Alert archive / Florida / Rip Current Statements in 2016

Rip Current Statement 46, NWS Melbourne, FL

October 20, 2016Volusia County, Florida

NWS Melbourne, FL issued this rip current statement at Oct 20, 2016, 3:40 AM EDT for Volusia County, Florida. It took effect at Oct 20, 2016, 7:00 AM EDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Oct 20, 2016, 3:40 AM EDT (07:40 UTC)
In effect from
Oct 20, 2016, 7:00 AM EDT
Expired
Oct 20, 2016, 7:00 PM EDT
In force
12 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 07:40 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, 7.7 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 2016-10-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 2016-10-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 44 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1176 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
44 m²/s²
0-3 km storm-relative helicity
42 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

841 
WHUS42 KMLB 200740
CFWMLB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
340 AM EDT THU OCT 20 2016

...HIGH RISK OF RIP CURRENTS AT EAST CENTRAL FLORIDA BEACHES
TODAY...

FLZ047-054-059-064-141-147-202300-
/O.NEW.KMLB.RP.S.0046.161020T1100Z-161020T2300Z/
SOUTHERN BREVARD COUNTY-INDIAN RIVER-ST. LUCIE-MARTIN-
COASTAL VOLUSIA COUNTY-NORTHERN BREVARD COUNTY-
340 AM EDT THU OCT 20 2016

...HIGH RIP CURRENT RISK IN EFFECT FROM 7 AM EDT THIS MORNING
THROUGH THIS EVENING...

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A HIGH RIP
CURRENT RISK...WHICH IS IN EFFECT FROM 7 AM EDT THIS MORNING
THROUGH THIS EVENING. 

* WAVES AND SURF...LONG PERIOD NORTHEAST SWELLS UP TO 3 TO 5 FEET
  ARE EXPECTED IN THE SURF ZONE CONTRIBUTING TO A HIGH RISK OF RIP
  CURRENTS TODAY.

* IMPACTS...STRONG RIP CURRENTS ARE FORECAST WHICH WILL BE
  HAZARDOUS FOR THOSE IN THE SURF ZONE.

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 REMAIN CALM.
DON'T FIGHT THE CURRENT. SWIM IN A DIRECTION FOLLOWING THE
SHORELINE. IF UNABLE TO ESCAPE...FACE THE SHORE AND CALL OR WAVE
FOR HELP. IF TIRED, FLOAT OR TREAD WATER UNTIL OUT OF THE RIP
CURRENT.

&&

$$

VOLKMER

Nearby

Rip Current Statements in Florida, 2016Every rip current statement in 2016

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.