Alert archive / New Jersey / Coastal Flood Advisories in 2011

Coastal Flood Advisory 68, NWS Philadelphia/Mount Holly

October 30, 20116 counties in New Jersey

NWS Philadelphia/Mount Holly issued this coastal flood advisory at Oct 30, 2011, 3:41 AM EDT for 6 counties in New Jersey. It took effect at Oct 30, 2011, 10:00 AM EDT. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued: Oct 30, 2011, 3:41 AM EDT (07:41 UTC)
In effect from: Oct 30, 2011, 10:00 AM EDT
Expired: Oct 30, 2011, 2:00 PM EDT
In force: 4 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 07:45 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

Wallops Is Stn, VA (KWAL), launched 00:00Z, 7.7 hours before the alert went out and 226 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: 714 m above ground
0-6 km bulk shear: 106 kt
0-1 km storm-relative helicity: -55 m²/s²
0-3 km storm-relative helicity: 108 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 Oct 30, 3:36 AM EDT, 5 minutes earlier.

Area forecast discussion, Oct 30, 3:36 AM EDT, 5 minutes before

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Hazardous weather outlook, Oct 29, 11:28 PM EDT, 4 hours 13 minutes before

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In the hours before

Special weather statement, Oct 29, 10:54 PM EDT, 4 hours 47 minutes before

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Special weather statement, Oct 29, 11:37 PM EDT, 4 hours 4 minutes before

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Special weather statement, Oct 30, 2:01 AM EDT, 1 hour 40 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
Oct 29, 10:43 PM EDT	Coastal Flood Statement	PHI	Atlantic, Burlington, Cape May, Ocean	3 hr
Oct 30, 3:55 AM EDT	Freeze Warning	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 3 more	29 hr
Oct 30, 3:55 AM EDT	Gale Warning	PHI		3 hr
Oct 30, 3:55 AM EDT	Small Craft Advisory	PHI		16 hr

Nearby

Coastal Flood Advisories in New Jersey, 2011 Every coastal flood advisory in 2011

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.