Alert archive / New Jersey / Coastal Flood Statements in 2008

Coastal Flood Statement 11, NWS Philadelphia/Mount Holly

July 21, 20084 counties in New Jersey; Sussex County, Delaware

NWS Philadelphia/Mount Holly issued this coastal flood statement at Jul 21, 2008, 5:20 AM EDT for 4 counties in New Jersey; Sussex County, Delaware. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued: Jul 21, 2008, 5:20 AM EDT (09:20 UTC)
Expired: Jul 22, 2008, 5:00 AM EDT
In force: 24 hr
Issued by: NWS Philadelphia/Mount Holly

Counties Sussex County, DE, Atlantic County, NJ, Cape May County, NJ, Monmouth County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 56 km from the middle of the area, began a volume at 09:26 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, 9.3 hours before the alert went out and 184 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: 520 J/kg
Mixed-layer CIN: -40 J/kg
Mixed-layer LCL: 962 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 16 m²/s²
0-3 km storm-relative helicity: 72 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WHUS41 KPHI 210920
CFWPHI

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
520 AM EDT MON JUL 21 2008

DEZ004-NJZ014-024>026-212130-
/O.NEW.KPHI.CF.S.0011.080721T0920Z-080722T0900Z/
DELAWARE BEACHES-EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-
520 AM EDT MON JUL 21 2008

...A MODERATE RISK OF RIP CURRENTS CONTINUES TODAY AND TONIGHT...

INCREASING SWELLS ASSOCIATED WITH TROPICAL STORM CRISTOBAL WILL
ARRIVE OVER THE NEW JERSEY AND DELAWARE BEACHES TODAY. WAVES IN
THE SURF ZONES WILL BE 3 OR 4 FEET ALONG THE NEW JERSEY AND
DELAWARE SHORES TODAY. AS A RESULT, THERE IS A MODERATE RISK OF
RIP CURRENTS TODAY. RIP CURRENTS ARE USUALLY MORE NUMEROUS WHEN
THE TIDE IS GOING OUT. THIS WILL OCCUR APPROXIMATELY BETWEEN 10AM
AND 4 PM TODAY AND AGAIN TONIGHT BETWEEN 10 PM AND 4AM.

A MODERATE RISK OF RIP CURRENTS IMPLIES THAT INDIVIDUALS PLANNING
TO ENTER THE SURF SHOULD CHECK WITH LOCAL BEACH PATROLS FIRST. BE
SURE TO SWIM WITHIN SIGHT OF A LIFE GUARD, AND NEVER SWIM ALONE OR
AT NIGHT.


$$

1 follow-up statement

000 
WHUS41 KPHI 220909
CFWPHI

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
509 AM EDT TUE JUL 22 2008

DEZ004-NJZ014-024>026-222100-
/O.EXP.KPHI.CF.S.0011.000000T0000Z-080722T0900Z/
/O.NEW.KPHI.CF.S.0012.080722T0909Z-080723T0900Z/
DELAWARE BEACHES-EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-
509 AM EDT TUE JUL 22 2008

...A MODERATE RISK OF RIP CURRENTS CONTINUES TODAY AND TONIGHT...

LINGERING SWELLS ASSOCIATED WITH TROPICAL STORM CRISTOBAL WILL
CONTINUE OVER THE NEW JERSEY AND DELAWARE BEACHES TODAY. WAVES IN
THE SURF ZONES WILL BE 3 TO 4 FEET ALONG THE NEW JERSEY AND
DELAWARE SHORES TODAY. AS A RESULT... THERE IS A MODERATE RISK OF
RIP CURRENTS TODAY. RIP CURRENTS ARE USUALLY MORE NUMEROUS WHEN
THE TIDE IS GOING OUT. THIS WILL OCCUR APPROXIMATELY BETWEEN 11AM
AND 5 PM TODAY AND AGAIN TONIGHT BETWEEN 11 PM AND 5 AM.

A MODERATE RISK OF RIP CURRENTS IMPLIES THAT INDIVIDUALS PLANNING
TO ENTER THE SURF SHOULD CHECK WITH LOCAL BEACH PATROLS FIRST. BE
SURE TO SWIM WITHIN SIGHT OF A LIFE GUARD... AND NEVER SWIM ALONE
OR AT NIGHT.

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 20, 8:48 PM EDT	Severe Thunderstorm Warning	PHI	Warren	42 min
Jul 20, 10:13 PM EDT	Severe Thunderstorm Warning	PHI	New Castle	62 min

Nearby

Coastal Flood Statements in New Jersey, 2008 Coastal Flood Statements in Delaware, 2008 Every coastal flood statement in 2008

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.