Alert archive / Florida / Rip Current Statements in 2011

Rip Current Statement 11, NWS Tallahassee, FL

October 18, 20114 counties in Florida

NWS Tallahassee, FL issued this rip current statement at Oct 18, 2011, 1:51 AM CDT for 4 counties in Florida. It took effect at Oct 18, 2011, 7:00 AM CDT. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued
Oct 18, 2011, 1:51 AM CDT (06:51 UTC)
In effect from
Oct 18, 2011, 7:00 AM CDT
Expired
Oct 19, 2011, 4:00 AM CDT
In force
21 hr
Issued by
NWS Tallahassee, FL

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

The radar

The Eglin Afb radar (KEVX), 64 km from the middle of the area, began a volume at 06:52 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, 6.9 hours before the alert went out and 116 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 2011-10-18Temperature 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 2011-10-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -8 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1642 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-8 m²/s²
0-3 km storm-relative helicity
42 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.

610 
WHUS42 KTAE 180651
CFWTAE

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
251 AM EDT TUE OCT 18 2011

...A HIGH RIP CURRENT RISK IS NOW IN EFFECT FROM 8 AM EDT /7 AM
CDT/ THIS MORNING THROUGH THIS EVENING FOR THE BEACHES OF FRANKLIN...
GULF...BAY...AND WALTON COUNTIES...

.HIGH SWELLS FROM A TROPICAL DISTURBANCE IN THE GULF OF MEXICO TO
OUR SOUTH...WILL CONTINUE TO SPREAD NORTHWARD ACROSS OUR AREA
BEACHES TODAY. WHILE ELEVATED ONSHORE WINDS MAY BE LIMITED TO
FRANKLIN AND GULF COUNTIES...SURF HEIGHTS OF 3 TO 5 FEET WITH
HIGHER SETS ARE EXPECTED AREA WIDE. HOWEVER...THE HIGHEST SURF AND
ROUGHEST CONDITIONS ARE ANTICIPATED FOR FRANKLIN COUNTY...WHERE A
PERIOD OF 15 TO 20 MPH SOUTHEASTERLY WINDS WILL MAKE THE SURF
ESPECIALLY DANGEROUS TODAY. 


FLZ108-112-114-115-190000-
/O.NEW.KTAE.RP.S.0011.111018T1200Z-111019T0000Z/
SOUTH WALTON-COASTAL BAY-COASTAL GULF-COASTAL FRANKLIN-
251 AM EDT TUE OCT 18 2011 /151 AM CDT TUE OCT 18 2011/

...A HIGH RIP CURRENT RISK IS NOW IN EFFECT FROM 8 AM EDT /7 AM
CDT/ THIS MORNING THROUGH THIS EVENING...

* SURF...3 TO 5 FEET WITH HIGHER SETS...ESPECIALLY AT THE FRANKLIN
  COUNTY BEACHES.

* TIMING...TODAY.

* IMPACTS...SURF HEIGHTS OF 3 TO 5 FEET WILL PRODUCE DANGEROUS RIP
  CURRENTS AT THE BEACHES TODAY. THE SURF WILL BE ESPECIALLY ROUGH
  FOR FRANKLIN COUNTY...WHERE A PERIOD OF 15 TO 20 MPH SOUTHEASTERLY
  WINDS IS EXPECTED.

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.

&&

$$

17-GOULD
2 follow-up statements
688 
WHUS42 KTAE 180947
CFWTAE

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
547 AM EDT TUE OCT 18 2011

...A HIGH RIP CURRENT RISK REMAINS IN EFFECT FROM 8 AM EDT /7 AM
CDT/ THIS MORNING THROUGH THIS EVENING FOR THE BEACHES OF
FRANKLIN...GULF...BAY...AND WALTON COUNTIES...

.HIGH SWELLS FROM A TROPICAL DISTURBANCE IN THE GULF OF MEXICO TO
OUR SOUTH...WILL CONTINUE TO SPREAD NORTHWARD ACROSS OUR AREA
BEACHES TODAY. WHILE ELEVATED ONSHORE WINDS MAY BE LIMITED TO
FRANKLIN AND GULF COUNTIES...SURF HEIGHTS OF 3 TO 5 FEET WITH
HIGHER SETS ARE EXPECTED AREA WIDE. HOWEVER...THE HIGHEST SURF
AND ROUGHEST CONDITIONS ARE ANTICIPATED FOR FRANKLIN COUNTY...
WHERE A PERIOD OF 15 TO 20 MPH SOUTHEASTERLY WINDS WILL MAKE THE
SURF ESPECIALLY DANGEROUS TODAY.


