Alert archive / Florida / Rip Current Statements in 2017

Rip Current Statement 27, NWS Melbourne, FL

September 17, 2017Volusia County, Florida

NWS Melbourne, FL issued this rip current statement at Sep 17, 2017, 4:44 AM EDT for Volusia County, Florida. It took effect at Sep 17, 2017, 7:00 AM EDT. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued
Sep 17, 2017, 4:44 AM EDT (08:44 UTC)
In effect from
Sep 17, 2017, 7:00 AM EDT
Expired
Sep 17, 2017, 8:00 PM EDT
In force
13 hr
Issued by
NWS Melbourne, FL

County Volusia County, FL

The radar

The Melbourne radar (KMLB), 116 km from the middle of the area, began a volume at 08:47 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

Cape Canaveral, FL (KXMR), launched 00:00Z, 8.7 hours before the alert went out and 91 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, Cape Canaveral, FL at 00:00Z on 2017-09-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 421 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, Cape Canaveral, FL at 00:00Z on 2017-09-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -44 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
421 J/kg
Mixed-layer CIN
-32 J/kg
Mixed-layer LCL
880 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
-44 m²/s²
0-3 km storm-relative helicity
-11 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.6

Open this sounding in Storm Lab

The text

As transmitted.

890 
WHUS42 KMLB 170844
CFWMLB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
444 AM EDT SUN SEP 17 2017

...BUILDING SWELLS FROM HURRICANE JOSE WILL CONTINUE TO PRODUCE
ROUGH SURF AND DANGEROUS RIP CURRENTS THIS WEEKEND...

FLZ047-054-059-064-141-147-180200-
/O.NEW.KMLB.RP.S.0027.170917T1100Z-170918T0000Z/
/O.CON.KMLB.SU.Y.0003.000000T0000Z-170918T0200Z/
SOUTHERN BREVARD COUNTY-INDIAN RIVER-ST. LUCIE-MARTIN-
COASTAL VOLUSIA COUNTY-NORTHERN BREVARD COUNTY-
444 AM EDT SUN SEP 17 2017

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
...HIGH RIP CURRENT RISK IN EFFECT THROUGH THIS EVENING...

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

* WAVES AND SURF...LARGE BREAKING WAVES BUILDING TO 6 TO 7 FEET IN
  THE SURF ZONE THROUGH SUNDAY AFTERNOON. 

* TIMING...THROUGH SUNDAY EVENING. HIGH SURF WILL POSE A HAZARD
  FOR SWIMMERS TODAY. MINOR TO MODERATE BEACH EROSION MAY OCCUR
  NEAR THE TIMES OF HIGH TIDE BEFORE SUNRISE THIS MORNING AND
  BETWEEN 6 PM AND 7 PM THIS EVENING. 

* IMPACTS...LARGE BREAKING WAVES WILL MAKE SWIMMING INCREASINGLY
  DIFFICULT AND DANGEROUS. NUMEROUS RIP CURRENTS WILL LIKELY FORM,
  AND ESPECIALLY DURING THE OUTGOING TIDES. ROUGH POUNDING SURF 
  COULD EASILY KNOCK YOU OFF YOUR FEET AND MAKE YOU EVEN MORE 
  SUSCEPTIBLE TO THE SEAWARD PULL OF A RIP CURRENT. THE HIGH SURF 
  WILL ALSO LIKELY CAUSE ADDITIONAL EROSION AND POSSIBLE BREACHES 
  OF BEACHES AND THE DUNES THAT HAVE ALREADY BEEN WEAKENED BY 
  HURRICANE IRMA, DURING THOSE TIMES OF HIGH TIDES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING LOCALIZED BEACH EROSION AND
DANGEROUS SWIMMING CONDITIONS. HEED THE ADVICE OF THE BEACH
PATROL. BEACHGOERS MAY NOT WANT TO ENTER THE WATER ABOVE THEIR
KNEES, OR STAY OUT OF THE WATER ALTOGETHER.

THERE IS A HIGH RISK OF RIP CURRENTS TODAY. 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 JETTIES AND PIERS. HEED THE ADVICE 
OF LIFEGUARDS...BEACH PATROL FLAGS AND SIGNS.

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING LOCALIZED BEACH EROSION AND
DANGEROUS SWIMMING CONDITIONS.

&&

$$

VOLKMER
2 follow-up statements
205 
WHUS42 KMLB 171830
CFWMLB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
230 PM EDT SUN SEP 17 2017

...BUILDING SWELLS FROM HURRICANE JOSE WILL CONTINUE TO PRODUCE
ROUGH SURF AND DANGEROUS RIP CURRENTS INTO EARLY NEXT WEEK...

FLZ047-054-059-064-141-147-181400-
/O.EXT.KMLB.SU.Y.0003.000000T0000Z-170918T1400Z/
/O.CON.KMLB.RP.S.0027.000000T0000Z-170918T0000Z/
SOUTHERN BREVARD COUNTY-INDIAN RIVER-ST. LUCIE-MARTIN-
COASTAL VOLUSIA COUNTY-NORTHERN BREVARD COUNTY-
230 PM EDT SUN SEP 17 2017

...HIGH SURF ADVISORY NOW IN EFFECT UNTIL 10 AM EDT MONDAY...
...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* WAVES AND SURF...LARGE BREAKING WAVES BUILDING TO 5 TO 7 FEET IN
  THE SURF ZONE THROUGH MONDAY MORNING. 

