Alert archive / New Jersey / High Wind Watches in 2019

High Wind Watch 1, NWS Philadelphia/Mount Holly

February 23, 20194 states

NWS Philadelphia/Mount Holly issued this high wind watch at Feb 23, 2019, 4:02 AM EST for 4 states. It took effect at Feb 24, 2019, 2:00 PM EST. It was in force for .

The area

The counties it named.

The facts

Issued
Feb 23, 2019, 4:02 AM EST (09:02 UTC)
In effect from
Feb 24, 2019, 2:00 PM EST
Expired
Feb 24, 2019, 3:24 AM EST
In force
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 09:01 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, 9.0 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 2019-02-23Temperature 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 2019-02-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -42 square meters per square second.1939587897117Sfc1 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
1833 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
-42 m²/s²
0-3 km storm-relative helicity
24 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

919 
WWUS71 KPHI 230902
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
402 AM EST Sat Feb 23 2019

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-070-071-101>106-232200-
/O.NEW.KPHI.HW.A.0001.190224T2300Z-190225T2300Z/
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
402 AM EST Sat Feb 23 2019

...HIGH WIND WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY
AFTERNOON...

The National Weather Service in Mount Holly has issued a High
Wind Watch, which is in effect from Sunday evening through Monday
afternoon.

* WINDS...West 20 to 30 mph with 45 to 55 mph wind gusts.

* TIMING...A surge of winds late Sunday afternoon and early Sunday
  evening may result in gusts up to 45 mph. Otherwise, the
  strongest winds will affect the area late Sunday night through
  Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous
high wind event. Sustained winds of at least 40 mph, or gusts of
58 mph or stronger may occur. Continue to monitor the latest
forecasts.

&&

$$

MPS/Staarmann
4 follow-up statements
922 
WWUS71 KPHI 231118
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
618 AM EST Sat Feb 23 2019

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-070-071-101>106-232300-
/O.CON.KPHI.HW.A.0001.190224T2300Z-190225T2300Z/
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
618 AM EST Sat Feb 23 2019

...HIGH WIND WATCH REMAINS IN EFFECT FROM SUNDAY EVENING THROUGH
MONDAY AFTERNOON...

* WINDS...West 20 to 30 mph with 45 to 55 mph gusts.

* TIMING...A surge of winds late Sunday afternoon and early 
  Sunday evening may result in gusts up to 45 mph. Otherwise, 
  the strongest winds will affect the area late Sunday night 
  through Monday.

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

* ADDITIONAL DETAILS...The ground is quite saturated, and rainfall
  this weekend, generally ranging from 1/2 to 1 inch across the
  northern half of the forecast area and from 1 to 1 1/2 inches
  across the southern half of the forecast area will add to this.
  It will not take much wind to result in downed trees and power
  lines. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous
high wind event. Sustained winds of at least 40 mph, or gusts of
58 mph or stronger may occur. Continue to monitor the latest
forecasts.

&&

$$

MPS
050 
WWUS71 KPHI 231958
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
258 PM EST Sat Feb 23 2019

NJZ001-007>010-PAZ054-055-060>062-101-103-105-240400-
/O.UPG.KPHI.HW.A.0001.190224T2300Z-190225T2300Z/
/O.NEW.KPHI.HW.W.0001.190224T1900Z-190225T2300Z/
Sussex-Warren-Morris-Hunterdon-Somerset-Carbon-Monroe-Berks-
Lehigh-Northampton-Western Chester-Western Montgomery-Upper Bucks-
Including the cities of Newton, Washington, Morristown, 
Flemington, Somerville, Jim Thorpe, Stroudsburg, Reading, 
Allentown, Bethlehem, Easton, Honey Brook, Oxford, Collegeville, 
Pottstown, Chalfont, and Perkasie
258 PM EST Sat Feb 23 2019

...HIGH WIND WARNING IN EFFECT FROM 2 PM SUNDAY TO 6 PM EST
MONDAY...

The National Weather Service in Mount Holly has issued a High
Wind Warning, which is in effect from 2 PM Sunday to 6 PM EST
Monday. The High Wind Watch is no longer in effect. 

* WINDS...West 20 to 30 mph with 45 to 55 mph gusts.

* TIMING...A surge of winds late Sunday afternoon and early Sunday
  evening is expected to result in gusts up to 55 mph. Another
  round of strong winds will affect the area late Sunday night 
  through Monday. 

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

* ADDITIONAL DETAILS...The ground is quite saturated, and rainfall
  this weekend, generally ranging from 1/2 to 1 inch, will add to
  this. It will not take much wind to result in downed trees and 
  power lines. 

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.

