Alert archive / New York / Coastal Flood Statements in 2017

Coastal Flood Statement 21, NWS New York, NY

July 24, 20175 counties in New York; Greater Bridgeport Planning Region, Connecticut

NWS New York, NY issued this coastal flood statement at Jul 24, 2017, 3:32 AM EDT for 5 counties in New York; Greater Bridgeport Planning Region, Connecticut. It took effect at Jul 24, 2017, 8:00 AM EDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Jul 24, 2017, 3:32 AM EDT (07:32 UTC)
In effect from
Jul 24, 2017, 8:00 AM EDT
Expired
Jul 24, 2017, 2:00 PM EDT
In force
6 hr
Issued by
NWS New York, NY

Counties Greater Bridgeport Planning Region, CT, Bronx County, NY, Kings County, NY, Nassau County, NY, Queens County, NY, Westchester County, NY

The radar

The Brookhaven radar (KOKX), 71 km from the middle of the area, began a volume at 07:36 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, 7.5 hours before the alert went out and 71 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, Brookhaven, NY at 00:00Z on 2017-07-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Brookhaven, NY at 00:00Z on 2017-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
725 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
58 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

957 
WHUS41 KOKX 240732
CFWOKX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE NEW YORK NY
332 AM EDT MON JUL 24 2017

...LOCALIZED MINOR COASTAL FLOODING TODAY...
...HIGH RIP CURRENT RISK AT THE ATLANTIC BEACHES...

NYZ075-178-179-241615-
/O.NEW.KOKX.CF.S.0021.170724T1200Z-170724T1500Z/
/O.CON.KOKX.RP.S.0010.170724T1000Z-170725T0100Z/
KINGS (BROOKLYN)-SOUTHERN QUEENS-SOUTHERN NASSAU-
332 AM EDT MON JUL 24 2017

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

* RIP CURRENT RISK...HIGH.

* SURF HEIGHT...AROUND 5 FEET.

* TIMING...TODAY

* LIGHTNING RISK...MODERATE.

* COASTAL FLOOD IMPACTS...LOCALIZED MINOR COASTAL FLOODING
  IS POSSIBLE AROUND THE MORNING HIGH TIDE CYCLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE...WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN
SANDBARS AND NEAR STRUCTURES SUCH AS GROINS...JETTIES...AND
PIERS. TALK TO LIFEGUARDS AND BEACH OFFICIALS TO LEARN ABOUT ANY
SURF HAZARDS AND HEED THEIR ADVICE. PAY ATTENTION TO FLAGS AND
POSTED SIGNS AND SWIM IN LIFE GUARDED AREAS.

SWIM NEAR A LIFEGUARD. IF CAUGHT IN A RIP CURRENT...RELAX AND
FLOAT...AND DO NOT 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.

$$

CTZ009-NYZ071-073-176-177-241615-
/O.NEW.KOKX.CF.S.0021.170724T1500Z-170724T1800Z/
SOUTHERN FAIRFIELD-SOUTHERN WESTCHESTER-BRONX-NORTHERN QUEENS-
NORTHERN NASSAU-
332 AM EDT MON JUL 24 2017

...LOCALIZED MINOR COASTAL FLOODING TODAY...

* LOCATION...COASTLINES ALONG WESTERN LONG ISLAND SOUND.

* TIDAL DEPARTURE...AROUND 1 TO 1 1/2 FT ABOVE ASTRONOMICAL TIDES.

* COASTAL FLOOD IMPACTS...LOCALIZED MINOR COASTAL FLOODING
  IS POSSIBLE AROUND THE LATE MORNING AND EARLY AFTERNOON HIGH TIDE CYCLE. 


$$

NYZ080-081-241615-
/O.CON.KOKX.RP.S.0010.170724T1000Z-170725T0100Z/
SOUTHWESTERN SUFFOLK-SOUTHEASTERN SUFFOLK-
332 AM EDT MON JUL 24 2017

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

* RIP CURRENT RISK...HIGH.

* SURF HEIGHT...AROUND 5 FEET.

* TIMING...TODAY

* LIGHTNING RISK...MODERATE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE...WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN
SANDBARS AND NEAR STRUCTURES SUCH AS GROINS...JETTIES...AND
PIERS. TALK TO LIFEGUARDS AND BEACH OFFICIALS TO LEARN ABOUT ANY
SURF HAZARDS AND HEED THEIR ADVICE. PAY ATTENTION TO FLAGS AND
POSTED SIGNS AND SWIM IN LIFE GUARDED AREAS.

SWIM NEAR A LIFEGUARD. IF CAUGHT IN A RIP CURRENT...RELAX AND
FLOAT...AND DO NOT 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.


$$
2 follow-up statements
505 
WHUS41 KOKX 241602
CFWOKX

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE NEW YORK NY
1202 PM EDT MON JUL 24 2017

...LOCALIZED MINOR COASTAL FLOODING...
...HIGH RIP CURRENT RISK AT THE ATLANTIC BEACHES...

