Alert archive / Florida / Rip Current Statements in 2016

Rip Current Statement 36, NWS Melbourne, FL

September 17, 2016Volusia County, Florida

NWS Melbourne, FL issued this rip current statement at Sep 17, 2016, 4:29 AM EDT for Volusia County, Florida. It took effect at Sep 17, 2016, 5:00 AM EDT. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued: Sep 17, 2016, 4:29 AM EDT (08:29 UTC)
In effect from: Sep 17, 2016, 5:00 AM EDT
Expired: Sep 17, 2016, 8:00 PM EDT
In force: 15 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 08:30 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1072 J/kg
Mixed-layer CIN: -9 J/kg
Mixed-layer LCL: 811 m above ground
0-6 km bulk shear: 8 kt
0-1 km storm-relative helicity: 6 m²/s²
0-3 km storm-relative helicity: 12 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

788 
WHUS42 KMLB 170829
CFWMLB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
429 AM EDT SAT SEP 17 2016

FLZ047-054-059-064-141-147-180000-
/O.NEW.KMLB.RP.S.0036.160917T0900Z-160918T0000Z/
SOUTHERN BREVARD COUNTY-INDIAN RIVER-ST. LUCIE-MARTIN-
COASTAL VOLUSIA COUNTY-NORTHERN BREVARD COUNTY-
429 AM EDT SAT SEP 17 2016

...HIGH RIP CURRENT RISK IN EFFECT THROUGH THIS EVENING...

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

* TIMING...THE THREAT FOR DANGEROUS RIP CURRENTS WILL BE IN PLACE
  ALL DAY, HOWEVER, IT WILL BE ESPECIALLY HIGH FROM NOON TO 6 PM
  DUE TO TIDAL EFFECTS. 

* IMPACTS...A LINGERING SWELL FROM TROPICAL DEPRESSION JULIA WILL
  RESULT IN A HIGH RISK FOR RIP CURRENTS ALONG THE BEACHES OF EAST
  CENTRAL FLORIDA. THE SEAWARD PULL OF A RIP CURRENT CAN BE LIFE
  THREATENING. THOSE THAT VENTURE INTO THE WATER AND SURF ZONE
  SHOULD NOT BE CAUGHT UNAWARE.

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.

IF YOU BECOME CAUGHT IN A RIP CURRENT...REMAIN CALM AND YELL FOR
HELP. DO NOT EXHAUST YOURSELF AND STAY AFLOAT WHILE WAITING FOR
HELP. IF YOU HAVE TO SWIM OUT OF A RIP CURRENT...SWIM PARALLEL TO
SHORE AND BACK TOWARD THE BEACH WHEN POSSIBLE. DO NOT ATTEMPT TO
SWIM DIRECTLY AGAINST A RIP CURRENT AS YOU WILL TIRE QUICKLY.

&&

$$

Nearby

Rip Current Statements in Florida, 2016 Every 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.