&&

$$

DEZ001>004-MDZ008-012-015-019-020-NJZ012>027-PAZ070-071-102-104-
106-240400-
/O.EXT.KPHI.HW.A.0001.190224T1900Z-190225T2300Z/
New Castle-Kent-Inland Sussex-Delaware Beaches-Cecil-Kent MD-
Queen Annes-Talbot-Caroline-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-Delaware-Philadelphia-Eastern Chester-
Eastern Montgomery-Lower Bucks-
Including the cities of Wilmington, Dover, Georgetown, 
Rehoboth Beach, Elkton, Chestertown, Centreville, Easton, Denton,
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, Media, 
Philadelphia, West Chester, Kennett Square, Norristown, Lansdale,
Morrisville, and Doylestown
258 PM EST Sat Feb 23 2019

...HIGH WIND WATCH NOW IN EFFECT FROM SUNDAY AFTERNOON THROUGH
MONDAY AFTERNOON...

* WINDS...West 20 to 30 mph with 45 to 55 mph gusts.

* TIMING...A surge of winds late Sunday afternoon and early Sunday
  evening may result in gusts up to 55 mph. Another round of
  strong winds is expected to affect the area late Sunday night 
  through Monday. 

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

* ADDITIONAL DETAILS...The ground is quite saturated, and rainfall
  this weekend, generally ranging from 1 to 1 1/2 inches will add
  to this. It will not take much wind to result in downed trees 
  and power lines. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous
high wind event. Sustained winds of at least 40 mph, or gusts of
58 mph or stronger may occur. Continue to monitor the latest
forecasts.

&&

$$
641 
WWUS71 KPHI 240216
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
916 PM EST Sat Feb 23 2019

NJZ001-007>010-PAZ054-055-060>062-101-103-105-241200-
/O.CON.KPHI.HW.W.0001.190224T1900Z-190225T2300Z/
Sussex-Warren-Morris-Hunterdon-Somerset-Carbon-Monroe-Berks-
Lehigh-Northampton-Western Chester-Western Montgomery-Upper Bucks-
Including the cities of Newton, Washington, Morristown, 
Flemington, Somerville, Jim Thorpe, Stroudsburg, Reading, 
Allentown, Bethlehem, Easton, Honey Brook, Oxford, Collegeville, 
Pottstown, Chalfont, and Perkasie
916 PM EST Sat Feb 23 2019

...HIGH WIND WARNING REMAINS IN EFFECT FROM 2 PM SUNDAY TO 6 PM 
EST MONDAY...

* WINDS...West 20 to 30 mph with 45 to 55 mph gusts.

* TIMING...A surge of winds late Sunday afternoon and early 
  Sunday evening is expected to result in gusts up to 55 mph. 
  Another round of strong winds will affect the area late Sunday 
  night through Monday.

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

* ADDITIONAL DETAILS...The ground is quite saturated, and 
  rainfall this weekend, generally ranging from 1/2 to 1 inch, 
  will add to this. It will not take much wind to result in downed
  trees and power lines.

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.

&&

$$

DEZ001>004-MDZ008-012-015-019-020-NJZ012>027-PAZ070-071-102-104-
106-241200-
/O.CON.KPHI.HW.A.0001.190224T1900Z-190225T2300Z/
New Castle-Kent-Inland Sussex-Delaware Beaches-Cecil-Kent MD-
Queen Annes-Talbot-Caroline-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-Delaware-Philadelphia-Eastern Chester-
Eastern Montgomery-Lower Bucks-
Including the cities of Wilmington, Dover, Georgetown, 
Rehoboth Beach, Elkton, Chestertown, Centreville, Easton, Denton,
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, Media, 
Philadelphia, West Chester, Kennett Square, Norristown, Lansdale,
Morrisville, and Doylestown
916 PM EST Sat Feb 23 2019

...HIGH WIND WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON 
THROUGH MONDAY AFTERNOON...

* WINDS...West 20 to 30 mph with 45 to 55 mph gusts.

* TIMING...A surge of winds late Sunday afternoon and early 
  Sunday evening may result in gusts up to 55 mph. Another round 
  of strong winds is expected to affect the area late Sunday night
  through Monday.

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

* ADDITIONAL DETAILS...The ground is quite saturated, and 
  rainfall this weekend, generally ranging from 1 to 1 1/2 inches 
  will add to this. It will not take much wind to result in downed
  trees and power lines.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous 
high wind event. Sustained winds of at least 40 mph, or gusts of 
58 mph or stronger may occur. Continue to monitor the latest 
forecasts.

