Alert archive / Florida / Beach Hazards Statements in 2021

Beach Hazards Statement 20, NWS Melbourne, FL

May 23, 2021Volusia County, Florida

NWS Melbourne, FL issued this beach hazards statement at May 23, 2021, 3:30 AM EDT for Volusia County, Florida. It was in force for 49 hr.

The area

The counties it named.

The facts

Issued
May 23, 2021, 3:30 AM EDT (07:30 UTC)
Expired
May 25, 2021, 4:00 AM EDT
In force
49 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 07:34 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, 7.5 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 2021-05-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 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 2021-05-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -3 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
4 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
1188 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
-3 m²/s²
0-3 km storm-relative helicity
-14 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

477 
WHUS42 KMLB 230730
CFWMLB

Coastal Hazard Message
National Weather Service Melbourne FL
330 AM EDT Sun May 23 2021

FLZ047-054-059-064-141-147-240800-
/O.NEW.KMLB.BH.S.0020.210523T0730Z-210525T0800Z/
/O.EXT.KMLB.RP.S.0018.000000T0000Z-210525T0800Z/
Southern Brevard-Indian River-St. Lucie-Martin-Coastal Volusia-
Northern Brevard-
330 AM EDT Sun May 23 2021

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

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

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

* WHEN...Through late Monday 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, the threat will be highest through from 900 AM through
  300 PM today, and again on Monday from 1000 AM through 400 PM.

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. Because of the dangerous surf and rip current conditions, 
entering the water is discouraged. 

&&

$$
1 follow-up statement
210 
WHUS42 KMLB 240758
CFWMLB

Coastal Hazard Message
National Weather Service Melbourne FL
358 AM EDT Mon May 24 2021

FLZ047-054-059-064-141-147-250800-
/O.CON.KMLB.BH.S.0020.000000T0000Z-210525T0800Z/
/O.CON.KMLB.RP.S.0018.000000T0000Z-210525T0800Z/
Southern Brevard-Indian River-St. Lucie-Martin-Coastal Volusia-
Northern Brevard-
358 AM EDT Mon May 24 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
TONIGHT...
...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 breaking waves of 4 to
  5 feet.

* WHERE...Southern Brevard, Indian River, St. Lucie, Martin, 
  Coastal Volusia and Northern Brevard 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 from 1000 AM this morning
  through 400 PM this 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. Because of the dangerous surf and rip current conditions, 
entering the water is discouraged. 

&&

$$

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.