Alert archive / New Jersey / Coastal Flood Advisories in 2011

Coastal Flood Advisory 24, NWS Philadelphia/Mount Holly

June 15, 20116 counties in New Jersey

NWS Philadelphia/Mount Holly issued this coastal flood advisory at Jun 15, 2011, 3:57 AM EDT for 6 counties in New Jersey. It took effect at Jun 15, 2011, 6:00 PM EDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued: Jun 15, 2011, 3:57 AM EDT (07:57 UTC)
In effect from: Jun 15, 2011, 6:00 PM EDT
Expired: Jun 16, 2011, 12:00 AM EDT
In force: 6 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 07:59 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, 8.0 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: 14 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 683 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 89 m²/s²
0-3 km storm-relative helicity: 107 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

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 15, 3:47 AM EDT, 10 minutes earlier.

Area forecast discussion, Jun 15, 3:47 AM EDT, 10 minutes before

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Hazardous weather outlook, Jun 15, 12:07 AM EDT, 3 hours 50 minutes before

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In the hours before

Special weather statement, Jun 14, 9:57 PM EDT, 6 hours before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
957 PM EDT TUE JUN 14 2011

NJZ020-026-150330-
COASTAL OCEAN NJ-OCEAN NJ-
957 PM EDT TUE JUN 14 2011

...AN AREA OF SHOWERS PRODUCING HEAVY RAINFALL WILL AFFECT OCEAN
COUNTY...

AT 954 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
AREA OF SHOWERS, POSSIBLY AN ISOLATED THUNDERSTORM, PRODUCING HEAVY
RAINFALL 10 MILES NORTHWEST OF TOMS RIVER...MOVING SOUTH AT 20 MPH.
THE SHOWER WILL BE NEAR LEISURE KNOLL...LAKEHURST...LEISURE
VILLAGE...LEISURE VILLAGE EAST AROUND 1005 PM...LEISURE VILLAGE
WEST-PINE LAKE PARK...PLEASANT PLAINS...HOLIDAY
CITY-DOVER...MANTOLOKING AROUND 1010 PM...CRESTWOOD VILLAGE AND
WHITING AROUND 1015 PM.

VERY HEAVY RAIN WILL FALL FROM THE SHOWERS AND COULD DROP AROUND A
QUARTER TO HALF AN INCH WITHIN AN HOUR...AND WILL CAUSE WATER TO
POND ON ROADS AND LOW LYING AREAS. PLEASE TAKE ROADWAYS THAT ARE
NOT PRONE TO POOR DRAINAGE FLOODING.

LAT...LON 4003 7404 3996 7404 3974 7409 3966 7414
      3966 7417 3970 7416 3966 7420 3965 7436
      4014 7443 4015 7426 4010 7424 4010 7417
      4013 7411 4009 7407 4010 7402 4007 7401

TFG

Special weather statement, Jun 14, 10:19 PM EDT, 5 hours 38 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1019 PM EDT TUE JUN 14 2011

DEZ003-004-150315-
DELAWARE BEACHES DE-INLAND SUSSEX DE-
1019 PM EDT TUE JUN 14 2011

...STRONG THUNDERSTORMS WILL AFFECT SUSSEX COUNTY...

AT 1017 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 7 MILES SOUTHWEST OF
CAPE MAY TO 8 MILES NORTHEAST OF GEORGETOWN...MOVING SOUTHEAST AT 20
MPH. THE THUNDERSTORMS WILL BE NEAR LEWES AROUND 1030 PM...REHOBOTH
BEACH...HENLOPEN ACRES AROUND 1045 PM...LONG NECK AND DEWEY BEACH
AROUND 1100 PM.

VERY HEAVY RAIN WILL FALL FROM THESE STORMS...AND WILL CAUSE WATER TO
POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THESE STORMS.

LAT...LON 3860 7510 3860 7508 3862 7509 3861 7514
      3880 7551 3889 7526 3883 7521 3880 7516
      3879 7511 3881 7508 3867 7505 3857 7505

HAYES

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 14, 9:48 PM EDT	Special Marine Warning	PHI		27 min
Jun 14, 9:57 PM EDT	Special Weather Statement	PHI	Ocean	93 min
Jun 14, 11:11 PM EDT	Special Marine Warning	PHI		64 min
Jun 15, 12:58 AM EDT	Coastal Flood Statement	PHI	Burlington, Camden, Gloucester	2 hr
Jun 15, 3:57 AM EDT	Coastal Flood Statement	PHI	Burlington, Camden, Cumberland, Gloucester, Salem	11 hr
Jun 15, 3:34 PM EDT	Special Weather Statement	PHI	Warren	56 min
Jun 15, 4:08 PM EDT	Special Weather Statement	PHI	Warren	52 min
Jun 15, 6:00 PM EDT	Special Weather Statement	PHI	Warren	60 min

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.