Alert archive / Florida / Rip Current Statements in 2017

Rip Current Statement 21, NWS Jacksonville, FL

November 13, 2017Duval County, Flagler County, Nassau County, Florida

NWS Jacksonville, FL issued this rip current statement at Nov 13, 2017, 2:02 AM EST for Duval County, Flagler County, Nassau County, Florida. It took effect at Nov 13, 2017, 10:00 AM EST. It was in force for 57 hr.

The area

The counties it named.

The facts

Issued
Nov 13, 2017, 2:02 AM EST (07:02 UTC)
In effect from
Nov 13, 2017, 10:00 AM EST
Expired
Nov 15, 2017, 7:00 PM EST
In force
57 hr
Issued by
NWS Jacksonville, FL

Counties Duval County, FL, Flagler County, FL, Nassau County, FL

The radar

The Jacksonville radar (KJAX), 40 km from the middle of the area, began a volume at 07:04 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, 7.0 hours before the alert went out and 42 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 2017-11-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 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, Jacksonville, FL at 00:00Z on 2017-11-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -8 square meters per square second.1939Sfc1 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
3 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
945 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
-8 m²/s²
0-3 km storm-relative helicity
-29 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

901 
WHUS42 KJAX 130702
CFWJAX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
202 AM EST MON NOV 13 2017

FLZ033-038-124-125-141000-
/O.NEW.KJAX.RP.S.0021.171113T1500Z-171115T0000Z/
ST. JOHNS-FLAGLER-COASTAL NASSAU-COASTAL DUVAL-
202 AM EST MON NOV 13 2017

...HIGH RIP CURRENT RISK IN EFFECT FROM 10 AM EST THIS MORNING
THROUGH TUESDAY EVENING...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A HIGH
RIP CURRENT RISK, WHICH IS IN EFFECT FROM 10 AM EST THIS MORNING
THROUGH TUESDAY EVENING. 

* TIMING...HIGH RIP CURRENT RISK TODAY ESPECIALLY DURING THE 
  OUTGOING TIDE CYCLES. 

* IMPACTS...FREQUENT LIFE THREATENING RIP CURRENTS CAN BE EXPECTED
  IN THE SURF ZONE AT NORTHEAST FLORIDA BEACHES. ROUGH SURF WILL
  ALSO BE HAZARDOUS FOR ANY SWIMMER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RIP CURRENTS WILL BE LIFE THREATENING. 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 SIGN. 

&&

$$
6 follow-up statements
862 
WHUS42 KJAX 132042
CFWJAX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
342 PM EST MON NOV 13 2017


FLZ033-038-124-125-141000-
/O.CON.KJAX.RP.S.0021.000000T0000Z-171115T0000Z/
ST. JOHNS-FLAGLER-COASTAL NASSAU-COASTAL DUVAL-
342 PM EST MON NOV 13 2017

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

* TIMING...HIGH RIP CURRENT RISK THROUGH TUESDAY ESPECIALLY 
  DURING THE OUTGOING TIDE CYCLES. 

* IMPACTS...FREQUENT LIFE THREATENING RIP CURRENTS CAN BE 
  EXPECTED IN THE SURF ZONE AT NORTHEAST FLORIDA BEACHES. ROUGH 
  SURF WILL ALSO BE HAZARDOUS FOR ANY SWIMMER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RIP CURRENTS WILL BE LIFE THREATENING. 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 SIGN.

&&

$$
628 
WHUS42 KJAX 140640
CFWJAX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
140 AM EST TUE NOV 14 2017

FLZ033-038-124-125-150000-
/O.CON.KJAX.RP.S.0021.000000T0000Z-171115T0000Z/
ST. JOHNS-FLAGLER-COASTAL NASSAU-COASTAL DUVAL-
140 AM EST TUE NOV 14 2017

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

* TIMING...HIGH RIP CURRENT RISK THROUGH TUESDAY ESPECIALLY 
  DURING THE OUTGOING TIDE CYCLES. 

