Alert archive / Florida / Rip Current Statements in 2015

Rip Current Statement 28, NWS Miami, FL

August 29, 2015Broward County, Miami-Dade County, Palm Beach County, Florida

NWS Miami, FL issued this rip current statement at Aug 29, 2015, 6:01 PM EDT for Broward County, Miami-Dade County, Palm Beach County, Florida. It was in force for 35 hr.

The area

The counties it named.

The facts

Issued
Aug 29, 2015, 6:01 PM EDT (22:01 UTC)
Expired
Aug 31, 2015, 5:20 AM EDT
In force
35 hr
Issued by
NWS Miami, FL

Counties Broward County, FL, Miami-Dade County, FL, Palm Beach County, FL

The radar

The Miami radar (KAMX), 59 km from the middle of the area, began a volume at 22:05 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 12:00Z, 10.0 hours before the alert went out and 39 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 12:00Z on 2015-08-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3052 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 12:00Z on 2015-08-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 square meters per square second.1939Sfc1 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
3052 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
727 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
41 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

053 
WHUS42 KMFL 292201
CFWMFL

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
601 PM EDT SAT AUG 29 2015

FLZ168-172-173-301100-
/O.NEW.KMFL.RP.S.0028.150829T2201Z-150831T0000Z/
COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE-
601 PM EDT SAT AUG 29 2015

...HIGH RIP CURRENT RISK IN EFFECT UNTIL SUNDAY EVENING...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A HIGH RIP
CURRENT RISK...WHICH IS IN EFFECT UNTIL SUNDAY EVENING... 

* TIMING...THROUGH SUNDAY EVENING.

* IMPACTS...PERSISTENT GUSTY EASTERLY WINDS WILL AFFECT THE EAST
  COAST METRO AREAS OF SOUTH FLORIDA THROUGH SUNDAY EVENING.
  DANGEROUS SWIMMING CONDITIONS WILL CONTINUE THROUGH SUNDAY
  EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

IF YOU BECOME CAUGHT IN A RIP CURRENT...YELL FOR HELP. REMAIN
CALM...DO NOT EXHAUST YOURSELF AND STAY AFLOAT WHILE WAITING FOR
HELP. IF YOU HAVE TO SWIM OUT OF A RIP CURRENT...SWIM PARALLEL TO
SHORE AND BACK TOWARD THE BEACH WHEN POSSIBLE. DO NOT ATTEMPT TO
SWIM DIRECTLY AGAINST A RIP CURRENT AS YOU WILL TIRE QUICKLY. 

&&

$$


HTTP://WWW.WEATHER.GOV/MIAMI
3 follow-up statements
927 
WHUS42 KMFL 301056
CFWMFL

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
656 AM EDT SUN AUG 30 2015

FLZ168-172-173-310000-
/O.CON.KMFL.RP.S.0028.000000T0000Z-150831T0000Z/
COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE-
656 AM EDT SUN AUG 30 2015

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

* TIMING...THROUGH SUNDAY EVENING.

* IMPACTS...PERSISTENT GUSTY EASTERLY WINDS WILL AFFECT THE EAST 
  COAST METRO AREAS OF SOUTH FLORIDA THROUGH SUNDAY EVENING. 
  DANGEROUS SWIMMING CONDITIONS WILL CONTINUE THROUGH SUNDAY 
  EVENING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

IF YOU BECOME CAUGHT IN A RIP CURRENT...YELL FOR HELP. REMAIN
CALM...DO NOT EXHAUST YOURSELF AND STAY AFLOAT WHILE WAITING FOR
HELP. IF YOU HAVE TO SWIM OUT OF A RIP CURRENT...SWIM PARALLEL TO
SHORE AND BACK TOWARD THE BEACH WHEN POSSIBLE. DO NOT ATTEMPT TO
SWIM DIRECTLY AGAINST A RIP CURRENT AS YOU WILL TIRE QUICKLY.

&&

$$


HTTP://WWW.WEATHER.GOV/MIAMI
001 
WHUS42 KMFL 301955
CFWMFL

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
355 PM EDT SUN AUG 30 2015

FLZ168-172-173-311200-
/O.EXT.KMFL.RP.S.0028.000000T0000Z-150831T1200Z/
COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE-
355 PM EDT SUN AUG 30 2015

...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH MONDAY MORNING...

* TIMING...THROUGH MONDAY MORNING.

* IMPACTS...PERSISTENT GUSTY EASTERLY WINDS WILL AFFECT THE EAST
  COAST METRO AREAS OF SOUTH FLORIDA THROUGH MONDAY MORNING.
  DANGEROUS SWIMMING CONDITIONS WILL CONTINUE THROUGH MONDAY
  MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

IF YOU BECOME CAUGHT IN A RIP CURRENT...YELL FOR HELP. REMAIN
CALM...DO NOT EXHAUST YOURSELF AND STAY AFLOAT WHILE WAITING FOR
HELP. IF YOU HAVE TO SWIM OUT OF A RIP CURRENT...SWIM PARALLEL TO
SHORE AND BACK TOWARD THE BEACH WHEN POSSIBLE. DO NOT ATTEMPT TO
SWIM DIRECTLY AGAINST A RIP CURRENT AS YOU WILL TIRE QUICKLY.

&&

$$


HTTP://WWW.WEATHER.GOV/MIAMI
287 
WHUS42 KMFL 310920
CFWMFL

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
520 AM EDT MON AUG 31 2015
 

FLZ168-172-173-311030-
/O.CAN.KMFL.RP.S.0028.000000T0000Z-150831T1200Z/
COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE-
520 AM EDT MON AUG 31 2015

...HIGH RIP CURRENT RISK IS CANCELLED...

THE ONSHORE WIND HAS DIMINISHED. THEREFORE, THE NATIONAL WEATHER
SERVICE IN MIAMI HAS CANCELLED THE HIGH RIP CURRENT RISK. HOWEVER,
A MODERATE RISK OF RIP CURRENTS PERSISTS AT THE ATLANTIC BEACHES.
 $$


HTTP://WWW.WEATHER.GOV/MIAMI

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 29, 1:40 PM EDTSpecial Marine WarningMFL50 min
Aug 29, 1:43 PM EDTSpecial Weather StatementMFLCollier62 min
Aug 29, 2:50 PM EDTSpecial Weather StatementMFLCollier40 min
Aug 29, 2:54 PM EDTSpecial Weather StatementMFLHendry51 min
Aug 29, 3:10 PM EDTSpecial Marine WarningMFL50 min
Aug 29, 4:48 PM EDTFlood WatchMFLBroward, Collier, Glades, Hendry, Miami-Dade, Monroe and 1 more35 hr
Aug 29, 5:02 PM EDTSmall Craft AdvisoryMFL27 hr

Nearby

Rip Current Statements in Florida, 2015Every rip current statement in 2015

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.