Alert archive / New Jersey / Wind Advisories in 2023

Wind Advisory 8, NWS Philadelphia/Mount Holly

November 21, 20234 counties in New Jersey; Sussex County, Delaware

NWS Philadelphia/Mount Holly issued this wind advisory at Nov 21, 2023, 6:54 PM EST for 4 counties in New Jersey; Sussex County, Delaware. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Nov 21, 2023, 6:54 PM EST (23:54 UTC)
Expired
Nov 22, 2023, 4:58 AM EST
In force
10 hr
Issued by
NWS Philadelphia/Mount Holly

Counties Sussex County, DE, Atlantic County, NJ, Cape May County, NJ, Monmouth County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 56 km from the middle of the area, began a volume at 23:57 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 12:00Z, 11.9 hours before the alert went out and 184 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 12:00Z on 2023-11-21Temperature 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 12:00Z on 2023-11-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 304 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
863 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
304 m²/s²
0-3 km storm-relative helicity
401 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

571 
WWUS71 KPHI 212354
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
654 PM EST Tue Nov 21 2023

DEZ004-NJZ014-024>026-221100-
/O.NEW.KPHI.WI.Y.0008.231121T2354Z-231122T1100Z/
Delaware Beaches-Eastern Monmouth-Atlantic Coastal Cape May-
Coastal Atlantic-Coastal Ocean-
Including the cities of Rehoboth Beach, Sandy Hook, Ocean City, 
Atlantic City, and Long Beach Island
654 PM EST Tue Nov 21 2023

...WIND ADVISORY IN EFFECT UNTIL 6 AM EST WEDNESDAY...

* WHAT...Southeast winds 20 to 30 mph with gusts of 40 to 50 mph.

* WHERE...In Delaware, Delaware Beaches. In New Jersey, Eastern 
  Monmouth, Atlantic Coastal Cape May, Coastal Atlantic and 
  Coastal Ocean.

* WHEN...Until 6 AM EST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

DeSilva
2 follow-up statements
154 
WWUS71 KPHI 220903
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
403 AM EST Wed Nov 22 2023

DEZ004-NJZ014-024>026-221100-
/O.CON.KPHI.WI.Y.0008.000000T0000Z-231122T1100Z/
Delaware Beaches-Eastern Monmouth-Atlantic Coastal Cape May-
Coastal Atlantic-Coastal Ocean-
Including the cities of Rehoboth Beach, Sandy Hook, Ocean City, 
Atlantic City, and Long Beach Island
403 AM EST Wed Nov 22 2023

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST EARLY THIS
MORNING...

* WHAT...South winds 15 to 25 mph with gusts up to 40 to 50 mph.

* WHERE...In Delaware, Delaware Beaches. In New Jersey, Eastern 
  Monmouth, Atlantic Coastal Cape May, Coastal Atlantic and 
  Coastal Ocean.

* WHEN...Until 6 AM EST early this morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

CW
506 
WWUS71 KPHI 220958
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
458 AM EST Wed Nov 22 2023

DEZ004-NJZ014-024>026-221100-
/O.CAN.KPHI.WI.Y.0008.000000T0000Z-231122T1100Z/
Delaware Beaches-Eastern Monmouth-Atlantic Coastal Cape May-
Coastal Atlantic-Coastal Ocean-
Including the cities of Rehoboth Beach, Sandy Hook, Ocean City, 
Atlantic City, and Long Beach Island
458 AM EST Wed Nov 22 2023

...WIND ADVISORY IS CANCELLED...

Conditions have diminished below wind advisory criteria.

$$

Wunderlin

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 21, 3:23 AM ESTGale WarningPHI27 hr
Nov 21, 4:50 AM ESTCoastal Flood AdvisoryPHIMiddlesex, Monmouth, Ocean44 hr

Nearby

Wind Advisories in New Jersey, 2023Wind Advisories in Delaware, 2023Every wind advisory in 2023

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.