Alert archive / Florida / Rip Current Statements in 2013

Rip Current Statement 3, NWS Tallahassee, FL

February 7, 20134 counties in Florida

NWS Tallahassee, FL issued this rip current statement at Feb 7, 2013, 2:21 AM CST for 4 counties in Florida. It took effect at Feb 7, 2013, 8:00 AM CST. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued
Feb 7, 2013, 2:21 AM CST (08:21 UTC)
In effect from
Feb 7, 2013, 8:00 AM CST
Expired
Feb 7, 2013, 9:00 PM CST
In force
13 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 08:23 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 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 2013-02-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 9 joules per kilogram.LCLEL10008507005003002001001 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 2013-02-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 square meters per square second.1939587897Sfc1 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
9 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
937 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
14 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.

298 
WHUS42 KTAE 070821
CFWTAE

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
321 AM EST THU FEB 7 2013

...STRONG ONSHORE FLOW AND MODERATE SURF WILL COMBINE TODAY TO
PRODUCE STRONGER AND MORE FREQUENT RIP CURRENTS...

.A DEVELOPING LOW WILL MOVE FROM COASTAL LOUISIANA TO SOUTH
GEORGIA TODAY...AND A TRAILING COLD FRONT WILL PUSH EAST TOWARDS
THE FLORIDA PANHANDLE COASTLINE. STRONG ONSHORE FLOW AHEAD OF THE
APPROACHING FRONT WILL LEAD TO BUILDING SURF AT AREA BEACHES. DUE
TO THE COMBINATION OF ONSHORE WINDS 10 TO 20 MPH AND ELEVATED
SURF...THERE WILL BE A HIGH RISK OF RIP CURRENTS TODAY.

FLZ108-112-114-115-080300-
/O.NEW.KTAE.RP.S.0003.130207T1400Z-130208T0300Z/
SOUTH WALTON-COASTAL BAY-COASTAL GULF-COASTAL FRANKLIN-
321 AM EST THU FEB 7 2013 /221 AM CST THU FEB 7 2013/

...HIGH RIP CURRENT RISK IN EFFECT FROM 9 AM EST /8 AM CST/ THIS
MORNING THROUGH THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A HIGH RIP
CURRENT RISK...WHICH IS IN EFFECT FROM 9 AM EST /8 AM CST/ THIS
MORNING THROUGH THIS EVENING. 

* SURF: BREAKERS 3 TO 4 FEET WITH ISOLATED 5 FOOT SETS IN BAY AND
  WALTON COUNTIES. 2 TO 3 FEET IN GULF AND FRANKLIN COUNTIES.

* TIMING: SURF WILL BUILD IN THE LATE MORNING AND EARLY AFTERNOON.

* IMPACTS: HAZARDOUS CONDITIONS FOR THOSE 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. 

&&

$$

08-LAMERS

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 7, 2:25 AM CSTSmall Craft AdvisoryTAE18 hr
Feb 7, 9:49 AM CSTSpecial Marine WarningTAE56 min
Feb 7, 10:37 AM CSTSevere Thunderstorm WarningTAEWalton38 min
Feb 7, 10:52 AM CSTSpecial Marine WarningTAE53 min
Feb 7, 12:36 PM CSTSpecial Marine WarningTAE84 min
Feb 7, 1:51 PM CSTSpecial Marine WarningTAE3 hr

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.