Alert archive / New Jersey / Coastal Flood Advisories in 2007

Coastal Flood Advisory 20, NWS Philadelphia/Mount Holly

August 10, 20076 counties in New Jersey

NWS Philadelphia/Mount Holly issued this coastal flood advisory at Aug 10, 2007, 3:30 AM EDT for 6 counties in New Jersey. It took effect at Aug 10, 2007, 4:00 PM EDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued: Aug 10, 2007, 3:30 AM EDT (07:30 UTC)
In effect from: Aug 10, 2007, 4:00 PM EDT
Expired: Aug 10, 2007, 9:00 PM EDT
In force: 5 hr
Issued by: NWS Philadelphia/Mount Holly

Counties Atlantic County, NJ, Burlington County, NJ, Cape May County, NJ, Middlesex County, NJ, Monmouth County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 14 km from the middle of the area, began a volume at 07:29 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 00:00Z, 7.5 hours before the alert went out and 179 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1068 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: -12 m²/s²
0-3 km storm-relative helicity: 9 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 Aug 9, 7:40 PM EDT, 7 hours 50 minutes earlier.

Area forecast discussion, Aug 9, 7:40 PM EDT, 7 hours 50 minutes before

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Hazardous weather outlook, Aug 9, 4:41 PM EDT, 10 hours 49 minutes before

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In the hours before

Special weather statement, Aug 9, 9:34 PM EDT, 5 hours 56 minutes before

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<body>
  <main class="wrap">
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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 10, 8:02 AM EDT	Flash Flood Warning	PHI	Morris, Somerset	3 hr
Aug 10, 2:05 PM EDT	Special Marine Warning	PHI		55 min
Aug 10, 3:07 PM EDT	Special Marine Warning	PHI		53 min
Aug 10, 5:48 PM EDT	Special Marine Warning	PHI		39 min

Nearby

Coastal Flood Advisories in New Jersey, 2007 Every coastal flood advisory in 2007

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.