FLZ108-112-114-115-190000-
/O.CON.KTAE.RP.S.0011.111018T1200Z-111019T0000Z/
SOUTH WALTON-COASTAL BAY-COASTAL GULF-COASTAL FRANKLIN-
547 AM EDT TUE OCT 18 2011 /447 AM CDT TUE OCT 18 2011/

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

* SURF...3 TO 5 FEET WITH HIGHER SETS...ESPECIALLY AT THE 
  FRANKLIN COUNTY BEACHES. 

* TIMING...TODAY.

* IMPACTS...SURF HEIGHTS OF 3 TO 5 FEET WILL PRODUCE DANGEROUS 
  RIP CURRENTS AT THE BEACHES TODAY. THE SURF WILL BE ESPECIALLY 
  ROUGH FOR FRANKLIN COUNTY...WHERE A PERIOD OF 15 TO 20 MPH 
  SOUTHEASTERLY WINDS IS EXPECTED. 

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.

&&

$$

17-GOULD
094 
WHUS42 KTAE 182343
CFWTAE

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
743 PM EDT TUE OCT 18 2011

...A HIGH RIP CURRENT RISK HAS BEEN EXTENDED UNTIL 5 AM EDT/ 4AM
CDT/ WEDNESDAY MORNING FOR THE BEACHES OF FRANKLIN...GULF...
BAY...AND WALTON COUNTIES...

.HIGH SWELLS FROM A TROPICAL LOW CROSSING THE LOCAL REGION
WILL CONTINUE TO SPREAD NORTHWARD ACROSS OUR AREA BEACHES
TONIGHT. WHILE ELEVATED ONSHORE WINDS MAY BE LIMITED TO FRANKLIN
AND GULF COUNTIES...SURF HEIGHTS OF 3 TO 5 FEET WITH HIGHER SETS
ARE EXPECTED AREA WIDE. HOWEVER...THE HIGHEST SURF AND ROUGHEST
CONDITIONS ARE ANTICIPATED FOR FRANKLIN COUNTY... WHERE A PERIOD
OF 15 TO 20 MPH SOUTHEASTERLY WINDS WITH HIGHER GUSTS WILL MAKE
THE SURF ESPECIALLY DANGEROUS. A STRONG COLD FRONT WILL MOVE
SOUTHEAST AND ACROSS THE LOCAL AREA AFTER MIDNIGHT. IN ITS
WAKE...WINDS WILL SHIFT TO OFFSHORE AND THE HIGH RISK OF RIP
CURRENTS WILL END FROM WEST TO EAST.

FLZ108-112-114-115-190900-
/O.EXT.KTAE.RP.S.0011.000000T0000Z-111019T0900Z/
SOUTH WALTON-COASTAL BAY-COASTAL GULF-COASTAL FRANKLIN-
743 PM EDT TUE OCT 18 2011 /643 PM CDT TUE OCT 18 2011/

...RIP CURRENT RISK NOW IN EFFECT UNTIL 5 AM EDT /4 AM CDT/
WEDNESDAY...

* SURF...3 TO 5 FEET WITH HIGHER SETS...ESPECIALLY AT THE 
  FRANKLIN COUNTY BEACHES. 

* TIMING...INTO THE PREDAWN HOURS TONIGHT.

* IMPACTS...SURF HEIGHTS OF 3 TO 5 FEET WILL PRODUCE DANGEROUS RIP
  CURRENTS AT THE BEACHES. THE SURF WILL BE ESPECIALLY ROUGH FOR
  FRANKLIN COUNTY...WHERE A PERIOD OF 15 TO 20 MPH SOUTHEASTERLY
  WINDS WITH HIGHER GUSTS IS EXPECTED.

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.

&&

$$

BLOCK

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 18, 3:58 AM CDTFire Weather WatchTAEBay, Calhoun, Holmes, Jackson, Walton, Washington24 hr
Oct 18, 1:59 PM CDTAreal Flood AdvisoryTAEFranklin2 hr
Oct 18, 2:15 PM CDTSpecial Marine WarningTAE2 hr
Oct 18, 3:26 PM CDTGale WarningTAE23 hr
Oct 18, 3:54 PM CDTSevere Thunderstorm WarningTAEFranklin36 min
Oct 18, 4:10 PM CDTSpecial Marine WarningTAE2 hr
Oct 18, 4:17 PM CDTSevere Thunderstorm WarningTAEWakulla43 min
Oct 18, 4:28 PM CDTTornado WarningTAEWakulla32 min
Oct 18, 5:02 PM CDTSpecial Weather StatementTAELeon43 min
Oct 18, 6:12 PM CDTSpecial Marine WarningTAE63 min
Oct 18, 6:37 PM CDTSpecial Weather StatementTAETaylor38 min

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.