Alert archive / Florida / Beach Hazards Statements in 2021

Beach Hazards Statement 13, NWS Melbourne, FL

April 1, 2021Volusia County, Florida

NWS Melbourne, FL issued this beach hazards statement at Apr 1, 2021, 4:30 AM EDT for Volusia County, Florida. It was in force for 72 hr.

The area

The counties it named.

The facts

Issued
Apr 1, 2021, 4:30 AM EDT (08:30 UTC)
Expired
Apr 4, 2021, 4:00 AM EDT
In force
72 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 08:33 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, 8.5 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 2021-04-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 333 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 2021-04-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 square meters per square second.19395878Sfc1 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
333 J/kg
Mixed-layer CIN
-62 J/kg
Mixed-layer LCL
1132 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
92 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.9

Open this sounding in Storm Lab

The text

As transmitted.

176 
WHUS42 KMLB 010830
CFWMLB

Coastal Hazard Message
National Weather Service Melbourne FL
430 AM EDT Thu Apr 1 2021

FLZ047-054-059-064-141-147-020900-
/O.NEW.KMLB.BH.S.0013.210401T0830Z-210403T0000Z/
Southern Brevard-Indian River-St. Lucie-Martin-Coastal Volusia-
Northern Brevard-
430 AM EDT Thu Apr 1 2021

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

* WHAT...Strong north winds of 20 to 25 mph with higher gusts will
  produce increasingly rough, choppy surf, and a strong southward
  flowing longshore current in the central Florida Atlantic surf
  zone from early this afternoon through at least Friday evening.
  Dangerous rip currents will also be present.

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

* WHEN...Through Friday evening.

* IMPACTS...Building surf is expected this afternoon! Moderately
  large breaking waves can knock you off your feet and make you 
  even more susceptible to becoming caught in the seaward pull of 
  a rip current. 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Because of the deteriorating wind and surf conditions, entering 
the water is not recommended.

&&

$$
3 follow-up statements
493 
WHUS42 KMLB 020717
CFWMLB

Coastal Hazard Message
National Weather Service Melbourne FL
317 AM EDT Fri Apr 2 2021

FLZ047-054-059-064-141-147-030800-
/O.NEW.KMLB.RP.S.0017.210402T0717Z-210404T0800Z/
/O.EXT.KMLB.BH.S.0013.000000T0000Z-210404T0800Z/
Southern Brevard-Indian River-St. Lucie-Martin-Coastal Volusia-
Northern Brevard-
317 AM EDT Fri Apr 2 2021

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

* WHAT...For the Beach Hazards Statement, rough surf and large
  breaking waves up to 7 feet. There will also be a strong
  southward flowing long shore current today. 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 Saturday night.

* IMPACTS...Rip currents can sweep swimmers away from shore into
  deeper water. Rough surf can knock you down and make you even
  more susceptible to becoming caught in a rip current.
 

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 not recommended.

&&

$$
878 
WHUS42 KMLB 030704
CFWMLB

Coastal Hazard Message
National Weather Service Melbourne FL
304 AM EDT Sat Apr 3 2021

FLZ047-054-059-064-141-147-040800-
/O.EXT.KMLB.RP.S.0017.000000T0000Z-210405T0000Z/
/O.CON.KMLB.BH.S.0013.000000T0000Z-210404T0800Z/
Southern Brevard-Indian River-St. Lucie-Martin-Coastal Volusia-
Northern Brevard-
304 AM EDT Sat Apr 3 2021

...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH SUNDAY EVENING...
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
TONIGHT...

* WHAT...For the Beach Hazards Statement, rough surf and large
  breaking waves up to 6 feet. For the High Rip Current Risk,
  numerous strong and life-threatening rip currents.

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

* WHEN...For the Beach Hazards Statement, through late tonight. 
  For the High Rip Current Risk, through Sunday evening.

* IMPACTS...Rip currents can sweep swimmers away from shore into
  deeper water. Rough surf can knock you down and make you even
  more susceptible to becoming caught in a rip current.

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 not recommended.

&&

$$
828 
WHUS42 KMLB 040804
CFWMLB

Coastal Hazard Message
National Weather Service Melbourne FL
404 AM EDT Sun Apr 4 2021

FLZ047-054-059-064-141-147-050800-
/O.EXP.KMLB.BH.S.0013.000000T0000Z-210404T0800Z/
/O.EXT.KMLB.RP.S.0017.000000T0000Z-210405T0800Z/
Southern Brevard-Indian River-St. Lucie-Martin-Coastal Volusia-
Northern Brevard-
404 AM EDT Sun Apr 4 2021

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

* WHAT...Numerous strong and life-threatening rip currents

* WHERE...Martin, Coastal Volusia, 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.

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 not recommended.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 1, 3:47 PM EDTSpecial Weather StatementMLBOkeechobee43 min
Apr 1, 4:20 PM EDTSpecial Weather StatementMLBSaint Lucie40 min
Apr 1, 4:52 PM EDTSpecial Weather StatementMLBMartin38 min
Apr 1, 5:30 PM EDTSpecial Weather StatementMLBMartin45 min
Apr 1, 6:14 PM EDTSpecial Weather StatementMLBMartin31 min

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.