Alert archive / New York / Rip Current Statements in 2020

Rip Current Statement 12, NWS New York, NY

August 18, 2020Suffolk County, New York

NWS New York, NY issued this rip current statement at Aug 18, 2020, 12:22 PM EDT for Suffolk County, New York. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Aug 18, 2020, 12:22 PM EDT (16:22 UTC)
Expired
Aug 18, 2020, 9:00 PM EDT
In force
9 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 16:25 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, 4.4 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 2020-08-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 27 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, Brookhaven, NY at 12:00Z on 2020-08-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 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
27 J/kg
Mixed-layer CIN
-178 J/kg
Mixed-layer LCL
1288 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
61 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

557 
WHUS41 KOKX 181622
CFWOKX

Coastal Hazard Message
National Weather Service New York NY
1222 PM EDT Tue Aug 18 2020

NYZ080-081-190100-
/O.NEW.KOKX.RP.S.0012.200818T1622Z-200819T0100Z/
Southwestern Suffolk-Southeastern Suffolk-
1222 PM EDT Tue Aug 18 2020

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

* WHAT...Dangerous rip currents.

* WHERE...The ocean beaches of Suffolk County. 

* WHEN...Until 9 PM EDT this evening.

* IMPACTS...Life-threatening rip currents are likely for all 
  people entering the surf zone. Anyone visiting the beaches 
  should stay out of the surf. Rip currents can sweep even the 
  best swimmers away from shore into deeper water.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you enter the surf zone, always have a flotation device with
you and 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 yell or wave for help.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/nyc
2 follow-up statements
779 
WHUS41 KOKX 181957
CFWOKX

Coastal Hazard Message
National Weather Service New York NY
357 PM EDT Tue Aug 18 2020

NYZ178-179-190200-
/O.NEW.KOKX.CF.S.0040.200818T2300Z-200819T0200Z/
Southern Queens-Southern Nassau-
357 PM EDT Tue Aug 18 2020

* WHAT...Less than one half foot of inundation above ground level
  expected in vulnerable areas near the waterfront and shoreline.

* WHERE...Southern Nassau and Southern Queens Counties.

* WHEN...From 7 PM to 10 PM EDT this evening.

* IMPACTS...Minor flooding is possible in the most vulnerable
  locations near the waterfront and shoreline. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

&&

$$

NYZ080-081-190100-
/O.CON.KOKX.RP.S.0012.000000T0000Z-200819T0100Z/
Southwestern Suffolk-Southeastern Suffolk-
357 PM EDT Tue Aug 18 2020

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

* WHAT...Dangerous rip currents.

* WHERE...Southeastern Suffolk and Southwestern Suffolk Counties.

* WHEN...Until 9 PM EDT this evening.

* IMPACTS...Life-threatening rip currents are likely for all 
  people entering the surf zone. Anyone visiting the beaches 
  should stay out of the surf. Rip currents can sweep even the 
  best swimmers away from shore into deeper water.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you enter the surf zone, always have a flotation device with
you and 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 yell or wave for help.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/nyc
848 
WHUS41 KOKX 190058
CFWOKX

Coastal Hazard Message
National Weather Service New York NY
858 PM EDT Tue Aug 18 2020

NYZ080-081-190200-
/O.EXP.KOKX.RP.S.0012.000000T0000Z-200819T0100Z/
Southwestern Suffolk-Southeastern Suffolk-
858 PM EDT Tue Aug 18 2020

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

Winds and ocean seas have subsided lowering the rip current risk 
this evening.

$$

NYZ178-179-190200-
/O.CON.KOKX.CF.S.0040.000000T0000Z-200819T0200Z/
Southern Queens-Southern Nassau-
858 PM EDT Tue Aug 18 2020

* WHAT...Less than one half foot of inundation above ground level
  expected in vulnerable areas near the waterfront and shoreline.

* WHERE...Southern Nassau and Southern Queens Counties.

* WHEN...Until 10 PM EDT this evening.

* IMPACTS...Brief minor flooding is possible in the most vulnerable
  locations near the waterfront and shoreline.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/nyc

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 17, 9:44 PM EDTSpecial Weather StatementOKXNassau61 min
Aug 17, 10:18 PM EDTSpecial Weather StatementOKXSuffolk42 min
Aug 17, 11:08 PM EDTSpecial Weather StatementOKXSuffolk52 min
Aug 18, 12:49 AM EDTSpecial Weather StatementOKXOrange41 min
Aug 18, 1:46 AM EDTSpecial Weather StatementOKXOrange29 min
Aug 18, 2:17 AM EDTSpecial Weather StatementOKXRockland, Westchester58 min
Aug 18, 2:33 AM EDTSpecial Weather StatementOKXPutnam57 min
Aug 18, 3:06 AM EDTSpecial Weather StatementOKXSuffolk54 min
Aug 18, 4:39 AM EDTSpecial Weather StatementOKXSuffolk51 min
Aug 18, 5:03 AM EDTAreal Flood AdvisoryOKXSuffolk47 min
Aug 18, 3:57 PM EDTCoastal Flood StatementOKXNassau, Queens6 hr

Nearby

Rip Current Statements in New York, 2020Every rip current statement in 2020

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.