Alert archive / Florida / Beach Hazards Statements in 2017

Beach Hazards Statement 9, NWS Melbourne, FL

October 12, 2017Volusia County, Florida

NWS Melbourne, FL issued this beach hazards statement at Oct 12, 2017, 3:48 AM EDT for Volusia County, Florida. It took effect at Oct 12, 2017, 5:00 AM EDT. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Oct 12, 2017, 3:48 AM EDT (07:48 UTC)
In effect from
Oct 12, 2017, 5:00 AM EDT
Expired
Oct 12, 2017, 7:00 PM EDT
In force
14 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 07:48 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, 7.8 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 2017-10-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 295 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 2017-10-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 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
295 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
870 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
24 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

As transmitted.

101 
WHUS42 KMLB 120748
CFWMLB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
348 AM EDT THU OCT 12 2017

FLZ047-054-059-064-141-147-122300-
/O.NEW.KMLB.BH.S.0009.171012T0900Z-171012T2300Z/
SOUTHERN BREVARD COUNTY-INDIAN RIVER-ST. LUCIE-MARTIN-
COASTAL VOLUSIA COUNTY-NORTHERN BREVARD COUNTY-
348 AM EDT THU OCT 12 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...NORTHEAST WINDS WILL CREATE ROUGH SURF ALONG WITH RIP
  CURRENTS IN THE SURF ZONE TODAY.

* 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.

&&

$$

KELLY

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 12, 3:54 AM EDTSmall Craft AdvisoryMLB49 hr

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.