* TIMING...HIGH SURF WILL POSE A HAZARD FOR SWIMMERS THIS EVENING
  AND AGAIN MONDAY MORNING. MINOR TO MODERATE BEACH EROSION MAY
  OCCUR NEAR THE TIMES OF HIGH TIDE BETWEEN 6 PM AND 7 PM THIS
  EVENING AND AGAIN BETWEEN 630 AM AND 730 AM MONDAY MORNING. 

* IMPACTS...LARGE BREAKING WAVES WILL MAKE SWIMMING INCREASINGLY
  DIFFICULT AND DANGEROUS. NUMEROUS RIP CURRENTS WILL LIKELY FORM,
  AND ESPECIALLY DURING THE OUTGOING TIDES. ROUGH POUNDING SURF 
  COULD EASILY KNOCK YOU OFF YOUR FEET AND MAKE YOU EVEN MORE 
  SUSCEPTIBLE TO THE SEAWARD PULL OF A RIP CURRENT. THE HIGH SURF 
  WILL ALSO LIKELY CAUSE ADDITIONAL EROSION AND POSSIBLE BREACHES 
  OF BEACHES AND THE DUNES THAT HAVE ALREADY BEEN WEAKENED BY 
  HURRICANE IRMA, DURING THOSE TIMES OF HIGH TIDES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING LOCALIZED BEACH EROSION AND
DANGEROUS SWIMMING CONDITIONS. HEED THE ADVICE OF THE BEACH
PATROL. BEACHGOERS MAY NOT WANT TO ENTER THE WATER ABOVE THEIR
KNEES, OR STAY OUT OF THE WATER ALTOGETHER.

THERE IS A HIGH RISK OF RIP CURRENTS TODAY. 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 JETTIES AND PIERS. HEED THE ADVICE
OF LIFEGUARDS...BEACH PATROL FLAGS AND SIGNS.

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING LOCALIZED BEACH EROSION AND
DANGEROUS SWIMMING CONDITIONS.

&&

$$

SEDLOCK
031 
WHUS42 KMLB 172358
CFWMLB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
758 PM EDT SUN SEP 17 2017

...BUILDING SWELLS FROM HURRICANE JOSE WILL CONTINUE TO PRODUCE
ROUGH SURF AND DANGEROUS RIP CURRENTS INTO EARLY NEXT WEEK...

FLZ047-054-059-064-141-147-181400-
/O.EXP.KMLB.RP.S.0027.000000T0000Z-170918T0000Z/
/O.CON.KMLB.SU.Y.0003.000000T0000Z-170918T1400Z/
SOUTHERN BREVARD COUNTY-INDIAN RIVER-ST. LUCIE-MARTIN-
COASTAL VOLUSIA COUNTY-NORTHERN BREVARD COUNTY-
758 PM EDT SUN SEP 17 2017

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT MONDAY...
...HIGH RIP CURRENT RISK WILL EXPIRE AT 8 PM EDT THIS EVENING...

* WAVES AND SURF...LARGE BREAKING WAVES BUILDING TO 5 TO 7 FEET 
  IN THE SURF ZONE THROUGH MONDAY MORNING. 

* TIMING...HIGH SURF WILL POSE A HAZARD FOR SWIMMERS THIS EVENING
  AND AGAIN MONDAY MORNING. MINOR TO MODERATE BEACH EROSION MAY
  OCCUR NEAR THE TIMES OF HIGH TIDE BETWEEN 630 AM AND 730 AM
  MONDAY MORNING.

* IMPACTS...LARGE BREAKING WAVES WILL MAKE SWIMMING INCREASINGLY 
  DIFFICULT AND DANGEROUS. NUMEROUS RIP CURRENTS WILL LIKELY 
  FORM, AND ESPECIALLY DURING THE OUTGOING TIDES. ROUGH POUNDING 
  SURF COULD EASILY KNOCK YOU OFF YOUR FEET AND MAKE YOU EVEN 
  MORE SUSCEPTIBLE TO THE SEAWARD PULL OF A RIP CURRENT. THE 
  HIGH SURF WILL ALSO LIKELY CAUSE ADDITIONAL EROSION AND 
  POSSIBLE BREACHES OF BEACHES AND THE DUNES THAT HAVE ALREADY 
  BEEN WEAKENED BY HURRICANE IRMA, DURING THOSE TIMES OF HIGH 
  TIDES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING LOCALIZED BEACH EROSION AND
DANGEROUS SWIMMING CONDITIONS. HEED THE ADVICE OF THE BEACH
PATROL. BEACHGOERS MAY NOT WANT TO ENTER THE WATER ABOVE THEIR
KNEES, OR STAY OUT OF THE WATER ALTOGETHER.

THERE WILL LIKELY BE A HIGH RISK OF RIP CURRENTS AGAIN ON MONDAY.
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 JETTIES AND 
PIERS. HEED THE ADVICE OF LIFEGUARDS...BEACH PATROL FLAGS AND 
SIGNS.

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING LOCALIZED BEACH EROSION AND
DANGEROUS SWIMMING CONDITIONS.

&&

$$

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.