Alert archive / New York / Rip Current Statements in 2018

Rip Current Statement 23, NWS New York, NY

September 20, 2018Suffolk County, New York

NWS New York, NY issued this rip current statement at Sep 20, 2018, 6:05 PM EDT for Suffolk County, New York. It took effect at Sep 21, 2018, 7:00 AM EDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Sep 20, 2018, 6:05 PM EDT (22:05 UTC)
In effect from
Sep 21, 2018, 7:00 AM EDT
Expired
Sep 21, 2018, 7:00 PM EDT
In force
12 hr
Issued by
NWS New York, NY

County Suffolk County, NY

The radar

The Brookhaven radar (KOKX), 17 km from the middle of the area, began a volume at 22:04 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 12:00Z, 10.1 hours before the alert went out and 17 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 12:00Z on 2018-09-20Temperature 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 12:00Z on 2018-09-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -132 square meters per square second.1939587897Sfc1 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
668 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
-132 m²/s²
0-3 km storm-relative helicity
-105 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

130 
WHUS41 KOKX 202205
CFWOKX

Coastal Hazard Message
National Weather Service New York NY
605 PM EDT Thu Sep 20 2018

...HIGH RIP CURRENT RISK AT SOUTHEASTERN SUFFOLK OCEAN BEACHES FRIDAY...

NYZ081-211000-
/O.NEW.KOKX.RP.S.0023.180921T1100Z-180921T2300Z/
Southeastern Suffolk-
605 PM EDT Thu Sep 20 2018

...HIGH RIP CURRENT RISK IN EFFECT FROM FRIDAY MORNING THROUGH
FRIDAY EVENING...

The National Weather Service in New York NY has issued a High Rip
Current Risk, which is in effect from Friday morning through
Friday evening.

* LOCATIONS...Atlantic beaches of southeastern Suffolk county.

* SURF AND RIP CURRENT RISK...High risk of rip current 
  development with surf height of 3 to 4 feet. 

* TIMING...Friday morning through early Friday evening.

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.

&&

$$
1 follow-up statement
784 
WHUS41 KOKX 210849
CFWOKX

Coastal Hazard Message
National Weather Service New York NY
449 AM EDT Fri Sep 21 2018

...HIGH RIP CURRENT RISK AT SOUTHEASTERN SUFFOLK OCEAN BEACHES
FRIDAY...

NYZ081-212300-
/O.CON.KOKX.RP.S.0023.180921T1100Z-180921T2300Z/
Southeastern Suffolk-
449 AM EDT Fri Sep 21 2018

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

* LOCATIONS...Atlantic beaches of southeastern Suffolk county.

* SURF AND RIP CURRENT RISK...High risk of rip current 
  development with surf height of 3 to 4 feet.

* TIMING...Through early this evening.

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
Sep 20, 3:33 PM EDTSmall Craft AdvisoryOKX46 hr

Nearby

Rip Current Statements in New York, 2018Every rip current statement in 2018

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.