* IMPACTS...FREQUENT LIFE THREATENING RIP CURRENTS CAN BE 
  EXPECTED IN THE SURF ZONE AT NORTHEAST FLORIDA BEACHES. ROUGH 
  SURF WILL ALSO BE HAZARDOUS FOR ANY SWIMMER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RIP CURRENTS WILL BE LIFE THREATENING. 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 SIGN.

&&

$$
855 
WHUS42 KJAX 142003
CFWJAX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
303 PM EST TUE NOV 14 2017

FLZ033-038-124-125-150415-
/O.EXT.KJAX.RP.S.0021.000000T0000Z-171116T0000Z/
ST. JOHNS-FLAGLER-COASTAL NASSAU-COASTAL DUVAL-
303 PM EST TUE NOV 14 2017

...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH WEDNESDAY
EVENING...

* TIMING...HIGH RIP CURRENT RISK THROUGH TUESDAY ESPECIALLY 
  DURING THE OUTGOING TIDE CYCLES. 

* IMPACTS...FREQUENT LIFE THREATENING RIP CURRENTS CAN BE 
  EXPECTED IN THE SURF ZONE AT NORTHEAST FLORIDA BEACHES. ROUGH 
  SURF WILL ALSO BE HAZARDOUS FOR ANY SWIMMER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RIP CURRENTS WILL BE LIFE THREATENING. 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 SIGN.

&&

$$
143 
WHUS42 KJAX 142017
CFWJAX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
317 PM EST TUE NOV 14 2017


FLZ033-038-124-125-150830-
/O.CON.KJAX.RP.S.0021.000000T0000Z-171116T0000Z/
ST. JOHNS-FLAGLER-COASTAL NASSAU-COASTAL DUVAL-
317 PM EST TUE NOV 14 2017

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

* TIMING...HIGH RIP CURRENT RISK THROUGH WEDNESDAY EVENING 
  ESPECIALLY DURING THE OUTGOING TIDE CYCLES. 

* IMPACTS...FREQUENT LIFE THREATENING RIP CURRENTS CAN BE 
  EXPECTED IN THE SURF ZONE AT NORTHEAST FLORIDA BEACHES. ROUGH 
  SURF WILL ALSO BE HAZARDOUS FOR ANY SWIMMER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RIP CURRENTS WILL BE LIFE THREATENING. 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 SIGN.

&&

$$
020 
WHUS42 KJAX 150607
CFWJAX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
107 AM EST WED NOV 15 2017

FLZ033-038-124-125-160000-
/O.CON.KJAX.RP.S.0021.000000T0000Z-171116T0000Z/
ST. JOHNS-FLAGLER-COASTAL NASSAU-COASTAL DUVAL-
107 AM EST WED NOV 15 2017

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

* TIMING...HIGH RIP CURRENT RISK THROUGH WEDNESDAY EVENING 
  ESPECIALLY DURING THE OUTGOING TIDE CYCLES. 

* IMPACTS...FREQUENT LIFE THREATENING RIP CURRENTS CAN BE 
  EXPECTED IN THE SURF ZONE AT NORTHEAST FLORIDA BEACHES. ROUGH 
  SURF WILL ALSO BE HAZARDOUS FOR ANY SWIMMER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RIP CURRENTS WILL BE LIFE THREATENING. 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 SIGN.

&&

$$
737 
WHUS42 KJAX 152341
CFWJAX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
641 PM EST WED NOV 15 2017

FLZ033-038-124-125-160045-
/O.EXP.KJAX.RP.S.0021.000000T0000Z-171116T0000Z/
ST. JOHNS-FLAGLER-COASTAL NASSAU-COASTAL DUVAL-
641 PM EST WED NOV 15 2017

...HIGH RIP CURRENT RISK WILL EXPIRE AT 7 PM EST THIS EVENING...

WINDS ALONG FIRST COAST BEACHES ARE ANTICIPATED TO WANE THROUGH 
THE NIGHTTIME HOURS AS THE PRESSURE GRADIENT RELAXES FURTHER
DURING THE NOCTURNAL HOURS ALLOWING THE RISKS OF RIP CURRENTS 
TO DIMINISH. 

$$

SCC

Nearby

Rip Current Statements in Florida, 2017Every rip current statement in 2017

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.