CTZ009-NYZ071-073-176-177-241800-
/O.CON.KOKX.CF.S.0021.000000T0000Z-170724T1800Z/
SOUTHERN FAIRFIELD-SOUTHERN WESTCHESTER-BRONX-NORTHERN QUEENS-
NORTHERN NASSAU-
1202 PM EDT MON JUL 24 2017

...LOCALIZED MINOR COASTAL FLOODING EARLY THIS AFTERNOON...

* LOCATION...COASTLINES ALONG WESTERN LONG ISLAND SOUND.

* TIMING...AROUND THE TIME OF HIGH TIDE EARLY THIS AFTERNOON.

* TIDAL DEPARTURE...AROUND 1 TO 1 1/2 FT ABOVE ASTRONOMICAL TIDES.

* IMPACTS...LOCALIZED MINOR COASTAL FLOODING IS POSSIBLE.

$$

NYZ075-080-081-178-179-250100-
/O.CON.KOKX.RP.S.0010.000000T0000Z-170725T0100Z/
KINGS (BROOKLYN)-SOUTHWESTERN SUFFOLK-SOUTHEASTERN SUFFOLK-
SOUTHERN QUEENS-SOUTHERN NASSAU-
1202 PM EDT MON JUL 24 2017

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

* RIP CURRENT RISK...HIGH.

* SURF HEIGHT...AROUND 5 FEET.

* TIMING...THROUGH THIS EVENING.

* LIGHTNING RISK...LOW.

* IMPACTS...DANGEROUS SURF WITH LIFE THREATENING RIP CURRENTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE...WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN
SANDBARS AND NEAR STRUCTURES SUCH AS GROINS...JETTIES...AND
PIERS. TALK TO LIFEGUARDS AND BEACH OFFICIALS TO LEARN ABOUT ANY
SURF HAZARDS AND HEED THEIR ADVICE. PAY ATTENTION TO FLAGS AND
POSTED SIGNS AND SWIM IN LIFE GUARDED AREAS.

SWIM NEAR A LIFEGUARD. IF CAUGHT IN A RIP CURRENT...RELAX AND
FLOAT...AND DO NOT 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.

$$
310 
WHUS41 KOKX 241820
CFWOKX

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE NEW YORK NY
220 PM EDT MON JUL 24 2017

...MINOR COASTAL FLOODING TONIGHT...
...HIGH RIP CURRENT RISK AT THE ATLANTIC BEACHES THROUGH THIS EVENING...

CTZ009-NYZ071-250230-
/O.EXP.KOKX.CF.S.0021.000000T0000Z-170724T1800Z/
/O.NEW.KOKX.CF.S.0023.170725T0400Z-170725T0600Z/
SOUTHERN FAIRFIELD-SOUTHERN WESTCHESTER-
220 PM EDT MON JUL 24 2017

...LOCALIZED MINOR COASTAL FLOODING...

* LOCATION...COASTLINES ALONG WESTERN LONG ISLAND SOUND.

* TIMING...AROUND THE TIME OF HIGH TIDE LATE TONIGHT.

* TIDAL DEPARTURE...1/2 TO 1 FT ABOVE ASTRONOMICAL TIDES.

* IMPACTS...LOCALIZED MINOR COASTAL FLOODING IS POSSIBLE.

$$

NYZ073-176-177-241930-
/O.EXP.KOKX.CF.S.0021.000000T0000Z-170724T1800Z/
BRONX-NORTHERN QUEENS-NORTHERN NASSAU-
220 PM EDT MON JUL 24 2017

HIGH TIDE HAS PASSED AND MINOR COASTAL FLOODING IS NO LONGER A THREAT.

$$

NYZ178-179-250230-
/O.NEW.KOKX.CF.Y.0017.170725T0100Z-170725T0300Z/
/O.CON.KOKX.RP.S.0010.000000T0000Z-170725T0100Z/
SOUTHERN QUEENS-SOUTHERN NASSAU-
220 PM EDT MON JUL 24 2017

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 9 PM EDT THIS
EVENING...
...COASTAL FLOOD ADVISORY IN EFFECT FROM 9 PM TO 11 PM EDT THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN UPTON HAS ISSUED A COASTAL FLOOD
ADVISORY, WHICH IS IN EFFECT FROM 9 PM TO 11 PM EDT THIS EVENING.

* LOCATION...THE SOUTH SHORE BAYS OF QUEENS AND NASSAU COUNTIES
  FOR COASTAL FLOODING AND THE ATLANTIC BEACHES FOR THE HIGH RIP
  CURRENT RISK.

* TIDAL DEPARTURE...1 TO 1 1/2 FT ABOVE NORMAL.

* TIMING...THROUGH THIS EVENING FOR THE HIGH RIP CURRENT RISK AND
  AT THE TIME OF HIGH TIDE TONIGHT FOR MINOR COASTAL FLOODING.

