Alert archive / Florida / Beach Hazards Statements in 2021

Beach Hazards Statement 19, NWS Melbourne, FL

May 18, 2021Volusia County, Florida

NWS Melbourne, FL issued this beach hazards statement at May 18, 2021, 3:23 AM EDT for Volusia County, Florida. It was in force for 47 hr.

The area

The counties it named.

The facts

Issued
May 18, 2021, 3:23 AM EDT (07:23 UTC)
Expired
May 20, 2021, 2:26 AM EDT
In force
47 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 07:23 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, 7.4 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 2021-05-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 41 joules per kilogram.LCLEL10008507005003002001001 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 2021-05-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -21 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
41 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
1173 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
-21 m²/s²
0-3 km storm-relative helicity
16 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

737 
WHUS42 KMLB 180723
CFWMLB

Coastal Hazard Message
National Weather Service Melbourne FL
323 AM EDT Tue May 18 2021

FLZ047-054-059-064-141-147-190800-
/O.NEW.KMLB.BH.S.0019.210518T0723Z-210520T0800Z/
/O.EXT.KMLB.RP.S.0018.000000T0000Z-210520T0800Z/
Southern Brevard-Indian River-St. Lucie-Martin-Coastal Volusia-
Northern Brevard-
323 AM EDT Tue May 18 2021

...BEACH HAZARDS STATEMENT IN EFFECT THROUGH LATE WEDNESDAY
NIGHT...

...HIGH RIP CURRENT RISK iN EFFECT THROUGH LATE WEDNESDAY 
NIGHT...

* WHAT...For the Beach Hazards Statement, swells building into the
  surf zone, produce large breaking waves up to 6 feet. For the
  High Rip Current Risk, numerous strong and dangerous rip 
  currents.

* WHERE...Southern Brevard, Indian River, St. Lucie, Martin, 
  Coastal Volusia and Northern Brevard Counties.

* WHEN...Through late Wednesday night.

* IMPACTS...Rip currents can sweep even the best swimmers away
  from shore into deeper water.

* ADDITIONAL DETAILS...While strong rip currents will always be
  present, during the next two days, the threat will be highest
  through late morning, and again in the late afternoon.
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. Entering the water is not recommended due to the hazardous
surf and rip current conditions.


&&

$$
2 follow-up statements
303 
WHUS42 KMLB 190716
CFWMLB

Coastal Hazard Message
National Weather Service Melbourne FL
316 AM EDT Wed May 19 2021

FLZ047-054-059-064-141-147-200830-
/O.EXT.KMLB.BH.S.0019.000000T0000Z-210521T0800Z/
/O.EXT.KMLB.RP.S.0018.000000T0000Z-210521T0800Z/
Southern Brevard-Indian River-St. Lucie-Martin-Coastal Volusia-
Northern Brevard-
316 AM EDT Wed May 19 2021

...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH LATE THURSDAY
NIGHT...
...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH LATE THURSDAY
NIGHT...

* WHAT...For the Beach Hazards Statement, swells building into 
  the surf zone, produce large breaking waves up to 6 feet. For 
  the High Rip Current Risk, numerous strong and dangerous rip 
  currents.

* WHERE...Southern Brevard, Indian River, St. Lucie, Martin, 
  Coastal Volusia and Northern Brevard Counties.

* WHEN...Through late Thursday night.

* IMPACTS...Rip currents can sweep even the best swimmers away 
  from shore into deeper water.

* ADDITIONAL DETAILS...While strong rip currents will always be
  present during the next two days, the threat will be highest 
  through late morning, and again in the late afternoon and 
  through sunset.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$
895 
WHUS42 KMLB 200626
CFWMLB

Coastal Hazard Message
National Weather Service Melbourne FL
226 AM EDT Thu May 20 2021

FLZ047-054-059-064-141-147-210800-
/O.CAN.KMLB.BH.S.0019.000000T0000Z-210521T0800Z/
/O.CON.KMLB.RP.S.0018.000000T0000Z-210521T0800Z/
Southern Brevard-Indian River-St. Lucie-Martin-Coastal Volusia-
Northern Brevard-
226 AM EDT Thu May 20 2021

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE TONIGHT...

* WHAT...Numerous strong and dangerous rip currents. Swells
  building into the surf zone will produce large breaking waves up
  to 6 feet. 

* WHERE...Martin, Coastal Volusia, Northern Brevard, Southern 
  Brevard, St. Lucie and Indian River Counties.

* WHEN...Through late tonight.

* IMPACTS...Rip currents can sweep even the best swimmers away 
  from shore into deeper water.

* ADDITIONAL DETAILS...While strong rip currents will always be
  present, the threat will be highest through noon today, and
  again this evening.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

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.

&&

$$

Sedlock

The office that day

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

IssuedProductOfficeCountiesLasted
May 18, 3:09 AM EDTSmall Craft AdvisoryMLB5 days

Nearby

Beach Hazards Statements in Florida, 2021Every beach hazards statement in 2021

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.