Alert archive / Florida / Rip Current Statements in 2011

Rip Current Statement 24, NWS Miami, FL

December 12, 2011Broward County, Miami-Dade County, Palm Beach County, Florida

NWS Miami, FL issued this rip current statement at Dec 12, 2011, 3:42 AM EST for Broward County, Miami-Dade County, Palm Beach County, Florida. It was in force for 4 days.

The area

The counties it named.

The facts

Issued
Dec 12, 2011, 3:42 AM EST (08:42 UTC)
Expired
Dec 15, 2011, 8:56 PM EST
In force
4 days
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 08:45 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, 8.7 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 2011-12-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 45 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 2011-12-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -69 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
45 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
952 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
-69 m²/s²
0-3 km storm-relative helicity
-26 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.

720 
WHUS42 KMFL 120842
CFWMFL

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
342 AM EST MON DEC 12 2011

FLZ168-172-173-131000-
/O.CAN.KMFL.CF.S.0014.000000T0000Z-111213T0000Z/
/O.NEW.KMFL.RP.S.0024.111212T0842Z-111214T1000Z/
COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE-
342 AM EST MON DEC 12 2011

...HIGH RISK OF RIP CURRENTS THROUGH LATE TUESDAY NIGHT...

* TIMING...EAST NORTHEAST WINDS OF 15 TO 20 MPH WITH OCCASIONAL
  HIGHER GUSTS WILL RESULT IN A HIGH RISK OF RIP CURRENTS AT THE
  BEACHES OF MIAMI DADE, BROWARD, AND PALM BEACH COUNTIES THROUGH
  AT LEAST LATE TUESDAY NIGHT.

* IMPACTS...DANGEROUS RIP CURRENTS WILL REMAIN AN ONGOING THREAT
  ALONG THE ATLANTIC COAST BEACHES THROUGH AT LEAST LATE TUESDAY
  NIGHT. SWIMMING IS NOT ADVISED.

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.

&&

$$

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE 
NEW RIP CURRENT HAZARD...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=RCVTECCHM
4 follow-up statements
902 
WHUS42 KMFL 131009
CFWMFL

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
509 AM EST TUE DEC 13 2011

FLZ168-172-173-141000-
/O.CON.KMFL.RP.S.0024.000000T0000Z-111214T1000Z/
COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE-
509 AM EST TUE DEC 13 2011

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE TONIGHT...

* TIMING...EAST NORTHEAST WINDS OF 15 TO 20 MPH WITH OCCASIONAL
  HIGHER GUSTS WILL RESULT IN A HIGH RISK OF RIP CURRENTS AT THE
  BEACHES OF MIAMI DADE... BROWARD... AND PALM BEACH COUNTIES
  THROUGH AT LEAST LATE TONIGHT.

* IMPACTS...DANGEROUS RIP CURRENTS WILL REMAIN AN ONGOING THREAT
  ALONG THE ATLANTIC COAST BEACHES THROUGH AT LEAST LATE TONIGHT.
  SWIMMING IS NOT ADVISED.

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.

&&

$$


PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW RIP CURRENT HAZARD...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=RCVTECCHM
614 
WHUS42 KMFL 141000
CFWMFL

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
500 AM EST WED DEC 14 2011

FLZ168-172-173-151000-
/O.EXT.KMFL.RP.S.0024.000000T0000Z-111215T1000Z/
COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE-
500 AM EST WED DEC 14 2011

...RIP CURRENT RISK NOW IN EFFECT THROUGH LATE TONIGHT...

* TIMING...EAST NORTHEAST WINDS OF 15 TO 20 MPH WITH OCCASIONAL 
  HIGHER GUSTS WILL RESULT IN A HIGH RISK OF RIP CURRENTS AT THE 
  BEACHES OF MIAMI DADE... BROWARD... AND PALM BEACH COUNTIES 
  THROUGH AT LEAST LATE TONIGHT. 

* IMPACTS...DANGEROUS RIP CURRENTS WILL REMAIN AN ONGOING THREAT 
  ALONG THE ATLANTIC COAST BEACHES THROUGH AT LEAST LATE 
  TONIGHT. SWIMMING IS NOT ADVISED. 

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.

&&

$$


PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW RIP CURRENT HAZARD...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=RCVTECCHM
014 
WHUS42 KMFL 151001
CFWMFL

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
500 AM EST THU DEC 15 2011

FLZ168-172-173-160300-
/O.EXT.KMFL.RP.S.0024.000000T0000Z-111216T0300Z/
COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE-
500 AM EST THU DEC 15 2011

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

* TIMING...AN EAST WIND OF 15 TO 20 MPH WITH OCCASIONAL HIGHER
  GUSTS WILL RESULT IN A HIGH RISK OF RIP CURRENTS AT THE BEACHES
  OF MIAMI DADE... BROWARD... AND PALM BEACH COUNTIES THROUGH AT
  LEAST LATE TONIGHT.

* IMPACTS...DANGEROUS RIP CURRENTS WILL REMAIN AN ONGOING THREAT
  ALONG THE ATLANTIC COAST BEACHES THROUGH AT LEAST THIS EVENING.
  SWIMMING IS NOT ADVISED.

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.

&&

$$


PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW RIP CURRENT HAZARD...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=RCVTECCHM
209 
WHUS42 KMFL 160156
CFWMFL

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
856 PM EST THU DEC 15 2011


FLZ168-172-173-160300-
/O.CAN.KMFL.RP.S.0024.000000T0000Z-111216T0300Z/
COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE-
856 PM EST THU DEC 15 2011

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

THE EASTERLY WINDS ALONG THE EAST COAST BEACHES OF SOUTH FLORIDA
HAVE DECREASED TO LESS THAN 15 MPH THIS EVENING. THIS HAS LOWER
THE RISK OF RIP CURRENTS FROM A HIGH RISK TO A MODERATE RISK OF
RIP CURRENTS FOR TONIGHT ALONG THE EAST COAST BEACHES OF SOUTH
FLORIDA.

$$


PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW RIP CURRENT HAZARD...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=RCVTECCHM

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 12, 2:52 PM ESTSmall Craft AdvisoryMFL24 hr

Nearby

Rip Current Statements in Florida, 2011Every rip current statement in 2011

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.