Alert archive / Florida / High Surf Advisories in 2011

High Surf Advisory 2, NWS Melbourne, FL

October 7, 2011Volusia County, Florida

NWS Melbourne, FL issued this high surf advisory at Oct 7, 2011, 3:05 PM EDT for Volusia County, Florida. It took effect at Oct 7, 2011, 4:00 PM EDT. It was in force for 60 hr.

The area

The counties it named.

The facts

Issued
Oct 7, 2011, 3:05 PM EDT (19:05 UTC)
In effect from
Oct 7, 2011, 4:00 PM EDT
Expired
Oct 10, 2011, 4:00 AM EDT
In force
60 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 19:06 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 12:00Z, 7.1 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 12:00Z on 2011-10-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1010 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 12:00Z on 2011-10-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 2 square meters per square second.193958Sfc1 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
1010 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
932 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
30 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.

451 
WHUS42 KMLB 071905
CFWMLB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
305 PM EDT FRI OCT 7 2011

FLZ047-054-059-064-141-147-082000-
/O.NEW.KMLB.SU.Y.0002.111007T2000Z-111009T2000Z/
SOUTHERN BREVARD-INDIAN RIVER-ST. LUCIE-MARTIN-COASTAL VOLUSIA-
NORTHERN BREVARD-
305 PM EDT FRI OCT 7 2011

...HIGH SURF ADVISORY IN EFFECT UNTIL 4 PM EDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A HIGH SURF
ADVISORY...WHICH IS IN EFFECT UNTIL 4 PM EDT SUNDAY. 

* WAVES AND SURF...LARGE SURF OF 5 TO 7 FEET AT ATLANTIC COAST
  BEACHES WILL OCCUR INTO SUNDAY. THE LARGE POUNDING SURF ALONG
  WITH STRONG RIP CURRENTS WILL MAKE THE SURF ZONE VERY
  DANGEROUS. ENTERING THE WATER IS NOT ADVISED...AS LARGE BREAKERS
  CAN EASILY KNOCK YOU DOWN AND SWEEP YOU OUT INTO DEEPER WATER.

* TIMING...DANGEROUS SURF AND RIP CURRENTS WILL BE AN ONGOING THREAT
  AND MODERATE BEACH EROSION WILL OCCUR WITH HIGH TIDES.

* IMPACTS...DANGEROUS BREAKING WAVES IN THE SURF ZONE WILL OCCUR INTO
  THIS WEEKEND. THE HAZARD FOR DANGEROUS RIP CURRENTS WILL PERSIST
  AT ALL BEACHES. DEVELOPMENT OF NEW CHANNELS IN SANDBARS CAN
  PRODUCE NEW RIP CURRENT DANGERS AT AREAS PREVIOUSLY CONSIDERED
  SAFE FOR SWIMMING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH
EROSION.

&&

$$

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW RIP CURRENT HAZARD...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=RCVTECCHM
2 follow-up statements
361 
WHUS42 KMLB 081921
CFWMLB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
321 PM EDT SAT OCT 8 2011

FLZ047-054-059-064-141-147-100800-
/O.EXT.KMLB.SU.Y.0002.000000T0000Z-111010T0800Z/
SOUTHERN BREVARD-INDIAN RIVER-ST. LUCIE-MARTIN-COASTAL VOLUSIA-
NORTHERN BREVARD-
321 PM EDT SAT OCT 8 2011

...HIGH SURF ADVISORY NOW IN EFFECT UNTIL 4 AM EDT MONDAY...

* WAVES AND SURF...LARGE SURF OF 5 TO 8 FEET AT ATLANTIC COAST
  BEACHES WILL OCCUR INTO LATE SUNDAY NIGHT. THE LARGE POUNDING
  SURF ALONG WITH STRONG RIP CURRENTS WILL MAKE THE SURF ZONE
  VERY DANGEROUS. ENTERING THE WATER IS NOT ADVISED...AS LARGE
  BREAKERS CAN EASILY KNOCK YOU DOWN AND SWEEP YOU OUT INTO DEEPER
  WATER.

* TIMING...DANGEROUS SURF AND RIP CURRENTS WILL BE AN ONGOING 
  THREAT AND MODERATE BEACH EROSION WILL OCCUR WITH HIGH TIDES. 

* IMPACTS...DANGEROUS BREAKING WAVES IN THE SURF ZONE WILL OCCUR
  THROUGH THIS WEEKEND. THE HAZARD FOR DANGEROUS RIP CURRENTS
  WILL PERSIST AT ALL BEACHES. DEVELOPMENT OF NEW CHANNELS IN
  SANDBARS CAN PRODUCE NEW RIP CURRENT DANGERS AT AREAS PREVIOUSLY
  CONSIDERED SAFE FOR SWIMMING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH
EROSION.

&&

$$


PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW RIP CURRENT HAZARD...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=RCVTECCHM
797 
WHUS42 KMLB 090812
CFWMLB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
412 AM EDT SUN OCT 9 2011

FLZ047-054-059-064-141-147-100800-
/O.CON.KMLB.SU.Y.0002.000000T0000Z-111010T0800Z/
SOUTHERN BREVARD-INDIAN RIVER-ST. LUCIE-MARTIN-COASTAL VOLUSIA-
NORTHERN BREVARD-
412 AM EDT SUN OCT 9 2011

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 4 AM EDT MONDAY...

* TIMING...DANGEROUS SURF AND RIP CURRENTS WILL BE AN ONGOING 
  THREAT AND MODERATE BEACH EROSION WILL OCCUR WITH HIGH TIDES. 

* IMPACTS...LARGE SURF OF 5 TO 8 FEET AT ATLANTIC COAST BEACHES
  WILL OCCUR INTO LATE TONIGHT. THE LARGE POUNDING SURF WILL MAKE
  THE SURF ZONE VERY DANGEROUS. ENTERING THE WATER IS NOT
  ADVISED...AS LARGE BREAKERS CAN EASILY KNOCK YOU DOWN AND SWEEP
  YOU OUT INTO DEEPER WATER. STRONG RIP CURRENTS ALSO OCCUR DURING
  THESE ROUGH CONDITIONS...ESPECIALLY NEAR PIERS AND JETTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$


PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW RIP CURRENT HAZARD...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=RCVTECCHM

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 7, 5:56 AM EDTAreal Flood AdvisoryMLBSaint Lucie94 min
Oct 7, 6:33 AM EDTLake Wind AdvisoryMLBSeminole, Volusia13 hr
Oct 7, 7:29 AM EDTAreal Flood AdvisoryMLBSaint Lucie2 hr
Oct 7, 9:26 AM EDTAreal Flood AdvisoryMLBSaint Lucie2 hr
Oct 7, 2:36 PM EDTFlood WatchMLBOkeechobee, Orange, Osceola, Seminole, Volusia61 hr
Oct 7, 6:52 PM EDTSpecial Marine WarningMLB101 min
Oct 7, 7:19 PM EDTSpecial Weather StatementMLBMartin41 min

Nearby

High Surf Advisories in Florida, 2011Every high surf advisory in 2011

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.