Alert archive / Florida / Beach Hazards Statements in 2020

Beach Hazards Statement 9, NWS Melbourne, FL

January 30, 2020Volusia County, Florida

NWS Melbourne, FL issued this beach hazards statement at Jan 30, 2020, 4:05 AM EST for Volusia County, Florida. It took effect at Jan 30, 2020, 6:00 AM EST. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued
Jan 30, 2020, 4:05 AM EST (09:05 UTC)
In effect from
Jan 30, 2020, 6:00 AM EST
Expired
Jan 30, 2020, 7:00 PM EST
In force
13 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 09:05 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, 9.1 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 2020-01-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 370 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 2020-01-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 209 square meters per square second.1939587897117Sfc1 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
370 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
625 m above ground
0-6 km bulk shear
74 kt
0-1 km storm-relative helicity
209 m²/s²
0-3 km storm-relative helicity
365 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

Open this sounding in Storm Lab

The text

As transmitted.

042 
WHUS42 KMLB 300905
CFWMLB

Coastal Hazard Message
National Weather Service Melbourne FL
405 AM EST Thu Jan 30 2020

FLZ047-054-059-064-141-147-310000-
/O.NEW.KMLB.BH.S.0009.200130T1100Z-200131T0000Z/
Southern Brevard-Indian River-St. Lucie-Martin-Coastal Volusia-
Northern Brevard-
405 AM EST Thu Jan 30 2020

...BEACH HAZARDS STATEMENT IN EFFECT FROM 6 AM EST THIS MORNING
THROUGH THIS EVENING...

* WHAT...Rough, choppy surf, and a strong southward flowing 
  longshore current, and rip currents near piers and jetties are 
  expected.

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

* WHEN...Through 7 pm this evening.

* IMPACTS...Dangerous swimming and surf conditions. Rip currents
  may sweep even strong swimmers away from shore and into deeper
  water. While rip currents will be present all day, the threat
  will be highest surrounding the low tide cycle through 830 AM 
  this morning and again from 230 PM into early evening.

* ADDITIONAL DETAILS...To reduce your risk of becoming caught in 
the seaward pull of a rip current, swim only within sight of a 
lifeguard, and never swim alone.

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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 30, 4:03 AM ESTSmall Craft AdvisoryMLB30 hr

Nearby

Beach Hazards Statements in Florida, 2020Every beach hazards statement in 2020

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.