Alert archive / New Jersey / Wind Advisories in 2017

Wind Advisory 16, NWS Philadelphia/Mount Holly

December 24, 20174 states

NWS Philadelphia/Mount Holly issued this wind advisory at Dec 24, 2017, 3:18 AM EST for 4 states. It took effect at Dec 25, 2017, 5:00 AM EST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Dec 24, 2017, 3:18 AM EST (08:18 UTC)
In effect from
Dec 25, 2017, 5:00 AM EST
Expired
Dec 25, 2017, 2:00 PM EST
In force
9 hr
Issued by
NWS Philadelphia/Mount Holly
All 34 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, Bucks County, PA, Carbon County, PA, Chester County, PA, Delaware County, PA, Lehigh County, PA, Monroe County, PA, Montgomery County, PA, Northampton County, PA, Philadelphia County, PA

The radar

The Philadelphia radar (KDIX), 68 km from the middle of the area, began a volume at 08:22 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

Washington/Dulle, VA (KIAD), launched 00:00Z, 8.3 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 2017-12-24Temperature 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 2017-12-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 135 square meters per square second.1939587897117136Sfc1 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
652 m above ground
0-6 km bulk shear
74 kt
0-1 km storm-relative helicity
135 m²/s²
0-3 km storm-relative helicity
308 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

634 
WWUS71 KPHI 240818
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
318 AM EST Sun Dec 24 2017

...STRONG WINDS ARE EXPECTED ON CHRISTMAS DAY...

.Low pressure is forecast to intensify rapidly off the New 
England coast on Monday. The system will bring a strong westerly 
wind to our region.

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-070-071-101>106-242200-
/O.NEW.KPHI.WI.Y.0007.171225T1200Z-171225T1900Z/
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-Delaware-Philadelphia-Western Chester-Eastern Chester-
Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks-
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, Media, 
Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, 
Collegeville, Pottstown, Norristown, Lansdale, Chalfont, 
Perkasie, Morrisville, and Doylestown
318 AM EST Sun Dec 24 2017

...WIND ADVISORY IN EFFECT FROM 7 AM TO 2 PM EST MONDAY...

The National Weather Service in Mount Holly has issued a Wind 
Advisory, which is in effect from 7:00 AM until 2:00 PM Monday.

* WINDS...West 20 to 30 MPH with gusts of 40 to 50 MPH.

* TIMING...The strongest wind is expected to occur during the 
  morning and early afternoon hours on Monday.

* IMPACTS...The strong wind may bring down tree limbs and utility
  wires, possibly resulting in localized power outages. Also, the
  strong wind may make driving difficult, especially if you are 
  operating a large vehicle. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that very windy conditions are expected. 
Light-weight outdoor objects such as garbage cans, holiday 
decorations and patio furniture should be secured. Also, use extra
care if driving.

&&

$$

Iovino
3 follow-up statements
322 
WWUS71 KPHI 241940
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
240 PM EST Sun Dec 24 2017

...STRONG WINDS ARE EXPECTED ON CHRISTMAS DAY...

.Low pressure is forecast to intensify rapidly off the New
England coast on Monday. The system will bring a strong westerly
wind to our region.

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-070-071-101>106-251200-
/O.EXT.KPHI.WI.Y.0007.171225T1000Z-171225T2300Z/
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-Delaware-Philadelphia-Western Chester-Eastern Chester-
Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks-
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, Media, 
Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, 
Collegeville, Pottstown, Norristown, Lansdale, Chalfont, 
Perkasie, Morrisville, and Doylestown
240 PM EST Sun Dec 24 2017

...WIND ADVISORY NOW IN EFFECT FROM 5 AM TO 6 PM EST MONDAY...

* WINDS...West 20 to 30 mph with gusts 40 to 50 mph.

* TIMING...The strongest wind is expected to occur during the 
  morning and early afternoon hours on Monday.

* IMPACTS...The strong wind may bring down tree limbs and utility
  wires, possibly resulting in localized power outages. Also, the
  strong wind may make driving difficult, especially if you are 
  operating a large vehicle. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that very windy conditions are expected.
Light-weight outdoor objects such as garbage cans, holiday
decorations and patio furniture should be secured. Also, use
extra care if driving.

&&

$$
931 
WWUS71 KPHI 250750
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
250 AM EST Mon Dec 25 2017

...STRONG WINDS ARE EXPECTED FOR TODAY...

.Low pressure is forecast to intensify rapidly off the New 
England coast today. The system will bring a strong westerly wind 
to our region.

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-070-071-101>106-252300-
/O.CON.KPHI.WI.Y.0007.171225T1000Z-171225T2300Z/
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-Delaware-Philadelphia-Western Chester-Eastern Chester-
Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks-
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, Media, 
Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, 
Collegeville, Pottstown, Norristown, Lansdale, Chalfont, 
Perkasie, Morrisville, and Doylestown
250 AM EST Mon Dec 25 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING...

* WINDS...West 20 to 30 MPH with gusts of 40 to 50 MPH.

* TIMING...The strongest wind is expected to occur during the 
  morning and early afternoon hours.

* IMPACTS...The strong wind may bring down tree limbs and utility
  wires, possibly resulting in localized power outages. Also, the
  strong wind may make driving difficult, especially if you are 
  operating a large vehicle.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that very windy conditions are expected. 
Light-weight outdoor objects such as garbage cans, holiday 
decorations and patio furniture should be secured. Also, use extra
care if driving.

&&

$$

Iovino
363 
WWUS71 KPHI 251900
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
200 PM EST Mon Dec 25 2017

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-070-071-101>106-252000-
/O.CAN.KPHI.WI.Y.0007.000000T0000Z-171225T2300Z/
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-Delaware-Philadelphia-Western Chester-Eastern Chester-
Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks-
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, Media, 
Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, 
Collegeville, Pottstown, Norristown, Lansdale, Chalfont, 
Perkasie, Morrisville, and Doylestown
200 PM EST Mon Dec 25 2017

...WIND ADVISORY IS CANCELLED...

The National Weather Service in Mount Holly has cancelled the
Wind Advisory.

Winds have fallen below advisory levels, therefore the Wind
Advisory has been cancelled. However, winds may still gust around
33 to 40 mph through this afternoon.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 24, 3:35 AM ESTWinter Weather AdvisoryPHIBerks, Carbon, Lehigh, Monroe, Northampton29 hr
Dec 24, 3:45 AM ESTGale WarningPHI48 hr

Nearby

Wind Advisories in New Jersey, 2017Wind Advisories in Pennsylvania, 2017Wind Advisories in Maryland, 2017Every wind advisory in 2017

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.