Alert archive / Florida / Rip Current Statements in 2017

Rip Current Statement 36, NWS Miami, FL

October 19, 2017Palm Beach County, Florida

NWS Miami, FL issued this rip current statement at Oct 19, 2017, 3:55 AM EDT for Palm Beach County, Florida. It took effect at Oct 19, 2017, 4:00 AM EDT. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued
Oct 19, 2017, 3:55 AM EDT (07:55 UTC)
In effect from
Oct 19, 2017, 4:00 AM EDT
Expired
Oct 19, 2017, 8:00 PM EDT
In force
16 hr
Issued by
NWS Miami, FL

County Palm Beach County, FL

The radar

The Miami radar (KAMX), 115 km from the middle of the area, began a volume at 07:58 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

Miami, FL (KMFL), launched 00:00Z, 7.9 hours before the alert went out and 93 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, Miami, FL at 00:00Z on 2017-10-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1254 joules per kilogram.LCLEL10008507005003002001001 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, Miami, FL at 00:00Z on 2017-10-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -41 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
1254 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
755 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-41 m²/s²
0-3 km storm-relative helicity
-21 m²/s²
Significant tornado parameter
-0.1
Supercell composite
-1.1

Open this sounding in Storm Lab

The text

As transmitted.

542 
WHUS42 KMFL 190755
CFWMFL

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
355 AM EDT THU OCT 19 2017

FLZ168-200015-
/O.NEW.KMFL.CF.Y.0003.171019T1000Z-171021T1700Z/
/O.NEW.KMFL.RP.S.0036.171019T0800Z-171020T0000Z/
COASTAL PALM BEACH-
355 AM EDT THU OCT 19 2017

...HIGH RIP CURRENT RISK IN EFFECT THROUGH THIS EVENING...
...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 1 PM EDT SATURDAY...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A COASTAL FLOOD
ADVISORY, WHICH IS IN EFFECT UNTIL 1 PM EDT SATURDAY. A HIGH RIP
CURRENT RISK HAS ALSO BEEN ISSUED. THIS HIGH RIP CURRENT RISK IS
IN EFFECT THROUGH THIS EVENING. 

* COASTAL FLOODING IMPACTS...LIKELY FLOODING OF COASTAL ROADS, 
  PARKING LOTS, AND DOCKS IN VULNERABLE AREAS DURING THE TIMES OF 
  HIGH TIDE. THE HIGH TIDES TODAY WILL BE BETWEEN 730 AND 930 AM, 
  TONIGHT BETWEEN 8 AND 10 PM, AND FRIDAY BETWEEN 8 AND 10 AM.

* COASTAL FLOODING TIMING...COASTAL FLOODING AT HIGH TIDE THROUGH
  AT LEAST SATURDAY MORNING.

* RIP CURRENT IMPACTS...STRONG RIP CURRENTS ARE FORECAST TO OCCUR
  ALONG THE ATLANTIC BEACHES OF PALM BEACH COUNTY TODAY, WHICH
  WILL BE HAZARDOUS FOR THOSE IN THE SURF ZONE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THERE IS A HIGH RISK OF RIP CURRENTS.

RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE, WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN THE
SANDBAR AND IN THE VICINITY OF STRUCTURES SUCH AS GROINS, JETTIES
AND PIERS. HEED THE ADVICE OF LIFEGUARDS, BEACH PATROL FLAGS AND
SIGNS.

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.

&&

$$

HTTP://WWW.WEATHER.GOV/MIAMI
2 follow-up statements
735 
WHUS42 KMFL 191340
CFWMFL

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
940 AM EDT THU OCT 19 2017

...COASTAL FLOOD ADVISORY UNTIL 8 PM EDT SATURDAY COASTAL PALM 
BEACH COUNTY...

...COASTAL FLOOD STATEMENT UNTIL 8 PM EDT SATURDAY REST OF EAST 
COASTAL AREAS...

...HIGH RISK OF RIP CURRENTS BEACHES OF PALM BEACH COUNTY...

FLZ168-200000-
/O.EXT.KMFL.CF.Y.0003.000000T0000Z-171022T0000Z/
/O.CON.KMFL.RP.S.0036.000000T0000Z-171020T0000Z/
COASTAL PALM BEACH-
940 AM EDT THU OCT 19 2017

...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL 8 PM EDT SATURDAY...
...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* COASTAL FLOODING IMPACTS...LIKELY FLOODING OF COASTAL ROADS,
  PARKING LOTS, AND DOCKS IN VULNERABLE AREAS DURING THE TIMES OF
  HIGH TIDE. THE HIGH TIDES WILL BE BETWEEN 8 AND 9 PM TONIGHT,
  AND BETWEEN 830 AND 930 AM FRIDAY. 

* COASTAL FLOODING TIMING...COASTAL FLOODING AT HIGH TIDE 
  THROUGH AT LEAST SATURDAY MORNING. 

