Alert archive / Georgia / Rip Current Statements in 2012

Rip Current Statement 4, NWS Jacksonville, FL

April 6, 2012Camden County, Glynn County, Georgia; Flagler County, Nassau County, Florida

NWS Jacksonville, FL issued this rip current statement at Apr 6, 2012, 8:25 PM EDT for Camden County, Glynn County, Georgia; Flagler County, Nassau County, Florida. It took effect at Apr 6, 2012, 10:00 PM EDT. It was in force for 22 hr.

The area

The counties it named.

The facts

Issued
Apr 6, 2012, 8:25 PM EDT (00:25 UTC)
In effect from
Apr 6, 2012, 10:00 PM EDT
Expired
Apr 7, 2012, 8:00 PM EDT
In force
22 hr
Issued by
NWS Jacksonville, FL

Counties Flagler County, FL, Nassau County, FL, Camden County, GA, Glynn County, GA

The radar

The Jacksonville radar (KJAX), 17 km from the middle of the area, began a volume at 00:27 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

Jacksonville, FL (KJAX), launched 00:00Z, 0.4 hours before the alert went out and 16 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, Jacksonville, FL at 00:00Z on 2012-04-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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, Jacksonville, FL at 00:00Z on 2012-04-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -66 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
695 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
-66 m²/s²
0-3 km storm-relative helicity
-38 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.

506 
WHUS42 KJAX 070025
CFWJAX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
825 PM EDT FRI APR 6 2012

FLZ024-025-033-038-GAZ154-166-070830-
/O.NEW.KJAX.RP.S.0004.120407T0200Z-120408T0000Z/
/O.CON.KJAX.CF.Y.0001.000000T0000Z-120407T0400Z/
NASSAU-DUVAL-ST JOHNS-FLAGLER-COASTAL GLYNN-COASTAL CAMDEN-
825 PM EDT FRI APR 6 2012

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT
TONIGHT...
...HIGH RIP CURRENT RISK IN EFFECT THROUGH SATURDAY EVENING...

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

* COASTAL FLOODING...TIDES OF ONE AND A HALF FEET ABOVE NORMAL 
  ARE EXPECTED DURING THE EVENING HIGH TIDE WHICH WILL PRODUCE 
  MINOR COASTAL FLOODING. 

* TIMING...MINOR COASTAL FLOODING CAN BE EXPECTED DURING THE 
  EVENING HIGH TIDE WHICH WILL BE BETWEEN 8 AND 10 PM THIS 
  EVENING. MINOR FLOODING CAN BE EXPECTED UNTIL AROUND MIDNIGHT. 

* IMPACTS...MINOR FLOODING AND BEACH EROSION CAN BE EXPECTED.
  DANGEROUS SWIMMING CONDITIONS WILL EXIST IN THE SURF ZONE.
  LARGE BREAKERS CAN KNOCK YOU DOWN AND MAKE YOU SUSCEPTIBLE TO
  RIP CURRENTS. STAY OUT OF THE WATER UNTIL CONDITIONS IMPROVE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A COASTAL FLOOD ADVISORY INDICATES THAT ONSHORE WINDS AND TIDES
WILL COMBINE TO GENERATE FLOODING OF LOW AREAS ALONG THE SHORE.

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.

&&

$$

PP
2 follow-up statements
267 
WHUS42 KJAX 070326
CFWJAX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1126 PM EDT FRI APR 6 2012

FLZ024-025-033-038-GAZ154-166-072300-
/O.CAN.KJAX.CF.Y.0001.000000T0000Z-120407T0400Z/
/O.CON.KJAX.RP.S.0004.000000T0000Z-120408T0000Z/
NASSAU-DUVAL-ST JOHNS-FLAGLER-COASTAL GLYNN-COASTAL CAMDEN-
1126 PM EDT FRI APR 6 2012

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH SATURDAY
EVENING...
...COASTAL FLOOD ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS CANCELLED THE
COASTAL FLOOD ADVISORY. 

MODERATE NORTHEAST WINDS AND ELEVATED SURF WILL CONTINUE TODAY. BEACH
GOERS ALONG THE AFFECTED BEACHES SHOULD EXERCISE CAUTION DUE TO A HIGH
RISK OF RIP CURRENTS. 

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.

&&

$$

ENYEDI
479 
WHUS42 KJAX 070744
CFWJAX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
344 AM EDT SAT APR 7 2012

FLZ024-025-033-038-GAZ154-166-080000-
/O.CON.KJAX.RP.S.0004.000000T0000Z-120408T0000Z/
NASSAU-DUVAL-ST JOHNS-FLAGLER-COASTAL GLYNN-COASTAL CAMDEN-
344 AM EDT SAT APR 7 2012

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

MODERATE NORTHEAST WINDS AND ELEVATED SURF WILL CONTINUE TODAY.
BEACH GOERS ALONG THE AFFECTED BEACHES SHOULD EXERCISE CAUTION
DUE TO A HIGH RISK OF RIP CURRENTS. BREAKERS WILL REACH INTO THE
4 TO 6 FEET RANGE AND MINOR BEACH EROSION WILL BE POSSIBLE NEAR
THE TIMES OF HIGH TIDE. TIDAL DEPARTURES WILL REMAIN CLOSE TO A
FOOT ABOVE NORMAL BUT COASTAL FLOODING IS NOT 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.

&&

$$

JCH

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 7, 2:51 PM EDTDense Smoke AdvisoryJAXClinch, Echols20 hr
Apr 6, 11:32 PM EDTLake Wind AdvisoryJAXFlagler, Nassau20 hr
Apr 7, 2:57 AM EDTRed Flag WarningJAXBaker, Bradford, Gilchrist, Nassau, Suwannee, Union16 hr

Nearby

Rip Current Statements in Georgia, 2012Rip 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.