Alert archive / Florida / Rip Current Statements in 2013

Rip Current Statement 13, NWS Miami, FL

April 28, 2013Broward County, Miami-Dade County, Palm Beach County, Florida

NWS Miami, FL issued this rip current statement at Apr 28, 2013, 8:20 PM EDT for Broward County, Miami-Dade County, Palm Beach County, Florida. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued
Apr 28, 2013, 8:20 PM EDT (00:20 UTC)
Expired
Apr 29, 2013, 8:00 PM EDT
In force
24 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 00:20 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, 0.3 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 00:00Z on 2013-04-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 176 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, Miami, FL at 00:00Z on 2013-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -17 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
176 J/kg
Mixed-layer CIN
-138 J/kg
Mixed-layer LCL
1159 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-17 m²/s²
0-3 km storm-relative helicity
15 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.

808 
WHUS42 KMFL 290020
CFWMFL

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
820 PM EDT SUN APR 28 2013

FLZ168-172-173-290830-
/O.EXP.KMFL.RP.S.0012.000000T0000Z-130429T0000Z/
/O.NEW.KMFL.RP.S.0013.130429T0020Z-130429T1800Z/
COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE-
820 PM EDT SUN APR 28 2013

...HIGH RIP CURRENT RISK IN EFFECT THROUGH MONDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A HIGH RIP
CURRENT RISK...WHICH IS IN EFFECT THROUGH MONDAY AFTERNOON. 

* RIP CURRENTS...EASTERLY WINDS AT 15 TO 20 MPH WITH HIGHER 
  GUSTS WILL LEAD TO THE DEVELOPMENT OF STRONG AND DANGEROUS RIP 
  CURRENTS ALONG THE BEACHES OF MIAMI-DADE...BROWARD...AND PALM 
  BEACH COUNTIES. 

* TIMING...THROUGH TOMORROW AFTERNOON.

* IMPACTS...DANGEROUS SWIMMING CONDITIONS DUE TO RIP CURRENTS.

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 JETTIES AND
PIERS. HEED THE ADVICE OF LIFEGUARDS AND THE BEACH PATROL. PAY
ATTENTION TO FLAGS AND POSTED SIGNS.

IF YOU BECOME CAUGHT IN A RIP CURRENT...DO NOT PANIC. REMAIN
CALM AND BEGIN TO SWIM PARALLEL TO SHORE. ONCE YOU ARE AWAY FROM
THE FORCE OF THE RIP CURRENT...BEGIN TO SWIM BACK TO THE BEACH.
DO NOT ATTEMPT TO SWIM DIRECTLY AGAINST A RIP CURRENT. EVEN A
STRONG SWIMMER CAN BECOME EXHAUSTED QUICKLY.

&&

$$
2 follow-up statements
998 
WHUS42 KMFL 290812
CFWMFL

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
412 AM EDT MON APR 29 2013

FLZ168-172-173-300000-
/O.EXT.KMFL.RP.S.0013.000000T0000Z-130430T0000Z/
COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE-
412 AM EDT MON APR 29 2013

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

* RIP CURRENTS...EAST SOUTHEAST WINDS AT 15 TO 20 MPH, ALONG WITH
  A SMALL NORTHEAST SWELL, WILL LEAD TO A CONTINUATION OF STRONG
  RIP CURRENTS ALONG THE BEACHES OF MIAMI-DADE, BROWARD, AND PALM
  BEACH COUNTIES. SEVERAL RIP CURRENT RESCUES OCCURRED YESTERDAY
  AND DANGEROUS SWIMMING CONDITIONS WILL CONTINUE TODAY.

* TIMING...THROUGH THIS EVENING.

* IMPACTS...DANGEROUS SWIMMING CONDITIONS DUE TO RIP CURRENTS.

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 JETTIES AND
PIERS. HEED THE ADVICE OF LIFEGUARDS AND THE BEACH PATROL. PAY
ATTENTION TO FLAGS AND POSTED SIGNS.

IF YOU BECOME CAUGHT IN A RIP CURRENT...DO NOT PANIC. REMAIN CALM
AND BEGIN TO SWIM PARALLEL TO SHORE. ONCE YOU ARE AWAY FROM THE
FORCE OF THE RIP CURRENT...BEGIN TO SWIM BACK TO THE BEACH. DO
NOT ATTEMPT TO SWIM DIRECTLY AGAINST A RIP CURRENT. EVEN A STRONG
SWIMMER CAN BECOME EXHAUSTED QUICKLY.

&&

$$

GREGORIA
210 
WHUS42 KMFL 292355
CFWMFL

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
755 PM EDT MON APR 29 2013

FLZ168-172-173-300100-
/O.EXP.KMFL.RP.S.0013.000000T0000Z-130430T0000Z/
COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE-
755 PM EDT MON APR 29 2013

...HIGH RIP CURRENT RISK WILL EXPIRE AT 8 PM EDT THIS EVENING...

WINDS ARE BECOMING MORE SOUTHEAST ACROSS THE ATLANTIC COASTAL
WATERS AND HAVE DECREASED SLIGHTLY. THEREFORE...THE NATIONAL
WEATHER SERVICE IN MIAMI WILL ALLOW THE HIGH RIP CURRENT RISK TO
EXPIRE AT 8PM.

&&


$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 2:43 PM EDTSpecial Weather StatementMFLCollier32 min
Apr 29, 3:05 PM EDTSpecial Weather StatementMFLPalm Beach25 min
Apr 29, 3:08 PM EDTSpecial Weather StatementMFLHendry37 min
Apr 29, 3:23 PM EDTSevere Thunderstorm WarningMFLPalm Beach37 min
Apr 29, 3:27 PM EDTSpecial Weather StatementMFLMonroe33 min
Apr 29, 3:46 PM EDTSpecial Weather StatementMFLHendry44 min
Apr 29, 4:20 PM EDTSpecial Weather StatementMFLGlades40 min
Apr 29, 4:27 PM EDTSpecial Marine WarningMFL63 min
Apr 29, 4:29 PM EDTSpecial Weather StatementMFLHendry31 min
Apr 29, 4:38 PM EDTSevere Thunderstorm WarningMFLGlades, Hendry37 min
Apr 29, 5:01 PM EDTSpecial Weather StatementMFLGlades29 min
Apr 29, 5:53 PM EDTAreal Flood AdvisoryMFLMiami-Dade112 min

Nearby

Rip Current Statements in Florida, 2013Every rip current statement in 2013

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.