* RIP CURRENT IMPACTS...STRONG RIP CURRENTS ARE FORECAST TO 
  OCCUR ALONG THE ATLANTIC BEACHES OF PALM BEACH COUNTY TODAY, 
  WHICH WILL BE HAZARDOUS FOR THOSE IN THE SURF ZONE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THERE IS A HIGH RISK OF RIP CURRENTS.

RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE, WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN THE
SANDBAR AND IN THE VICINITY OF STRUCTURES SUCH AS GROINS, JETTIES
AND PIERS. HEED THE ADVICE OF LIFEGUARDS, BEACH PATROL FLAGS AND
SIGNS.

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.

&&

$$

FLZ172-173-200000-
/O.NEW.KMFL.CF.S.0002.171019T1340Z-171022T0000Z/
COASTAL BROWARD-COASTAL MIAMI-DADE-
940 AM EDT THU OCT 19 2017

...MINOR COASTAL FLOODING DURING HIGH TIDES THROUGH SATURDAY...

* COASTAL FLOODING IMPACTS...POSSIBLE FLOODING OF COASTAL ROADS,
  PARKING LOTS, AND DOCKS IN VULNERABLE AREAS DURING THE TIMES OF
  HIGH TIDE. THE HIGH TIDES WILL BE BETWEEN 830 AND 10 PM TONIGHT,
  AND BETWEEN 9 AND 1030 AM FRIDAY.

* COASTAL FLOODING TIMING...COASTAL FLOODING AT HIGH TIDE THROUGH
  AT LEAST SATURDAY MORNING.

$$


HTTP://WWW.WEATHER.GOV/MIAMI
099 
WHUS42 KMFL 192046
CFWMFL

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
446 PM EDT THU OCT 19 2017

...COASTAL FLOOD ADVISORY UNTIL 8 PM EDT SATURDAY COASTAL PALM
BEACH COUNTY...

...COASTAL FLOOD STATEMENT UNTIL 8 PM EDT SATURDAY REST OF EAST
COASTAL AREAS...

...HIGH RISK OF RIP CURRENTS BEACHES OF PALM BEACH COUNTY...

FLZ168-200500-
/O.CON.KMFL.CF.Y.0003.000000T0000Z-171022T0000Z/
/O.CON.KMFL.RP.S.0036.000000T0000Z-171020T0000Z/
COASTAL PALM BEACH-
446 PM EDT THU OCT 19 2017

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT
SATURDAY...
...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* COASTAL FLOODING IMPACTS...LIKELY FLOODING OF COASTAL ROADS, 
  PARKING LOTS, AND DOCKS IN VULNERABLE AREAS DURING THE TIMES 
  OF HIGH TIDE. THE HIGH TIDES WILL BE BETWEEN 8 AND 9 PM 
  TONIGHT, AND BETWEEN 830 AND 930 AM FRIDAY. 

* COASTAL FLOODING TIMING...COASTAL FLOODING AT HIGH TIDE 
  THROUGH AT LEAST SATURDAY MORNING. 

* RIP CURRENT IMPACTS...STRONG RIP CURRENTS ARE FORECAST TO 
  OCCUR ALONG THE ATLANTIC BEACHES OF PALM BEACH COUNTY TODAY, 
  WHICH WILL BE HAZARDOUS FOR THOSE IN THE SURF ZONE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THERE IS A HIGH RISK OF RIP CURRENTS.

RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE, WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN THE
SANDBAR AND IN THE VICINITY OF STRUCTURES SUCH AS GROINS, JETTIES
AND PIERS. HEED THE ADVICE OF LIFEGUARDS, BEACH PATROL FLAGS AND
SIGNS.

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.

&&

$$

FLZ172-173-200500-
/O.CON.KMFL.CF.S.0002.000000T0000Z-171022T0000Z/
COASTAL BROWARD-COASTAL MIAMI-DADE-
446 PM EDT THU OCT 19 2017

...MINOR COASTAL FLOODING DURING HIGH TIDES THROUGH SATURDAY...

* COASTAL FLOODING IMPACTS...POSSIBLE FLOODING OF COASTAL ROADS, 
  PARKING LOTS, AND DOCKS IN VULNERABLE AREAS DURING THE TIMES 
  OF HIGH TIDE. THE HIGH TIDES WILL BE BETWEEN 830 AND 10 PM 
  TONIGHT, AND BETWEEN 9 AND 1030 AM FRIDAY. 

* COASTAL FLOODING TIMING...COASTAL FLOODING AT HIGH TIDE 
  THROUGH AT LEAST SATURDAY MORNING. 

$$


HTTP://WWW.WEATHER.GOV/MIAMI

The office that day

Everything else NWS Miami, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 19, 3:55 AM EDTCoastal Flood AdvisoryMFLPalm Beach64 hr
Oct 19, 8:06 AM EDTSmall Craft AdvisoryMFL67 hr
Oct 19, 9:40 AM EDTCoastal Flood StatementMFLBroward, Miami-Dade, Palm Beach3 days
Oct 19, 4:48 PM EDTSmall Craft Advisory for Hazardous SeasMFL11 hr

Nearby

Rip Current Statements in Florida, 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.