* IMPACTS...FLOODING OF THE MOST VULNERABLE SHORE ROADS 
  AND/OR BASEMENTS. MAJORITY OF ROADS REMAIN PASSABLE WITH ONLY
  ISOLATED CLOSURES. THERE IS NO SIGNIFICANT THREAT TO LIFE...
  AND ANY IMPACT ON PROPERTY IS MINIMAL. 

* RIP CURRENT RISK...HIGH.

* SURF HEIGHT...AROUND 5 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE...WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN
SANDBARS AND NEAR STRUCTURES SUCH AS GROINS...JETTIES...AND
PIERS. TALK TO LIFEGUARDS AND BEACH OFFICIALS TO LEARN ABOUT ANY
SURF HAZARDS AND HEED THEIR ADVICE. PAY ATTENTION TO FLAGS AND
POSTED SIGNS AND SWIM IN LIFE GUARDED AREAS.

SWIM NEAR A LIFEGUARD. IF CAUGHT IN A RIP CURRENT...RELAX AND
FLOAT...AND DO NOT 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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A COASTAL FLOOD ADVISORY INDICATES THAT ONSHORE WINDS AND TIDES
WILL COMBINE TO GENERATE FLOODING OF LOW AREAS ALONG THE SHORE.

&&

...SOUTH SHORE BAYS WATER LEVELS FOR TONIGHT...

COASTAL............TIME OF......FORECAST TOTAL.....FLOOD.....
LOCATION...........HIGH TIDE.....WATER LEVEL.......CATEGORY..
.................................(MLLW/NGVD).................

ROCKAWAY INLET NY...930 PM.........7.5/5.5.........MINOR.....
FREEPORT GAUGE NY..1008 PM.........5.7/4.9.........MINOR.....

$$

NYZ075-250230-
/O.NEW.KOKX.CF.S.0022.170725T0100Z-170725T0300Z/
/O.CON.KOKX.RP.S.0010.000000T0000Z-170725T0100Z/
KINGS (BROOKLYN)-
220 PM EDT MON JUL 24 2017

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 9 PM EDT THIS
EVENING...
...LOCALIZED MINOR COASTAL FLOODING...

* LOCATION...THE SOUTH SHORE BAYS OF BROOKLYN.

* TIMING...THROUGH THIS EVENING FOR THE HIGH RIP CURRENT RISK AND
  AT THE TIME OF HIGH TIDE TONIGHT FOR THE LOCALIZED MINOR COASTAL
  FLOODING.

* TIDAL DEPARTURE...1/2 TO 1 FT ABOVE ASTRONOMICAL TIDES.

* IMPACTS...LOCALIZED MINOR COASTAL FLOODING IS POSSIBLE.

* RIP CURRENT RISK...HIGH.

* SURF HEIGHT...AROUND 5 FEET.

$$

NJZ006-NYZ074-250230-
/O.NEW.KOKX.CF.S.0022.170725T0100Z-170725T0300Z/
HUDSON-RICHMOND (STATEN ISLAND)-
220 PM EDT MON JUL 24 2017

...LOCALIZED MINOR COASTAL FLOODING...

* LOCATION...SHORELINES OF LOWER NEW YORK HARBOR.

* TIMING...AROUND THE TIME OF HIGH TIDE LATE TONIGHT.

* TIDAL DEPARTURE...1/2 TO 1 FT ABOVE ASTRONOMICAL TIDES.

* IMPACTS...LOCALIZED MINOR COASTAL FLOODING IS POSSIBLE.

$$

NYZ080-081-250100-
/O.CON.KOKX.RP.S.0010.000000T0000Z-170725T0100Z/
SOUTHWESTERN SUFFOLK-SOUTHEASTERN SUFFOLK-
220 PM EDT MON JUL 24 2017

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

* RIP CURRENT RISK...HIGH.

* SURF HEIGHT...AROUND 5 FEET.

* TIMING...THROUGH THIS EVENING.

* LIGHTNING RISK...LOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE...WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN
SANDBARS AND NEAR STRUCTURES SUCH AS GROINS...JETTIES...AND
PIERS. TALK TO LIFEGUARDS AND BEACH OFFICIALS TO LEARN ABOUT ANY
SURF HAZARDS AND HEED THEIR ADVICE. PAY ATTENTION TO FLAGS AND
POSTED SIGNS AND SWIM IN LIFE GUARDED AREAS.

SWIM NEAR A LIFEGUARD. IF CAUGHT IN A RIP CURRENT...RELAX AND
FLOAT...AND DO NOT 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.

$$

The office that day

Everything else NWS New York, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 24, 2:20 PM EDTCoastal Flood StatementOKXKings, Richmond9 hr
Jul 24, 2:20 PM EDTCoastal Flood StatementOKXWestchester12 hr
Jul 24, 2:20 PM EDTCoastal Flood AdvisoryOKXNassau, Queens9 hr

Nearby

Coastal Flood Statements in New York, 2017Coastal Flood Statements in Connecticut, 2017Every coastal flood 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.