Alert archive / Florida / Rip Current Statements in 2015

Rip Current Statement 29, NWS Melbourne, FL

November 30, 2015Volusia County, Florida

NWS Melbourne, FL issued this rip current statement at Nov 30, 2015, 3:25 AM EST for Volusia County, Florida. It took effect at Nov 30, 2015, 4:00 AM EST. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued: Nov 30, 2015, 3:25 AM EST (08:25 UTC)
In effect from: Nov 30, 2015, 4:00 AM EST
Expired: Nov 30, 2015, 7:00 PM EST
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 08:24 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, 8.4 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: 4 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 947 m above ground
0-6 km bulk shear: 5 kt
0-1 km storm-relative helicity: -49 m²/s²
0-3 km storm-relative helicity: -3 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

855 
WHUS42 KMLB 300825
CFWMLB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
325 AM EST MON NOV 30 2015

FLZ047-054-059-064-141-147-301630-
/O.NEW.KMLB.RP.S.0029.151130T0900Z-151201T0000Z/
SOUTHERN BREVARD COUNTY-INDIAN RIVER-ST. LUCIE-MARTIN-
COASTAL VOLUSIA COUNTY-NORTHERN BREVARD COUNTY-
325 AM EST MON NOV 30 2015

...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 WILL BE GREATEST DURING THE OUTGOING TIDE
  THIS AFTERNOON. 

* IMPACTS...LIFE THREATENING RIP CURRENTS ARE LIKELY IN THE SURF
  ZONE. IF YOU DECIDE TO ENTER THE SURF...SWIM ONLY WITHIN SIGHT
  OF A LIFEGUARD...AND NEVER SWIM ALONE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THERE IS A HIGH RISK OF RIP CURRENTS.

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 GROINS...
JETTIES AND PIERS. HEED THE ADVICE OF LIFEGUARDS...BEACH PATROL
FLAGS AND SIGNS.

IF YOU BECOME CAUGHT IN A RIP CURRENT...YELL FOR HELP. REMAIN
CALM...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. 

&&

$$

WEITLICH

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 29, 10:11 PM EST	Small Craft Advisory for Hazardous Seas	MLB		6 hr

Nearby

Rip Current Statements in Florida, 2015 Every rip current statement in 2015

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.