Alert archive / Florida / Rip Current Statements in 2013

Rip Current Statement 15, NWS Tallahassee, FL

April 19, 20134 counties in Florida

NWS Tallahassee, FL issued this rip current statement at Apr 19, 2013, 2:57 AM CDT for 4 counties in Florida. It took effect at Apr 19, 2013, 5:00 AM CDT. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Apr 19, 2013, 2:57 AM CDT (07:57 UTC)
In effect from
Apr 19, 2013, 5:00 AM CDT
Expired
Apr 19, 2013, 7:00 PM CDT
In force
14 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 08:00 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, 8.0 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 2013-04-19Temperature 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 2013-04-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 11 square meters per square second.19395878Sfc1 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
1667 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
11 m²/s²
0-3 km storm-relative helicity
102 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.

717 
WHUS42 KTAE 190757
CFWTAE

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
357 AM EDT FRI APR 19 2013

...STRONG AND FREQUENT RIP CURRENTS EXPECTED TODAY ALONG PANHANDLE
BEACHES FROM DESTIN TO ST. GEORGE ISLAND...

.STRONG SOUTHERLY WINDS AROUND 15 MPH AT THE BEACHES...AND
STRONGER JUST OFFSHORE...WILL COMBINE WITH BUILDING SEAS AND SURF
TO CAUSE STRONGER AND MORE FREQUENT RIP CURRENTS TODAY. A FRONT
WILL PASS THROUGH THE AREA DURING THE DAY...SHIFTING THE WINDS TO
OFFSHORE...BUT THE THREAT OF RIP CURRENTS WILL PROBABLY PERSIST
INTO THE LATE AFTERNOON OR EARLY EVENING.

FLZ108-112-114-115-200000-
/O.NEW.KTAE.RP.S.0015.130419T1000Z-130420T0000Z/
SOUTH WALTON-COASTAL BAY-COASTAL GULF-COASTAL FRANKLIN-
357 AM EDT FRI APR 19 2013 /257 AM CDT FRI APR 19 2013/

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

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

* WAVES AND SURF: BREAKERS 3 TO 4 FEET TODAY.

* IMPACTS: RIP CURRENTS WILL POSE A DANGER TO ANYONE ENTERING THE
  WATER TODAY.

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. 

&&

$$

08-LAMERS

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 19, 2:14 AM CDTSmall Craft AdvisoryTAE38 hr
Apr 19, 9:38 AM CDTSpecial Marine WarningTAE112 min
Apr 19, 11:00 AM CDTSpecial Weather StatementTAEBay60 min
Apr 19, 11:25 AM CDTSpecial Marine WarningTAE95 min
Apr 19, 12:31 PM CDTSpecial Weather StatementTAEGulf59 min

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.