&&

$$
556 
WWUS71 KPHI 240824
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
324 AM EST Sun Feb 24 2019

DEZ001-MDZ008-NJZ012>027-PAZ070-071-102-104-106-242200-
/O.UPG.KPHI.HW.A.0001.190224T1900Z-190225T2300Z/
/O.EXB.KPHI.HW.W.0001.190224T2100Z-190225T2300Z/
New Castle-Cecil-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-Delaware-
Philadelphia-Eastern Chester-Eastern Montgomery-Lower Bucks-
Including the cities of Wilmington, Elkton, 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, Media, Philadelphia, 
West Chester, Kennett Square, Norristown, Lansdale, Morrisville, 
and Doylestown
324 AM EST Sun Feb 24 2019

...HIGH WIND WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO 6 PM
EST MONDAY...

The National Weather Service in Mount Holly has issued a High
Wind Warning, which is in effect from 4 PM this afternoon to 6 PM
EST Monday. The High Wind Watch is no longer in effect.

* WINDS...West 25 to 35 mph with 55 to 60 mph gusts.

* TIMING...A surge of winds just behind the passage of a strong
  cold front early this evening may result in 45 to 55 mph gusts.
  Otherwise, winds overnight will generally gust 35 to 45 mph.
  Starting Monday morning, strong winds gusting 55 to 60 mph will
  affect the area.

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

* ADDITIONAL DETAILS...The ground is quite saturated, and
  additional heavy rainfall this morning will add to this. It 
  will not take much wind to result in downed trees and power 
  lines.

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-PAZ054-055-060>062-101-103-105-242200-
/O.CON.KPHI.HW.W.0001.190224T1900Z-190225T2300Z/
Sussex-Warren-Morris-Hunterdon-Somerset-Carbon-Monroe-Berks-
Lehigh-Northampton-Western Chester-Western Montgomery-Upper Bucks-
Including the cities of Newton, Washington, Morristown, 
Flemington, Somerville, Jim Thorpe, Stroudsburg, Reading, 
Allentown, Bethlehem, Easton, Honey Brook, Oxford, Collegeville, 
Pottstown, Chalfont, and Perkasie
324 AM EST Sun Feb 24 2019

...HIGH WIND WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON
TO 6 PM EST MONDAY...

* WINDS...West 25 to 35 mph with 55 to 60 mph gusts.

* TIMING...A surge of winds just behind the passage of a strong
  cold front late this afternoon will result in 45 to 55 mph
  gusts. Otherwise, winds during the overnight will generally 
  gust 35 to 45 mph. Starting Monday morning, strong winds gusting
  55 to 60 mph will affect the area.

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

* ADDITIONAL DETAILS...The ground is quite saturated, and 
  additional heavy rainfall this morning will add to this. It will
  not take much wind to result in downed trees and power lines.

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.

&&

$$

DEZ002>004-MDZ012-015-019-020-242200-
/O.UPG.KPHI.HW.A.0001.190224T1900Z-190225T2300Z/
/O.NEW.KPHI.WI.Y.0005.190224T2100Z-190225T2300Z/
Kent-Inland Sussex-Delaware Beaches-Kent MD-Queen Annes-Talbot-
Caroline-
Including the cities of Dover, Georgetown, Rehoboth Beach, 
Chestertown, Centreville, Easton, and Denton
324 AM EST Sun Feb 24 2019

...WIND ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 6 PM EST
MONDAY...

The National Weather Service in Mount Holly has issued a Wind
Advisory, which is in effect from 4 PM this afternoon to 6 PM EST
Monday. The High Wind Watch is no longer in effect.

* WINDS...West 25 to 35 mph with 45 to 55 mph gusts.

* TIMING...A surge of winds just behind the passage of a strong 
  cold front early this evening may result in 45 to 55 mph gusts. 
  Otherwise, winds overnight will generally gust 35 to 45 mph. 
  Starting Monday morning, strong winds gusting 45 to 55 mph will 
  affect the area.

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

* ADDITIONAL DETAILS...The ground is quite saturated, and
  additional heavy rainfall this morning will add to this. It will
  not take much wind to result in downed trees and 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.

&&

$$

MPS

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 23, 2:58 PM ESTHigh Wind WarningPHICaroline, Cecil, Kent, Queen Anne's, Talbot48 hr
Feb 23, 4:03 AM ESTGale WatchPHI12 hr
Feb 23, 4:03 AM ESTStorm WatchPHI36 hr
Feb 23, 6:13 AM ESTSmall Craft AdvisoryPHI36 hr
Feb 23, 3:39 PM ESTGale WarningPHI36 hr
Feb 23, 6:02 PM ESTWinter Weather AdvisoryPHISussex10 hr

Nearby

High Wind Watches in New Jersey, 2019High Wind Watches in Pennsylvania, 2019High Wind Watches in Maryland, 2019Every high wind watch in 2019

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.