Alert archive / New Jersey / Wind Advisories in 2017

Wind Advisory 6, NWS Philadelphia/Mount Holly

February 12, 20174 states

NWS Philadelphia/Mount Holly issued this wind advisory at Feb 12, 2017, 2:45 PM EST for 4 states. It took effect at Feb 13, 2017, 12:00 AM EST. It was in force for 17 hr.

The area

The counties it named.

The facts

Issued
Feb 12, 2017, 2:45 PM EST (19:45 UTC)
In effect from
Feb 13, 2017, 12:00 AM EST
Expired
Feb 13, 2017, 5:25 PM EST
In force
17 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 19:46 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 12:00Z, 7.8 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 12:00Z on 2017-02-12Temperature 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 12:00Z on 2017-02-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 286 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1272 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
286 m²/s²
0-3 km storm-relative helicity
471 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

248 
WWUS71 KPHI 121945
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
245 PM EST Sun Feb 12 2017

DEZ001>004-MDZ008-012-015-019-020-NJZ013-014-016>027-131015-
/O.UPG.KPHI.HW.A.0002.170213T0500Z-170213T2200Z/
/O.NEW.KPHI.HW.W.0002.170213T0500Z-170213T2300Z/
New Castle-Kent-Inland Sussex-Delaware Beaches-Cecil-Kent MD-
Queen Annes-Talbot-Caroline-Western Monmouth-Eastern Monmouth-
Salem-Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland-
Atlantic-Cape May-Atlantic Coastal Cape May-Coastal Atlantic-
Coastal Ocean-Southeastern Burlington-
Including the cities of Wilmington, Dover, Georgetown, 
Rehoboth Beach, Elkton, Chestertown, Centreville, Easton, Denton,
Freehold, Sandy Hook, Pennsville, Glassboro, Camden, Cherry Hill,
Moorestown, Mount Holly, Jackson, Millville, Hammonton, 
Cape May Court House, Ocean City, Atlantic City, 
Long Beach Island, and Wharton State Forest
245 PM EST Sun Feb 12 2017

...HIGH WIND WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM EST
MONDAY...

The National Weather Service in Mount Holly has issued a High
Wind Warning...which is in effect from midnight tonight to 6 PM
EST Monday. The High Wind Watch is no longer in effect.

* WINDS...Northwest 25 to 35 mph with gusts 50 to 60 mph.

* TIMING...The greatest potential for high winds will be late
  tonight through about midday Monday. The winds will gradually
  weaken Monday afternoon but strong gusts are still possible into
  the evening hours.

* IMPACTS...Strong winds may blow down limbs...trees...and power 
  lines. Scattered power outages are expected. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

NJZ001-007>010-PAZ054-055-061-062-131015-
/O.UPG.KPHI.HW.A.0002.170213T0500Z-170213T2200Z/
/O.NEW.KPHI.WI.Y.0006.170213T0500Z-170213T2300Z/
Sussex-Warren-Morris-Hunterdon-Somerset-Carbon-Monroe-Lehigh-
Northampton-
Including the cities of Newton, Washington, Morristown, 
Flemington, Somerville, Jim Thorpe, Stroudsburg, Allentown, 
Bethlehem, and Easton
245 PM EST Sun Feb 12 2017

...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM EST
MONDAY...

The National Weather Service in Mount Holly has issued a Wind
Advisory...which is in effect from midnight tonight to 6 PM EST
Monday. The High Wind Watch is no longer in effect.

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

* TIMING...The greatest potential for high winds will be late 
  tonight through about midday Monday. The winds will gradually
  weaken Monday afternoon but strong gusts are still possible into
  the evening hours.

* IMPACTS...Strong winds may blow down limbs...trees...and power
  lines. Scattered power outages are expected. Ice from the
  freezing rain and snow could exacerbate any problem with trees
  or power lines.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that very windy conditions are expected.
Winds this strong can make driving difficult...especially for
high profile vehicles. Use extra caution. Light-weight outdoor
objects such as patio furniture and garbage cans should be
secured.

&&

$$

NJZ012-015-PAZ060-070-071-101>106-131015-
/O.UPG.KPHI.HW.A.0002.170213T0500Z-170213T2200Z/
/O.NEW.KPHI.WI.Y.0006.170213T0500Z-170213T2300Z/
Middlesex-Mercer-Berks-Delaware-Philadelphia-Western Chester-
Eastern Chester-Western Montgomery-Eastern Montgomery-Upper Bucks-
Lower Bucks-
Including the cities of New Brunswick, Trenton, Reading, Media, 
Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, 
Collegeville, Pottstown, Norristown, Lansdale, Chalfont, 
Perkasie, Morrisville, and Doylestown
245 PM EST Sun Feb 12 2017

...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM EST
MONDAY...

