Alert archive / New Jersey / Coastal Flood Advisories in 2012

Coastal Flood Advisory 11, NWS Philadelphia/Mount Holly

June 5, 201210 counties in New Jersey; Delaware County, Philadelphia County, Pennsylvania; Kent County, New Castle County, Sussex County, Delaware

NWS Philadelphia/Mount Holly issued this coastal flood advisory at Jun 5, 2012, 3:44 AM EDT for 10 counties in New Jersey; Delaware County, Philadelphia County, Pennsylvania; Kent County, New Castle County, Sussex County, Delaware. It took effect at Jun 5, 2012, 8:00 PM EDT. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued: Jun 5, 2012, 3:44 AM EDT (07:44 UTC)
In effect from: Jun 5, 2012, 8:00 PM EDT
Expired: Jun 6, 2012, 10:51 AM EDT
In force: 15 hr
Issued by: NWS Philadelphia/Mount Holly

Counties Kent County, DE, New Castle County, DE, Sussex County, DE, Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Cape May County, NJ, Cumberland County, NJ, Gloucester County, NJ, Middlesex County, NJ, Monmouth County, NJ, Ocean County, NJ, Salem County, NJ, Delaware County, PA, Philadelphia County, PA

The radar

The Philadelphia radar (KDIX), 58 km from the middle of the area, began a volume at 07:50 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 00:00Z, 7.7 hours before the alert went out and 195 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: 38 J/kg
Mixed-layer CIN: -30 J/kg
Mixed-layer LCL: 1153 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 60 m²/s²
0-3 km storm-relative helicity: 122 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 Jun 5, 12:26 AM EDT, 3 hours 18 minutes earlier.

Area forecast discussion, Jun 5, 12:26 AM EDT, 3 hours 18 minutes before

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Hazardous weather outlook, Jun 4, 11:03 PM EDT, 4 hours 41 minutes before

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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
Jun 5, 3:44 AM EDT	Coastal Flood Statement	PHI	Atlantic, Burlington, Cape May, Middlesex, Monmouth, Ocean	7 hr
Jun 5, 12:33 PM EDT	Small Craft Advisory for Hazardous Seas	PHI		12 hr
Jun 5, 3:41 PM EDT	Coastal Flood Warning	PHI	Atlantic, Burlington, Cape May, Cumberland, Ocean	9 hr

Nearby

Coastal Flood Advisories in New Jersey, 2012 Coastal Flood Advisories in Delaware, 2012 Coastal Flood Advisories in Pennsylvania, 2012 Every coastal flood advisory in 2012

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.