Alert archive / New Jersey / Rip Current Statements in 2017

Rip Current Statement 4, NWS Philadelphia/Mount Holly

August 15, 20174 counties in New Jersey; Sussex County, Delaware

NWS Philadelphia/Mount Holly issued this rip current statement at Aug 15, 2017, 6:54 PM EDT for 4 counties in New Jersey; Sussex County, Delaware. It was in force for 26 hr.

The area

The counties it named.

The facts

Issued
Aug 15, 2017, 6:54 PM EDT (22:54 UTC)
Expired
Aug 16, 2017, 9:00 PM EDT
In force
26 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 22:53 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 12:00Z, 10.9 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-pSkew-T log-p diagram, Wallops Is Stn, VA at 12:00Z on 2017-08-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 499 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Wallops Is Stn, VA at 12:00Z on 2017-08-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
499 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
656 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
44 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.6

Open this sounding in Storm Lab

The text

As transmitted.

241 
WHUS41 KPHI 152254
CFWPHI

COASTAL HAZARD MESSAGE FOR PA...NJ...DE...AND MD
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
654 PM EDT TUE AUG 15 2017

DEZ004-NJZ014-024>026-161200-
/O.NEW.KPHI.RP.S.0004.170815T2254Z-170817T0100Z/
DELAWARE BEACHES-EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-
654 PM EDT TUE AUG 15 2017

...HIGH RIP CURRENT RISK IN EFFECT THROUGH WEDNESDAY EVENING...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A HIGH RIP
CURRENT RISK...WHICH IS IN EFFECT THROUGH WEDNESDAY EVENING.

* LOCATION...THE NEW JERSEY SHORE AND THE DELAWARE BEACHES. 

* RISK OF RIP CURRENTS...HIGH.

* SURF HEIGHT...4 TO 6 FEET.

* TIMING AND TIDES...LOW TIDE OCCURS THIS EVENING...HIGH TIDE
  OCCURS OVERNIGHT...LOW TIDE OCCURS ON WEDNESDAY MORNING AND 
  HIGH TIDE OCCURS ON WEDNESDAY AFTERNOON. 

* OTHER HAZARDS...MINOR BEACH EROSION IS POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SWIM NEAR A LIFEGUARD. IF CAUGHT IN A RIP CURRENT, RELAX AND 
FLOAT. DON'T SWIM AGAINST THE CURRENT. IF ABLE, SWIM IN A 
DIRECTION FOLLOWING THE SHORELINE. IF UNABLE TO ESCAPE, FACE THE 
SHORE AND CALL OR WAVE FOR HELP.

&&

$$
3 follow-up statements
225 
WHUS41 KPHI 160715
CFWPHI

COASTAL HAZARD MESSAGE FOR PA...NJ...DE...AND MD
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
315 AM EDT WED AUG 16 2017

DEZ004-NJZ014-024>026-162130-
/O.CON.KPHI.RP.S.0004.000000T0000Z-170817T0100Z/
DELAWARE BEACHES-EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-
315 AM EDT WED AUG 16 2017

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THIS EVENING...

* LOCATION...THE NEW JERSEY SHORE AND THE DELAWARE BEACHES.

* RISK OF RIP CURRENTS...HIGH.

* SURF HEIGHT...4 TO 6 FEET.

* TIMING AND TIDES...LOW TIDE OCCURS THIS MORNING AND HIGH TIDE
  OCCURS MID AFTERNOON.

* OTHER HAZARDS...MINOR BEACH EROSION IS POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SWIM NEAR A LIFEGUARD. IF CAUGHT IN A RIP CURRENT, RELAX AND
FLOAT. DON'T SWIM AGAINST THE CURRENT. IF ABLE, SWIM IN A
DIRECTION FOLLOWING THE SHORELINE. IF UNABLE TO ESCAPE, FACE THE
SHORE AND CALL OR WAVE FOR HELP.

&&

$$

DRAG
289 
WHUS41 KPHI 161911
CFWPHI

COASTAL HAZARD MESSAGE FOR PA...NJ...DE...AND MD
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
311 PM EDT WED AUG 16 2017

DEZ004-NJZ014-024>026-170100-
/O.CON.KPHI.RP.S.0004.000000T0000Z-170817T0100Z/
DELAWARE BEACHES-EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-
311 PM EDT WED AUG 16 2017

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 9 PM EDT THIS
EVENING...

* LOCATION...THE NEW JERSEY SHORE AND THE DELAWARE BEACHES.

* RISK OF RIP CURRENTS...HIGH.

* SURF HEIGHT...3 TO 4 FEET.

* TIMING AND TIDES...HIGH TIDE OCCURS BETWEEN NOW AND 5 PM, AND 
  NEXT LOW TIDE WILL BE AFTER 9 PM.

* OTHER HAZARDS...MINOR BEACH EROSION IS POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SWIM NEAR A LIFEGUARD. IF CAUGHT IN A RIP CURRENT, RELAX AND
FLOAT. DON'T SWIM AGAINST THE CURRENT. IF ABLE, SWIM IN A
DIRECTION FOLLOWING THE SHORELINE. IF UNABLE TO ESCAPE, FACE THE
SHORE AND CALL OR WAVE FOR HELP.

&&

$$

MPS
732 
WHUS41 KPHI 170053
CFWPHI

COASTAL HAZARD MESSAGE FOR PA...NJ...DE...AND MD
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
853 PM EDT WED AUG 16 2017

DEZ004-NJZ014-024>026-170200-
/O.EXP.KPHI.RP.S.0004.000000T0000Z-170817T0100Z/
DELAWARE BEACHES-EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-
853 PM EDT WED AUG 16 2017

...HIGH RIP CURRENT RISK WILL EXPIRE AT 9 PM EDT THIS EVENING...

THE LONGER-PERIOD SWELLS THAT OCCURRED FOR MUCH OF THE PAST 24
HOURS ARE BEGINNING TO DIMINISH, AND SEAS HAVE LOWERED THIS
EVENING. AS A RESULT, THE RIP CURRENT RISK HAS BEEN DOWNGRADED TO 
THE MODERATE CATEGORY TONIGHT AND TOMORROW.

DESPITE THE DIMINISHING RISK OF DANGEROUS RIP CURRENTS, BEACH-
GOERS SHOULD REMAIN VIGILANT. SWIM ONLY IN THE PRESENCE OF 
LIFEGUARDS, AND IF BEACHES ARE CLOSED...RESPECT THE DECISIONS OF 
THE LOCAL OFFICIALS.

$$

CMS

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 14, 9:44 PM EDTSmall Craft Advisory for Hazardous SeasPHI41 hr
Aug 15, 6:06 PM EDTAreal Flood AdvisoryPHICumberland4 hr
Aug 15, 1:06 PM EDTAreal Flood AdvisoryPHINew Castle4 hr
Aug 15, 3:21 PM EDTAreal Flood AdvisoryPHIKent4 hr
Aug 15, 3:25 PM EDTSpecial Weather StatementPHISussex50 min

Nearby

Rip Current Statements in New Jersey, 2017Rip Current Statements in Delaware, 2017Every rip current statement in 2017

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.