The National Weather Service in Mount Holly has issued a Wind
Advisory...which is in effect from midnight tonight to 6 PM EST
Monday. The High Wind Watch is no longer in effect.

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

* TIMING...The greatest potential for high winds will be late
  tonight through about midday Monday. The winds will gradually
  weaken Monday afternoon but strong gusts are still possible into
  the evening hours.

* IMPACTS...Strong winds may blow down limbs...trees...and power 
  lines. Scattered power outages are expected. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that very windy conditions are expected.
Winds this strong can make driving difficult...especially for
high profile vehicles. Use extra caution. Light-weight outdoor
objects such as patio furniture and garbage cans should be
secured.

&&

$$
3 follow-up statements
084 
WWUS71 KPHI 130901
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
401 AM EST Mon Feb 13 2017

DEZ001>004-MDZ008-012-015-019-020-NJZ013-014-016>027-132215-
/O.CON.KPHI.HW.W.0002.000000T0000Z-170213T2300Z/
New Castle-Kent-Inland Sussex-Delaware Beaches-Cecil-Kent MD-
Queen Annes-Talbot-Caroline-Western Monmouth-Eastern Monmouth-
Salem-Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland-
Atlantic-Cape May-Atlantic Coastal Cape May-Coastal Atlantic-
Coastal Ocean-Southeastern Burlington-
Including the cities of Wilmington, Dover, Georgetown, 
Rehoboth Beach, Elkton, Chestertown, Centreville, Easton, Denton,
Freehold, Sandy Hook, Pennsville, Glassboro, Camden, Cherry Hill,
Moorestown, Mount Holly, Jackson, Millville, Hammonton, 
Cape May Court House, Ocean City, Atlantic City, 
Long Beach Island, and Wharton State Forest
401 AM EST Mon Feb 13 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING...

* WINDS...Northwest 25 to 35 mph with gusts up to 60 mph.

* TIMING...The greatest potential for high winds will be this
  morning. The winds will gradually weaken later today, but strong
  gusts of 45 to 50 mph are still possible this afternoon.

* IMPACTS...Damaging winds will blow down trees and power lines.
  Isolated power outages are expected. Travel will be difficult...
  especially for high profile vehicles. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

NJZ001-007>010-PAZ054-055-061-062-132215-
/O.CON.KPHI.WI.Y.0006.000000T0000Z-170213T2300Z/
Sussex-Warren-Morris-Hunterdon-Somerset-Carbon-Monroe-Lehigh-
Northampton-
Including the cities of Newton, Washington, Morristown, 
Flemington, Somerville, Jim Thorpe, Stroudsburg, Allentown, 
Bethlehem, and Easton
401 AM EST Mon Feb 13 2017

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

* WINDS...Northwest 20 to 30 mph with gusts up to 55 mph.

* TIMING...The strongest winds are expected to occur this morning.
  The winds will gradually weaken later today, but several places
  will see gusts over 45 mph this afternoon.

* IMPACTS...Strong wind gusts may blow down limbs, trees and power
  lines. Isolated power outages are possible. More extensive
  damage, potentially leading to numerous power outages, are
  possible at higher elevations along and north of Interstate-80,
  where significant icing occurred yesterday. The extra weight of
  ice on trees and power lines make them much more susceptible to
  wind damage. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that very windy conditions are expected.
Winds this strong can make driving difficult...especially for
high profile vehicles. Use extra caution. Light-weight outdoor
objects such as patio furniture and garbage cans should be
secured.

&&

$$

NJZ012-015-PAZ060-070-071-101>106-132215-
/O.CON.KPHI.WI.Y.0006.000000T0000Z-170213T2300Z/
Middlesex-Mercer-Berks-Delaware-Philadelphia-Western Chester-
Eastern Chester-Western Montgomery-Eastern Montgomery-Upper Bucks-
Lower Bucks-
Including the cities of New Brunswick, Trenton, Reading, Media, 
Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, 
Collegeville, Pottstown, Norristown, Lansdale, Chalfont, 
Perkasie, Morrisville, and Doylestown
401 AM EST Mon Feb 13 2017

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

* WINDS...Northwest 20 to 30 mph with gusts up to 55 mph.

* TIMING...The strongest winds are expected to occur this morning.
  The winds will gradually weaken later today, but several places
  will see gusts over 45 mph this afternoon.

* IMPACTS...Strong winds may blow down limbs...trees...and power
  lines. Isolated power outages are possible. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that very windy conditions are expected.
Winds this strong can make driving difficult...especially for
high profile vehicles. Use extra caution. Light-weight outdoor
objects such as patio furniture and garbage cans should be
secured.

