Alert archive / New Jersey / Wind Advisories in 2025

Wind Advisory 6, NWS Philadelphia/Mount Holly

February 17, 20254 states

NWS Philadelphia/Mount Holly issued this wind advisory at Feb 17, 2025, 2:41 AM EST for 4 states. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Feb 17, 2025, 2:41 AM EST (07:41 UTC)
Expired
Feb 17, 2025, 3:10 PM EST
In force
12 hr
Issued by
NWS Philadelphia/Mount Holly
All 31 counties

Kent County, DE, New Castle County, DE, Sussex County, DE, Caroline 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, Chester County, PA, Delaware County, PA, Lehigh County, PA, Montgomery County, PA, Northampton County, PA, Philadelphia County, PA

The radar

The Philadelphia radar (KDIX), 65 km from the middle of the area, began a volume at 07:41 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, 7.7 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 2025-02-17Temperature 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 2025-02-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.1939587897117136156Sfc1 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
1534 m above ground
0-6 km bulk shear
102 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
-14 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

234 
WWUS71 KPHI 170741
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
241 AM EST Mon Feb 17 2025

DEZ001>004-MDZ012-015-019-020-NJZ001-007>010-012>027-PAZ060>062-070-
071-101>106-172045-
/O.CAN.KPHI.HW.W.0001.000000T0000Z-250217T2300Z/
/O.NEW.KPHI.WI.Y.0006.250217T0741Z-250217T2300Z/
New Castle-Kent-Inland Sussex-Delaware Beaches-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-Berks-Lehigh-Northampton-
Delaware-Philadelphia-Western Chester-Eastern Chester-Western
Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks-
Including the cities of Ocean City, Millville, Wharton State
Forest, Dover, Easton, Collegeville, Cherry Hill, Denton,
Freehold, Glassboro, Bethlehem, Norristown, Somerville,
Doylestown, Honey Brook, Pennsville, Chalfont, Chestertown, Cape
May Court House, Atlantic City, Morristown, West Chester,
Philadelphia, Long Beach Island, Lansdale, Newton, Sandy Hook,
Trenton, Perkasie, Morrisville, Camden, Hammonton, Wilmington,
Rehoboth Beach, New Brunswick, Mount Holly, Media, Centreville,
Flemington, Oxford, Kennett Square, Pottstown, Jackson,
Allentown, Reading, Washington, Moorestown, and Georgetown
241 AM EST Mon Feb 17 2025

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

* WHAT...West winds 20 to 30 mph with gusts up to 50 mph.

* WHERE...Delaware, northeast Maryland, northwest, central and 
  southern New Jersey, and southeast Pennsylvania.

* WHEN...Until 6 PM EST this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Winds this strong can make driving difficult, especially for high 
profile vehicles. Use extra caution.

&&

$$

PAZ054-055-172045-
/O.CON.KPHI.HW.W.0001.000000T0000Z-250217T2300Z/
Carbon-Monroe-
Including the cities of Stroudsburg and Jim Thorpe
241 AM EST Mon Feb 17 2025

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

* WHAT...West winds 25 to 30 mph with gusts up to 60 mph.

* WHERE...Carbon and Monroe Counties.

* WHEN...Until 6 PM EST this evening.

* 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...Wet soils as well as recent icing in the 
  higher elevations combined with the high winds could result in 
  extensive tree damage. The strong winds will usher in much colder 
  air, with temperatures in the 10s and 20s and wind chills in the 
  single digits. Potential for power outages combined with the cold 
  could exacerbate the impacts of this high wind event.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain in the lower levels of your home during the windstorm, and 
avoid windows. Watch for falling debris and tree limbs. Use caution 
if you must drive.

&&

$$

SFJ
1 follow-up statement
788 
WWUS71 KPHI 172010
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
310 PM EST Mon Feb 17 2025

PAZ054-055-181100-
/O.CAN.KPHI.HW.W.0001.000000T0000Z-250217T2300Z/
/O.NEW.KPHI.CW.Y.0003.250218T0300Z-250218T1500Z/
Carbon-Monroe-
Including the cities of Stroudsburg and Jim Thorpe
310 PM EST Mon Feb 17 2025

...COLD WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 10 AM 
EST TUESDAY...
...HIGH WIND WARNING IS CANCELLED...

* WHAT...Very cold wind chills as low as 15 below expected.

* WHERE...Carbon and Monroe Counties.

* WHEN...From 10 PM this evening to 10 AM EST Tuesday.

* IMPACTS...The cold wind chills as low as 15 below zero could 
  result in hypothermia if precautions are not taken.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a 
hat, and gloves.

Keep pets indoors as much as possible.

&&

$$

DEZ001>004-MDZ012-015-019-020-NJZ001-007>010-012>027-PAZ060>062-070-
071-101>106-172115-
/O.CAN.KPHI.WI.Y.0006.000000T0000Z-250217T2300Z/
New Castle-Kent-Inland Sussex-Delaware Beaches-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-Berks-Lehigh-Northampton-
Delaware-Philadelphia-Western Chester-Eastern Chester-Western
Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks-
Including the cities of Ocean City, Wharton State Forest,
Atlantic City, Norristown, Oxford, Pottstown, Bethlehem,
Millville, West Chester, Cape May Court House, Newton, Jackson,
Georgetown, Flemington, Washington, Allentown, Trenton, Lansdale,
Wilmington, Long Beach Island, Freehold, Mount Holly, Hammonton,
Glassboro, Perkasie, Sandy Hook, Dover, Easton, New Brunswick,
Chalfont, Somerville, Philadelphia, Morristown, Rehoboth Beach,
Collegeville, Cherry Hill, Camden, Centreville, Kennett Square,
Media, Reading, Doylestown, Denton, Honey Brook, Chestertown,
Moorestown, Pennsville, and Morrisville
310 PM EST Mon Feb 17 2025

...WIND ADVISORY IS CANCELLED...

While west-northwest winds will gust 30 to 40 mph at times into this 
evening, the strongest winds have ended and therefore this Wind 
Advisory has been cancelled.

$$

Gorse

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 17, 2:49 AM ESTGale WarningPHI27 hr
Feb 17, 3:13 PM ESTSmall Craft AdvisoryPHI33 hr
Feb 17, 5:37 PM ESTLow Water AdvisoryPHI3 hr
Feb 17, 3:10 PM ESTCold Weather AdvisoryPHICarbon, Monroe18 hr
Feb 17, 2:50 PM ESTWinter Storm WatchPHISussex33 hr

Nearby

Wind Advisories in New Jersey, 2025Wind Advisories in Pennsylvania, 2025Wind Advisories in Maryland, 2025Every wind advisory in 2025

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.