Alert archive / Florida / Rip Current Statements in 2013

Rip Current Statement 5, NWS Tallahassee, FL

February 13, 2013Bay County, Gulf County, Walton County, Florida

NWS Tallahassee, FL issued this rip current statement at Feb 13, 2013, 1:54 AM CST for Bay County, Gulf County, Walton County, Florida. It took effect at Feb 13, 2013, 6:00 AM CST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Feb 13, 2013, 1:54 AM CST (07:54 UTC)
In effect from
Feb 13, 2013, 6:00 AM CST
Expired
Feb 13, 2013, 3:00 PM CST
In force
9 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 07:54 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, 7.9 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 2013-02-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 474 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 2013-02-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 233 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
474 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
449 m above ground
0-6 km bulk shear
73 kt
0-1 km storm-relative helicity
233 m²/s²
0-3 km storm-relative helicity
325 m²/s²
Significant tornado parameter
0.7
Supercell composite
3.6

Open this sounding in Storm Lab

The text

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

241 
WHUS42 KTAE 130754
CFWTAE

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
254 AM EST WED FEB 13 2013

...A HIGH RIP CURRENT RISK IS IN EFFECT FROM 7 AM EST /6 AM CST/
THIS MORNING THROUGH THIS AFTERNOON FOR SOUTH WALTON...COASTAL BAY
AND COASTAL GULF COUNTIES...

.A STRONG LOW PRESSURE WILL LIFT NORTHEAST ACROSS THE NORTHERN
GULF TODAY LIFTING A WARM FRONT ACROSS THE LOCAL AREA FOLLOWED BY 
A TRAILING COLD FRONT THROUGH THIS EVENING. MODERATE TO BREEZY
WEST WINDS WITH HIGHER GUSTS WILL HELP SURF BUILD ALONG PANHANDLE
BEACHES WHICH INCREASES THE RISK FOR RIP CURRENT. AS THE FRONT
EXITS EAST OF THESE AREA DURING THE AFTERNOON...WINDS WILL SHIFT
TO OFFSHORE WITH SURF HEIGHTS AND THE RISK OF RIP CURRENTS
DECREASING.


FLZ108-112-114-132100-
/O.NEW.KTAE.RP.S.0005.130213T1200Z-130213T2100Z/
SOUTH WALTON-COASTAL BAY-COASTAL GULF-
254 AM EST WED FEB 13 2013 /154 AM CST WED FEB 13 2013/

...HIGH RIP CURRENT RISK IN EFFECT FROM 7 AM EST /6 AM CST/ THIS
MORNING THROUGH THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A HIGH RIP
CURRENT RISK...WHICH IS IN EFFECT FROM 7 AM EST /6 AM CST/ THIS
MORNING THROUGH THIS AFTERNOON. 

* SURF...3 TO 4 FEET WITH A FEW SPOTS 4 TO 5 FEET EARLY
  ESPECIALLY WALTON COUNTY.

* TIMING...HIGHEST SURF WILL BE IN THE MORNING INTO EARLY 
  AFTERNOON. 

* IMPACTS...BUILDING SURF WILL INCREASE THE RISK FOR RIP CURRENTS
  TO A HIGH LEVEL.

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

Nearby

Rip Current Statements in Florida, 2013Every rip current statement in 2013

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.