Alert archive / New Jersey / Wind Advisories in 2018

Wind Advisory 7, NWS Philadelphia/Mount Holly

July 21, 2018Middlesex County, Monmouth County, Ocean County, New Jersey

NWS Philadelphia/Mount Holly issued this wind advisory at Jul 21, 2018, 3:41 PM EDT for Middlesex County, Monmouth County, Ocean County, New Jersey. It took effect at Jul 21, 2018, 10:00 PM EDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Jul 21, 2018, 3:41 PM EDT (19:41 UTC)
In effect from
Jul 21, 2018, 10:00 PM EDT
Expired
Jul 22, 2018, 3:12 AM EDT
In force
5 hr
Issued by
NWS Philadelphia/Mount Holly

Counties Middlesex County, NJ, Monmouth County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 30 km from the middle of the area, began a volume at 19:45 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

Brookhaven, NY (KOKX), launched 12:00Z, 7.7 hours before the alert went out and 140 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, Brookhaven, NY at 12:00Z on 2018-07-21Temperature 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, Brookhaven, NY at 12:00Z on 2018-07-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 square meters per square second.1939Sfc1 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
1266 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

657 
WWUS71 KPHI 211941
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
341 PM EDT Sat Jul 21 2018

NJZ012>014-020-026-220745-
/O.NEW.KPHI.WI.Y.0007.180722T0200Z-180722T0800Z/
Middlesex-Western Monmouth-Eastern Monmouth-Ocean-Coastal Ocean-
Including the cities of New Brunswick, Freehold, Sandy Hook, 
Jackson, and Long Beach Island
341 PM EDT Sat Jul 21 2018

...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 4 AM EDT
SUNDAY...

The National Weather Service in Mount Holly has issued a Wind
Advisory, which is in effect from 10 PM this evening to 4 AM EDT
Sunday.

* LOCATIONS...East-central New Jersey. The highest winds will
  occur right along the coast.

* WINDS...East 20 to 30 mph with gusts up to 50 mph, becoming
  southeast overnight.

* TIMING...Late this evening into the overnight.

* IMPACTS...Strong winds may blow down limbs, trees, and power
  lines. Isolated to perhaps scattered power outages can be 
  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.

&&

$$
1 follow-up statement
096 
WWUS71 KPHI 220712
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
312 AM EDT Sun Jul 22 2018


NJZ012>014-020-026-220815-
/O.CAN.KPHI.WI.Y.0007.000000T0000Z-180722T0800Z/
Middlesex-Western Monmouth-Eastern Monmouth-Ocean-Coastal Ocean-
Including the cities of New Brunswick, Freehold, Sandy Hook, 
Jackson, and Long Beach Island
312 AM EDT Sun Jul 22 2018

...WIND ADVISORY IS CANCELLED...

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

$$

Iovino

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 20, 8:52 PM EDTRip Current StatementPHIAtlantic, Cape May, Monmouth, Ocean48 hr
Jul 21, 5:25 AM EDTCoastal Flood AdvisoryPHICumberland, Salem15 hr

Nearby

Wind Advisories in New Jersey, 2018Every wind advisory in 2018

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.