Alert archive / Florida / Rip Current Statements in 2011

Rip Current Statement 14, NWS Miami, FL

October 30, 2011Palm Beach County, Florida

NWS Miami, FL issued this rip current statement at Oct 30, 2011, 10:37 AM EDT for Palm Beach County, Florida. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Oct 30, 2011, 10:37 AM EDT (14:37 UTC)
Expired
Oct 30, 2011, 8:00 PM EDT
In force
9 hr
Issued by
NWS Miami, FL

County Palm Beach County, FL

The nearest sounding before it

Miami, FL (KMFL), launched 12:00Z, 2.6 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 12:00Z on 2011-10-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 446 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 12:00Z on 2011-10-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 49 square meters per square second.193958Sfc1 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
446 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
443 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
49 m²/s²
0-3 km storm-relative helicity
134 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.0

Open this sounding in Storm Lab

The text

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

759 
WHUS42 KMFL 301437
CFWMFL

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
1037 AM EDT SUN OCT 30 2011

FLZ168-310000-
/O.NEW.KMFL.RP.S.0014.111030T1437Z-111031T0000Z/
COASTAL PALM BEACH-
1037 AM EDT SUN OCT 30 2011

...RIP CURRENT RISK IN EFFECT UNTIL 8 PM EDT THIS EVENING...

* TIMING...BREEZY TO WINDY NORTHEAST WINDS ALONG WITH A NORTHERLY
  SWELL OF 2 TO 3 FEET WILL ALLOW FOR DANGEROUS SURF AND STRONG
  RIP CURRENTS ALONG THE BEACHES OF PALM BEACH COUNTY TODAY. THE
  BEST TIME FOR THE RIP CURRENTS WILL BE AROUND LOW TIDE BETWEEN 4
  AND 6 PM EDT. HOWEVER...RIP CURRENTS CAN OCCUR AT ANY TIME
  TODAY.

* IMPACTS...DANGEROUS RIP CURRENTS WILL REMAIN A THREAT TODAY
  ALONG THE BEACHES OF PALM BEACH COUNTY. THERE COULD EVEN BE SOME
  MINOR BEACH EROSION ALONG THE BEACHES OF PALM BEACH COUNTY TODAY
  ESPECIALLY AROUND HIGH TIDE WHICH IS BETWEEN 11 AM AND NOON
  TODAY.

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

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 29, 8:40 PM EDTAreal Flood AdvisoryMFLBroward, Miami-Dade5 hr
Oct 30, 6:25 AM EDTAreal Flood AdvisoryMFLMiami-Dade4 hr
Oct 30, 9:35 AM EDTSpecial Marine WarningMFL85 min
Oct 30, 10:29 AM EDTAreal Flood AdvisoryMFLMiami-Dade2 hr
Oct 30, 12:13 PM EDTSpecial Marine WarningMFL92 min
Oct 30, 1:41 PM EDTSpecial Marine WarningMFL2 hr
Oct 30, 2:51 PM EDTFlood WatchMFLBroward, Miami-Dade28 hr
Oct 30, 3:41 PM EDTSpecial Marine WarningMFL94 min
Oct 30, 5:13 PM EDTSpecial Marine WarningMFL92 min
Oct 30, 5:37 PM EDTAreal Flood AdvisoryMFLMiami-Dade113 min
Oct 30, 6:37 PM EDTSpecial Marine WarningMFL23 min
Oct 30, 7:12 PM EDTSpecial Marine WarningMFL48 min
Oct 30, 7:33 PM EDTAreal Flood AdvisoryMFLMiami-Dade3 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.