Alert archive / Florida / Rip Current Statements in 2012

Rip Current Statement 4, NWS Tallahassee, FL

February 18, 2012Bay County, Gulf County, Walton County, Florida

NWS Tallahassee, FL issued this rip current statement at Feb 18, 2012, 3:09 AM CST for Bay County, Gulf County, Walton County, Florida. It took effect at Feb 19, 2012, 12:00 AM CST. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued
Feb 18, 2012, 3:09 AM CST (09:09 UTC)
In effect from
Feb 19, 2012, 12:00 AM CST
Expired
Feb 20, 2012, 12:00 AM CST
In force
24 hr
Issued by
NWS Tallahassee, FL

Counties Bay County, FL, Gulf County, FL, Walton County, FL

The radar

The Eglin Afb radar (KEVX), 41 km from the middle of the area, began a volume at 09:06 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

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 9.2 hours before the alert went out and 134 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, Tallahassee Rgnl, FL at 00:00Z on 2012-02-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Tallahassee Rgnl, FL at 00:00Z on 2012-02-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
646 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
55 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.

408 
WHUS42 KTAE 180909
CFWTAE

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
409 AM EST SAT FEB 18 2012

...HIGH SURF ADVISORY IN EFFECT FROM 4 AM EST /3 AM CST/ SUNDAY
TO 1 AM EST /MIDNIGHT CST/ MONDAY FOR THE EASTERN FLORIDA
PANHANDLE BEACHES...

...HIGH RIP CURRENT RISK IN EFFECT FROM LATE TONIGHT THROUGH LATE 
SUNDAY NIGHT FOR THE EASTERN FLORIDA PANHANDLE BEACHES...

FLZ108-112-114-200600-
/O.NEW.KTAE.SU.Y.0002.120219T0900Z-120220T0600Z/
/O.NEW.KTAE.RP.S.0004.120219T0600Z-120220T0600Z/
SOUTH WALTON-COASTAL BAY-COASTAL GULF-
409 AM EST SAT FEB 18 2012 /309 AM CST SAT FEB 18 2012/

...HIGH RIP CURRENT RISK IN EFFECT FROM LATE TONIGHT THROUGH LATE 
SUNDAY NIGHT...

...HIGH SURF ADVISORY IN EFFECT FROM 4 AM EST /3 AM CST/ SUNDAY
TO 1 AM EST /MIDNIGHT CST/ MONDAY...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A HIGH
SURF ADVISORY...WHICH IS IN EFFECT FROM 4 AM EST /3 AM CST/
SUNDAY TO 1 AM EST /MIDNIGHT CST/ MONDAY. A HIGH RIP CURRENT RISK
HAS ALSO BEEN ISSUED. THIS HIGH RIP CURRENT RISK IS IN EFFECT
FROM LATE TONIGHT THROUGH LATE SUNDAY NIGHT.

* WAVES AND SURF...5 TO 7 FEET.

* TIMING...LATE TONIGHT THROUGH LATE SUNDAY NIGHT.

* IMPACTS...THE HIGH SURF AND STRONG ONSHORE WINDS WILL PRODUCE
  STRONG RIP CURRENTS AND SOME MINOR BEACH EROSION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH
EROSION.

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 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. 

&&

$$

DVD

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 18, 2:59 AM CSTGale WatchTAE12 hr
Feb 18, 2:59 AM CSTSmall Craft AdvisoryTAE48 hr
Feb 18, 2:59 AM CSTSmall Craft AdvisoryTAE55 hr
Feb 18, 3:09 AM CSTHigh Surf AdvisoryTAEBay, Gulf, Walton45 hr
Feb 18, 2:38 PM CSTWind AdvisoryTAEBay, Calhoun, Dixie, Franklin, Gadsden, Gulf and 10 more29 hr
Feb 18, 2:39 PM CSTGale WarningTAE24 hr

Nearby

Rip Current Statements in Florida, 2012Every rip current statement in 2012

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.