Alert archive / Florida / Rip Current Statements in 2012

Rip Current Statement 24, NWS Tallahassee, FL

September 12, 2012Franklin County, Florida

NWS Tallahassee, FL issued this rip current statement at Sep 12, 2012, 3:34 AM EDT for Franklin County, Florida. It was in force for 40 hr.

The area

The counties it named.

The facts

Issued
Sep 12, 2012, 3:34 AM EDT (07:34 UTC)
Expired
Sep 13, 2012, 8:00 PM EDT
In force
40 hr
Issued by
NWS Tallahassee, FL

County Franklin County, FL

The radar

The Tallahassee radar (KTLH), 79 km from the middle of the area, began a volume at 07:35 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, 7.6 hours before the alert went out and 81 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 2012-09-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 30 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, Tallahassee Rgnl, FL at 00:00Z on 2012-09-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -21 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
30 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
1374 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
-21 m²/s²
0-3 km storm-relative helicity
49 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.

509 
WHUS42 KTAE 120734
CFWTAE

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
334 AM EDT WED SEP 12 2012

...THERE IS A HIGH RISK OF RIP CURRENTS THROUGH THURSDAY ALONG THE
FRANKLIN COUNTY BEACHES...

.A SLIGHTLY ENHANCED PRESSURE DIFFERENCE COMBINED WITH RESIDUAL
NOCTURNAL EASTERLY SURGE WINDS WILL GENERATE SURF BETWEEN 2 TO 3
FEET ALONG WESTERN BIG BEND BEACHES TODAY. THE SURF COMBINED WITH
THE ELEVATED WINDS WILL INCREASE THE POTENTIAL FOR LIFE
THREATENING RIP CURRENTS THROUGH THURSDAY.

FLZ115-140000-
/O.NEW.KTAE.RP.S.0024.120912T0734Z-120914T0000Z/
COASTAL FRANKLIN-
334 AM EDT WED SEP 12 2012

...A HIGH RIP CURRENT RISK IS IN EFFECT THROUGH THURSDAY...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A HIGH RIP
CURRENT RISK...WHICH IS IN EFFECT FOR WESTERN BIG BEND BEACHES.

* SURF...2 TO 3 FEET...WITH ISOLATED BREAKERS UP TO 4 FEET.

* TIMING...TODAY THROUGH THURSDAY.

* IMPACTS...INCREASED RISK FOR LIFE THREATENING 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 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. 

&&

$$

HARRIGAN
1 follow-up statement
560 
WHUS42 KTAE 130831
CFWTAE

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
431 AM EDT THU SEP 13 2012

...THERE IS A HIGH RISK OF RIP CURRENTS TODAY ALONG THE FRANKLIN
COUNTY BEACHES...

.A SLIGHTLY ENHANCED PRESSURE GRADIENT COMBINED WITH RESIDUAL
NOCTURNAL EASTERLY SURGE WINDS WILL GENERATE SURF BETWEEN 2 TO
3 FEET ALONG WESTERN BIG BEND BEACHES ONCE AGAIN TODAY. THE SURF
COMBINED WITH THE ELEVATED WINDS WILL INCREASE THE POTENTIAL FOR
LIFE THREATENING RIP CURRENTS.

FLZ115-140000-
/O.CON.KTAE.RP.S.0024.000000T0000Z-120914T0000Z/
COASTAL FRANKLIN-
431 AM EDT THU SEP 13 2012

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

* SURF...2 TO 3 FEET...WITH ISOLATED 4 FOOT SETS.

* TIMING...TODAY.

* IMPACTS...INCREASED RISK FOR LIFE THREATENING 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 SAND BAR 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.

&&

$$

18-WOOL

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 12, 3:32 AM EDTSmall Craft AdvisoryTAE10 hr
Sep 12, 3:30 PM EDTSmall Craft AdvisoryTAE23 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.