Alert archive / Maryland / Wind Advisories in 2019

Wind Advisory 5, NWS Philadelphia/Mount Holly

February 24, 2019Kent County, Sussex County, Delaware; 4 counties in Maryland

NWS Philadelphia/Mount Holly issued this wind advisory at Feb 24, 2019, 3:24 AM EST for Kent County, Sussex County, Delaware; 4 counties in Maryland. It took effect at Feb 24, 2019, 4:00 PM EST. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Feb 24, 2019, 3:24 AM EST (08:24 UTC)
In effect from
Feb 24, 2019, 4:00 PM EST
Expired
Feb 25, 2019, 3:20 AM EST
In force
11 hr
Issued by
NWS Philadelphia/Mount Holly

Counties Kent County, DE, Sussex County, DE, Caroline County, MD, Kent County, MD, Queen Anne's County, MD, Talbot County, MD

The radar

The Dover AFB radar (KDOX), 37 km from the middle of the area, began a volume at 08:27 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

Wallops Is Stn, VA (KWAL), launched 00:00Z, 8.4 hours before the alert went out and 119 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, Wallops Is Stn, VA at 00:00Z on 2019-02-24Temperature 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, Wallops Is Stn, VA at 00:00Z on 2019-02-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 477 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
443 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
477 m²/s²
0-3 km storm-relative helicity
871 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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
3 follow-up statements
745 
WWUS71 KPHI 242040
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
340 PM EST Sun Feb 24 2019

NJZ001-007>010-PAZ054-055-060>062-101-103-105-251100-
/O.CON.KPHI.HW.W.0001.000000T0000Z-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
340 PM EST Sun Feb 24 2019

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 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...With the ground saturated from previous
  rain and snowmelt, trees and power lines will be more
  susceptible to the adverse effects of strong winds. 

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-MDZ008-NJZ012>027-PAZ070-071-102-104-106-251100-
/O.CON.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
340 PM EST Sun Feb 24 2019

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 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 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...With the ground saturated from previous
  rain and snowmelt, trees and power lines will be more
  susceptible to the adverse effects of strong winds. 

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-MDZ012-015-019-020-251100-
/O.CON.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
340 PM EST Sun Feb 24 2019

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST MONDAY...

* 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...With the ground saturated from previous
  rain and snowmelt, trees and power lines will be more
  susceptible to the adverse effects of strong winds. 

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.

&&

$$
148 
WWUS71 KPHI 250250
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
950 PM EST Sun Feb 24 2019

NJZ001-007>010-PAZ054-055-060>062-101-103-105-251500-
/O.CON.KPHI.HW.W.0001.000000T0000Z-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
950 PM EST Sun Feb 24 2019

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM EST MONDAY...

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

* TIMING...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...With the ground saturated from previous 
  rain and snowmelt, trees and power lines will be more 
  susceptible to the adverse effects of strong winds.

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-MDZ008-NJZ012>027-PAZ070-071-102-104-106-251500-
/O.CON.KPHI.HW.W.0001.000000T0000Z-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
950 PM EST Sun Feb 24 2019

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM EST MONDAY...

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

* TIMING...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...With the ground saturated from previous 
  rain and snowmelt, trees and power lines will be more 
  susceptible to the adverse effects of strong winds.

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-MDZ012-015-019-020-251500-
/O.CON.KPHI.WI.Y.0005.000000T0000Z-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
950 PM EST Sun Feb 24 2019

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST MONDAY...

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

* TIMING...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...With the ground saturated from previous 
  rain and snowmelt, trees and power lines will be more 
  susceptible to the adverse effects of strong winds.

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.

&&

$$
561 
WWUS71 KPHI 250820
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
320 AM EST Mon Feb 25 2019

DEZ002>004-MDZ012-015-019-020-252300-
/O.UPG.KPHI.WI.Y.0005.000000T0000Z-190225T2300Z/
/O.EXA.KPHI.HW.W.0001.000000T0000Z-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
320 AM EST Mon Feb 25 2019

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

The National Weather Service in Mount Holly has issued a High
Wind Warning, which is in effect until 6 PM EST this evening. The
Wind Advisory is no longer in effect.

* WINDS...West 20 to 30 mph with gusts up to 60 mph.

* TIMING...Winds into daybreak will generally gust 35 to 45 mph, 
  and then shortly after sunrise, strong winds gusting 55 to 60 
  mph will affect the area.

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

* ADDITIONAL DETAILS...With the ground saturated from previous 
  rain and snowmelt, trees and power lines will be more 
  susceptible to the adverse effects of strong winds.

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>062-101-103-105-252300-
/O.CON.KPHI.HW.W.0001.000000T0000Z-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
320 AM EST Mon Feb 25 2019

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

* WINDS...West 20 to 30 mph with gusts up to 60 mph.

* TIMING...Winds into daybreak will generally gust 35 to 45 mph, 
  and then shortly after sunrise, strong winds gusting 55 to 60 
  mph will affect the area.

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

* ADDITIONAL DETAILS...With the ground saturated from previous 
  rain and snowmelt, trees and power lines will be more 
  susceptible to the adverse effects of strong winds.

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-MDZ008-NJZ012>027-PAZ070-071-102-104-106-252300-
/O.CON.KPHI.HW.W.0001.000000T0000Z-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
320 AM EST Mon Feb 25 2019

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

* WINDS...West 20 to 30 mph with gusts up to 60 mph.

* TIMING...Winds into daybreak will generally gust 35 to 45 mph, 
  and then shortly after sunrise, strong winds gusting 55 to 60 
  mph will affect the area.

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

* ADDITIONAL DETAILS...With the ground saturated from previous 
  rain and snowmelt, trees and power lines will be more 
  susceptible to the adverse effects of strong winds.

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.

&&

$$

MPS

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 24, 7:08 AM ESTAreal Flood AdvisoryPHISussex4 hr
Feb 24, 7:51 AM ESTAreal Flood AdvisoryPHICaroline, Talbot3 hr

Nearby

Wind Advisories in Maryland, 2019Wind Advisories in Delaware, 2019Every wind advisory 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.