&&

$$

CMS/JRK
805 
WWUS71 KPHI 131733
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
1233 PM EST Mon Feb 13 2017

DEZ001>004-MDZ008-012-015-019-020-NJZ013-014-016>027-132300-
/O.CAN.KPHI.HW.W.0002.000000T0000Z-170213T2300Z/
/O.EXA.KPHI.WI.Y.0006.000000T0000Z-170213T2300Z/
New Castle-Kent-Inland Sussex-Delaware Beaches-Cecil-Kent MD-
Queen Annes-Talbot-Caroline-Western Monmouth-Eastern Monmouth-
Salem-Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland-
Atlantic-Cape May-Atlantic Coastal Cape May-Coastal Atlantic-
Coastal Ocean-Southeastern Burlington-
Including the cities of Wilmington, Dover, Georgetown, 
Rehoboth Beach, Elkton, Chestertown, Centreville, Easton, Denton,
Freehold, Sandy Hook, Pennsville, Glassboro, Camden, Cherry Hill,
Moorestown, Mount Holly, Jackson, Millville, Hammonton, 
Cape May Court House, Ocean City, Atlantic City, 
Long Beach Island, and Wharton State Forest
1233 PM EST Mon Feb 13 2017

...WIND ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...
...HIGH WIND WARNING IS CANCELLED...

The National Weather Service in Mount Holly has issued a Wind
Advisory...which is in effect until 6 PM EST this evening. The
High Wind Warning has been cancelled.

* WINDS...Northwest 20 to 30 mph with gusts up to 45 mph.

* TIMING...Winds will gradually weaken late this afternoon. 

* IMPACTS...Gusty winds will blow around unsecured objects. Tree 
  limbs could be blown down and a few power outages may result. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that very windy conditions are expected.
Winds this strong can make driving difficult...especially for
high profile vehicles. Use extra caution. Light-weight outdoor
objects such as patio furniture and garbage cans should be
secured.

&&

$$

NJZ001-007>010-PAZ054-055-061-062-132300-
/O.CON.KPHI.WI.Y.0006.000000T0000Z-170213T2300Z/
Sussex-Warren-Morris-Hunterdon-Somerset-Carbon-Monroe-Lehigh-
Northampton-
Including the cities of Newton, Washington, Morristown, 
Flemington, Somerville, Jim Thorpe, Stroudsburg, Allentown, 
Bethlehem, and Easton
1233 PM EST Mon Feb 13 2017

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

* WINDS...Northwest 15 to 25 mph with gusts up to 45 mph.

* TIMING...Winds will gradually weaken late this afternoon. 

* IMPACTS...Gusty winds will blow around unsecured objects. Tree 
  limbs could be blown down and a few power outages may result. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that very windy conditions are expected.
Winds this strong can make driving difficult...especially for
high profile vehicles. Use extra caution. Light-weight outdoor
objects such as patio furniture and garbage cans should be
secured.

&&

$$

NJZ012-015-PAZ060-070-071-101>106-132300-
/O.CON.KPHI.WI.Y.0006.000000T0000Z-170213T2300Z/
Middlesex-Mercer-Berks-Delaware-Philadelphia-Western Chester-
Eastern Chester-Western Montgomery-Eastern Montgomery-Upper Bucks-
Lower Bucks-
Including the cities of New Brunswick, Trenton, Reading, Media, 
Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, 
Collegeville, Pottstown, Norristown, Lansdale, Chalfont, 
Perkasie, Morrisville, and Doylestown
1233 PM EST Mon Feb 13 2017

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

* WINDS...Northwest 20 to 30 mph with gusts up to 45 mph.

* TIMING...Winds will gradually weaken late this afternoon. 

* IMPACTS...Gusty winds will blow around unsecured objects. Tree 
  limbs could be blown down and a few power outages may result. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that very windy conditions are expected.
Winds this strong can make driving difficult...especially for
high profile vehicles. Use extra caution. Light-weight outdoor
objects such as patio furniture and garbage cans should be
secured.

&&

$$

MPS
206 
WWUS71 KPHI 132225
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
525 PM EST Mon Feb 13 2017

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-070-071-101>106-132330-
/O.CAN.KPHI.WI.Y.0006.000000T0000Z-170213T2300Z/
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
525 PM EST Mon Feb 13 2017

...WIND ADVISORY IS CANCELLED...

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

THE WINDS WILL CONTINUE TO DIMINISH THROUGH THIS EVENING, AND
THEREFORE THE WIND ADVISORY HAS BEEN CANCELLED.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 12, 12:44 AM ESTStorm WarningPHI41 hr
Feb 12, 3:55 AM ESTHigh Wind WatchPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more11 hr
Feb 12, 2:45 PM ESTHigh Wind WarningPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 3 more22 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.