Alert archive / Florida / Rip Current Statements in 2012

Rip Current Statement 31, NWS Tallahassee, FL

December 24, 2012Bay County, Gulf County, Walton County, Florida

NWS Tallahassee, FL issued this rip current statement at Dec 24, 2012, 2:26 AM CST for Bay County, Gulf County, Walton County, Florida. It took effect at Dec 24, 2012, 4:00 AM CST. It was in force for 20 hr.

The area

The counties it named.

The facts

Issued
Dec 24, 2012, 2:26 AM CST (08:26 UTC)
In effect from
Dec 24, 2012, 4:00 AM CST
Expired
Dec 25, 2012, 12:00 AM CST
In force
20 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 08:27 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, 8.4 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 2012-12-24Temperature 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 2012-12-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 square meters per square second.1939587897117136Sfc1 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
2528 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
106 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.

958 
WHUS42 KTAE 240826
CFWTAE

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
326 AM EST MON DEC 24 2012

...THERE IS A HIGH RISK OF RIP CURRENTS TODAY ALONG THE BEACHES OF 
THE FLORIDA PANHANDLE...AND A MODERATE RISK OF RIP CURRENTS AT THE 
BEACHES OF THE FLORIDA BIG BEND...

...THERE IS A HIGH RISK OF RIP CURRENTS ON TUESDAY (CHRISTMAS DAY) 
AT ALL AREA BEACHES...

.INCREASING ONSHORE WINDS OUT AHEAD OF A SERIES OF LOW PRESSURE
SYSTEMS WILL CREATE LARGE BREAKING WAVES AND DANGEROUS RIP
CURRENTS AT AREA BEACHES TODAY AND TUESDAY. IN FACT...A HIGH SURF
ADVISORY WILL LIKELY BE NEEDED FOR TUESDAY NIGHT AND WEDNESDAY AS
A VERY STRONG COLD FRONT APPROACHES FROM THE WEST.
 

FLZ108-112-114-250600-
/O.NEW.KTAE.RP.S.0031.121224T1000Z-121225T0600Z/
SOUTH WALTON-COASTAL BAY-COASTAL GULF-
326 AM EST MON DEC 24 2012 /226 AM CST MON DEC 24 2012/

...A HIGH RIP CURRENT RISK IS IN EFFECT THROUGH LATE TONIGHT...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A HIGH RIP
CURRENT RISK...WHICH IS IN EFFECT THROUGH LATE TONIGHT. 

* BEACH WINDS...SOUTHWEST 15 TO 20 MPH.

* SURF...2 TO 3 FEET BUILDING TO 3 TO 5 FEET THIS AFTERNOON.

* TIMING...TODAY AND TUESDAY.

* IMPACTS...WIND AND SURF CONDITIONS SUPPORT DANGEROUS RIP
  CURRENTS TODAY. RIP CURRENTS ARE LIFE THREATENING TO ANYONE
  ENTERING THE WATER.

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

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 24, 2:40 PM CSTSmall Craft AdvisoryTAE33 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.