Alert archive / New Jersey / Coastal Flood Advisories in 2014

Coastal Flood Advisory 5, NWS Philadelphia/Mount Holly

May 1, 2014Burlington County, Camden County, Gloucester County, New Jersey; Delaware County, Philadelphia County, Pennsylvania

NWS Philadelphia/Mount Holly issued this coastal flood advisory at May 1, 2014, 2:58 PM EDT for Burlington County, Camden County, Gloucester County, New Jersey; Delaware County, Philadelphia County, Pennsylvania. It was in force for 110 min.

The area

The counties it named.

The facts

Issued
May 1, 2014, 2:58 PM EDT (18:58 UTC)
Expired
May 1, 2014, 4:48 PM EDT
In force
110 min
Issued by
NWS Philadelphia/Mount Holly

Counties Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Delaware County, PA, Philadelphia County, PA

The radar

The Philadelphia radar (KDIX), 56 km from the middle of the area, began a volume at 18:58 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, 7.0 hours before the alert went out and 217 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 2014-05-01Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 2014-05-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 225 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
424 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
225 m²/s²
0-3 km storm-relative helicity
221 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this coastal flood advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Philadelphia/Mount Holly wrote its last area forecast discussion before this coastal flood advisory went out at May 1, 12:23 PM EDT, 2 hours 35 minutes earlier.

Area forecast discussion, May 1, 12:23 PM EDT, 2 hours 35 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Hazardous weather outlook, May 1, 11:55 AM EDT, 3 hours 3 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

In the hours before

Special weather statement, May 1, 9:38 AM EDT, 5 hours 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
938 AM EDT THU MAY 1 2014

NJZ013-014-020-022>027-011615-
WESTERN MONMOUTH-EASTERN MONMOUTH-OCEAN-ATLANTIC-CAPE MAY-
ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-
INCLUDING THE CITIES OF...FREEHOLD...SANDY HOOK...JACKSON...
HAMMONTON...CAPE MAY COURT HOUSE...OCEAN CITY...ATLANTIC CITY...
LONG BEACH ISLAND...WHARTON STATE FOREST
938 AM EDT THU MAY 1 2014

...PATCHY FOG ACROSS THROUGH THE MORNING HOURS...

PATCHY FOG WILL PERSIST ACROSS COASTAL AREAS OF NEW JERSEY THIS
MORNING WITH VISIBILITIES LOWERING BELOW ONE MILE AT TIMES. A COLD
FRONT IS EXPECTED TO CROSS THE AREA THIS AFTERNOON WHICH SHOULD
HELP MIX OUT THE FOG OR PUSH IT OFFSHORE AS WINDS TURN MORE SOUTHWEST
TO WEST.

ROBERTSON

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 30, 8:16 PM EDTAreal Flood WarningPHIBurlington, Monmouth, Ocean26 hr
Apr 30, 9:17 PM EDTRiver Flood WarningPHIMorris, Somerset56 hr
Apr 30, 9:17 PM EDTRiver Flood WarningPHIEssex, Morris, Passaic6 days
Apr 30, 9:17 PM EDTRiver Flood WarningPHIEssex, Passaic5 days
Apr 30, 9:25 PM EDTRiver Flood WarningPHIMorris, Passaic40 hr
Apr 30, 11:44 PM EDTRiver Flood WarningPHIMorris53 hr
Apr 30, 11:50 PM EDTRiver Flood WarningPHIMorris, Passaic35 hr
Apr 30, 11:50 PM EDTRiver Flood WarningPHIBergen, Morris, Passaic9 hr
May 1, 1:52 AM EDTCoastal Flood WarningPHIBurlington, Camden, Gloucester, Mercer4 hr
May 1, 9:30 AM EDTMarine Dense Fog AdvisoryPHI6 hr
May 1, 10:05 AM EDTAreal Flood WarningPHICumberland, Salem3 days
May 1, 11:50 AM EDTAreal Flood WarningPHIHunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more6 hr
May 1, 1:56 PM EDTRiver Flood WarningPHIPassaic26 hr
May 1, 5:47 PM EDTAreal Flood WarningPHIHunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more20 hr
May 1, 5:31 AM EDTAreal Flood AdvisoryPHIBucks, Carbon, Lehigh, Monroe, Northampton4 hr

Nearby

Coastal Flood Advisories in New Jersey, 2014Coastal Flood Advisories in Pennsylvania, 2014Every coastal flood advisory in 2014

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.