Alert archive / Florida / Beach Hazards Statements in 2017

Beach Hazards Statement 14, NWS Melbourne, FL

October 20, 2017Volusia County, Florida

NWS Melbourne, FL issued this beach hazards statement at Oct 20, 2017, 4:23 AM EDT for Volusia County, Florida. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Oct 20, 2017, 4:23 AM EDT (08:23 UTC)
Expired
Oct 20, 2017, 7:00 PM EDT
In force
15 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 08:26 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, 8.4 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 2017-10-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 310 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 00:00Z on 2017-10-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -50 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
310 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
871 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
-50 m²/s²
0-3 km storm-relative helicity
-8 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.7

Open this sounding in Storm Lab

The text

As transmitted.

281 
WHUS42 KMLB 200823
CFWMLB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
423 AM EDT FRI OCT 20 2017

FLZ047-054-059-064-141-147-202300-
/O.NEW.KMLB.BH.S.0014.171020T0823Z-171020T2300Z/
SOUTHERN BREVARD COUNTY-INDIAN RIVER-ST. LUCIE-MARTIN-
COASTAL VOLUSIA COUNTY-NORTHERN BREVARD COUNTY-
423 AM EDT FRI OCT 20 2017

...BEACH HAZARDS STATEMENT IN EFFECT THROUGH THIS EVENING...

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A BEACH
HAZARDS STATEMENT FOR ROUGH SURF, WHICH IS IN EFFECT THROUGH THIS
EVENING.

* HAZARDS...BREEZY EAST WINDS AND A BUILDING OCEAN SWELL WILL
  CREATE ROUGH SURF ALONG WITH DANGEROUS RIP CURRENTS IN THE SURF
  ZONE. 

* TIMING...EXPECT ROUGH SURF AND RIP CURRENTS THROUGH THE DAY.

* LOCATION...ALONG THE BEACHES OF VOLUSIA, BREVARD, INDIAN RIVER,
  SAINT LUCIE AND MARTIN COUNTIES.

* POTENTIAL IMPACTS...ROUGH SURF CAN BE MORE DANGEROUS THAN IT
  APPEARS WHILE STANDING ON THE BEACH. HEAVY BREAKING WAVES CAN
  KNOCK YOU OFF A SANDBAR INTO DEEPER WATER OR INTO STRONG
  CURRENTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SWIM NEAR A LIFEGUARD. IF CAUGHT IN A RIP CURRENT, RELAX AND
FLOAT. DON'T SWIM AGAINST THE CURRENT. IF ABLE, SWIM IN A
DIRECTION FOLLOWING THE SHORELINE. IF UNABLE TO ESCAPE, FACE THE
SHORE AND CALL OR WAVE FOR HELP.

&&

$$

ULRICH

Nearby

Beach Hazards Statements in Florida, 2017Every beach hazards 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.