. DRIVERS OF LIGHTWEIGHT AND HIGH PROFILE VEHICLES
SHOULD EXERCISE CAUTION AND SLOW DOWN WHEN TRAVELING THIS EVENING.

$$

NIERENBERG
2 follow-up statements
000 
WWUS71 KPHI 060338
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1038 PM EST WED NOV 5 2008

DEZ004-NJZ024-025-061100-
/O.EXT.KPHI.WI.Y.0011.000000T0000Z-081106T1100Z/
DELAWARE BEACHES-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-
INCLUDING THE CITIES OF...REHOBOTH BEACH...OCEAN CITY...
ATLANTIC CITY
1038 PM EST WED NOV 5 2008

...WIND ADVISORY NOW IN EFFECT UNTIL 6 AM EST THURSDAY...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 6 AM EST THURSDAY. 

A STRONG AREA OF LOW PRESSURE OFF THE NORTH CAROLINA COAST WAS
MOVING NORTHEASTWARD. THE PRESSURE GRADIENT BETWEEN THIS LOW
PRESSURE SYSTEM AND HIGH PRESSURE TO THE NORTHWEST WILL CREATE
STRONG AND GUSTY WINDS FOR THE COASTS OF EXTREME SOUTHERN NEW
JERSEY AND DELAWARE. WIND SPEEDS OF 2O TO 3O MPH WITH GUSTS TO
AROUND 45 MPH ARE LIKELY THROUGH TONIGHT.

RESIDENTS IN THE WIND ADVISORY AREA SHOULD TAKE THE NECESSARY
PRECAUTIONS TO SECURE ANY OBJECTS THAT COULD BECOME AIRBORNE IN
STRONG WINDS. DRIVERS OF LIGHTWEIGHT AND HIGH PROFILE VEHICLES
SHOULD EXERCISE CAUTION AND SLOW DOWN WHEN TRAVELING THIS
EVENING.

$$
000 
WWUS71 KPHI 060730
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
230 AM EST THU NOV 6 2008


DEZ004-NJZ024-025-060830-
/O.CAN.KPHI.WI.Y.0011.000000T0000Z-081106T1100Z/
DELAWARE BEACHES-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-
INCLUDING THE CITIES OF...REHOBOTH BEACH...OCEAN CITY...
ATLANTIC CITY
230 AM EST THU NOV 6 2008

...WIND ADVISORY IS CANCELLED...

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

HOWEVER, IT WILL STILL BE WINDY TODAY WITH GUSTY WINDS TO AROUND 35
MPH.

$$

RNS

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 5, 3:00 AM ESTGale WarningPHI27 hr
Nov 5, 2:08 PM ESTStorm WarningPHI13 hr

Nearby

Wind Advisories in New Jersey, 2008Wind Advisories in Delaware, 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.