Alert archive / Florida / Rip Current Statements in 2017

Rip Current Statement 19, NWS Tampa Bay, FL

May 13, 20176 counties in Florida

NWS Tampa Bay, FL issued this rip current statement at May 13, 2017, 4:12 AM EDT for 6 counties in Florida. It took effect at May 13, 2017, 11:00 AM EDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
May 13, 2017, 4:12 AM EDT (08:12 UTC)
In effect from
May 13, 2017, 11:00 AM EDT
Expired
May 13, 2017, 8:00 PM EDT
In force
9 hr
Issued by
NWS Tampa Bay, FL

Counties Charlotte County, FL, Hillsborough County, FL, Lee County, FL, Manatee County, FL, Pinellas County, FL, Sarasota County, FL

The radar

The Tampa radar (KTBW), 44 km from the middle of the area, began a volume at 08:15 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

Tampa Bay, FL (KTBW), launched 00:00Z, 8.2 hours before the alert went out and 43 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, Tampa Bay, FL at 00:00Z on 2017-05-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 65 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, Tampa Bay, FL at 00:00Z on 2017-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 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
65 J/kg
Mixed-layer CIN
-112 J/kg
Mixed-layer LCL
1073 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
83 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

192 
WHUS42 KTBW 130812
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
412 AM EDT SAT MAY 13 2017

FLZ050-151-155-160-162-165-131615-
/O.NEW.KTBW.RP.S.0019.170513T1500Z-170514T0000Z/
PINELLAS-COASTAL HILLSBOROUGH-COASTAL MANATEE-COASTAL SARASOTA-
COASTAL CHARLOTTE-COASTAL LEE-
412 AM EDT SAT MAY 13 2017

...HIGH RIP CURRENT RISK IN EFFECT FROM 11 AM EDT THIS MORNING
THROUGH THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TAMPA BAY RUSKIN HAS ISSUED A
HIGH RIP CURRENT RISK, WHICH IS IN EFFECT FROM 11 AM EDT THIS
MORNING THROUGH THIS EVENING. 

* RIP CURRENT TIMING...GUSTY ONSHORE WIND WILL CREATE HAZARDOUS
  RIP CURRENTS AT AREA BEACHES THROUGH THIS EVENING.

* RIP CURRENT IMPACTS...STRONG AND DANGEROUS 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 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. 

&&

$$


HTTP://WWW.WEATHER.GOV/TAMPA

The office that day

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

IssuedProductOfficeCountiesLasted
May 13, 4:07 AM EDTLake Wind AdvisoryTBWCharlotte, Citrus, DeSoto, Hardee, Hernando, Highlands and 8 more15 hr
May 13, 4:19 AM EDTSmall Craft AdvisoryTBW15 hr
May 13, 9:43 AM EDTSpecial Marine WarningTBW62 min
May 13, 10:31 AM EDTSpecial Weather StatementTBWHernando, Sumter44 min
May 13, 11:27 AM EDTSpecial Marine WarningTBW48 min
May 13, 12:29 PM EDTSpecial Marine WarningTBW46 min
May 13, 12:42 PM EDTSpecial Weather StatementTBWHernando33 min
May 13, 1:25 PM EDTSpecial Weather StatementTBWPasco50 min
May 13, 2:17 PM EDTSpecial Weather StatementTBWPasco43 min
May 13, 2:49 PM EDTAreal Flood WarningTBWHernando, Pasco3 hr
May 13, 3:41 PM EDTSpecial Weather StatementTBWHernando, Pasco49 min

Nearby

Rip Current Statements in Florida, 2017Every rip current statement in 2017

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.