Alert archive / Florida / Rip Current Statements in 2017

Rip Current Statement 18, NWS Tampa Bay, FL

May 5, 20176 counties in Florida

NWS Tampa Bay, FL issued this rip current statement at May 5, 2017, 3:37 AM EDT for 6 counties in Florida. It took effect at May 5, 2017, 8:00 AM EDT. It was in force for 38 hr.

The area

The counties it named.

The facts

Issued
May 5, 2017, 3:37 AM EDT (07:37 UTC)
In effect from
May 5, 2017, 8:00 AM EDT
Expired
May 6, 2017, 10:00 PM EDT
In force
38 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 07:39 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, 7.6 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 2017-05-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 27 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 2017-05-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -29 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
27 J/kg
Mixed-layer CIN
-262 J/kg
Mixed-layer LCL
1288 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
-29 m²/s²
0-3 km storm-relative helicity
3 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

The text

As transmitted.

771 
WHUS42 KTBW 050737
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
337 AM EDT FRI MAY 5 2017

FLZ050-151-155-160-162-165-060200-
/O.NEW.KTBW.SU.Y.0004.170505T1600Z-170506T0200Z/
/O.NEW.KTBW.RP.S.0018.170505T1200Z-170506T0200Z/
PINELLAS-COASTAL HILLSBOROUGH-COASTAL MANATEE-COASTAL SARASOTA-
COASTAL CHARLOTTE-COASTAL LEE-
337 AM EDT FRI MAY 5 2017

...HIGH RIP CURRENT RISK IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH THIS EVENING...
...HIGH SURF ADVISORY IN EFFECT FROM NOON TODAY TO 10 PM EDT THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN TAMPA BAY RUSKIN HAS ISSUED A
HIGH SURF ADVISORY, WHICH IS IN EFFECT FROM NOON TODAY TO 10 PM
EDT THIS EVENING. A HIGH RIP CURRENT RISK HAS ALSO BEEN ISSUED.
THIS HIGH RIP CURRENT RISK IS IN EFFECT FROM 8 AM EDT THIS
MORNING THROUGH THIS EVENING. 

* HIGH SURF...4 TO 6 FEET.

* HIGH SURF TIMING...BEGINNING DURING THE EARLY AFTERNOON AND
  CONTINUING INTO THE EVENING. 

* HIGH SURF IMPACTS...HIGH SURF WILL CREATE LOCALIZED BEACH
  EROSION AND DANGEROUS SWIMMING CONDITIONS. .

* RIP CURRENT TIMING...GUSTY ONSHORE WINDS WILL CREATE HAZARDOUS
  RIP CURRENTS AT AREA BEACHES ESPECIALLY DURING THE AFTERNOON AND
  EVENING HOURS. 

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING LOCALIZED BEACH EROSION AND
DANGEROUS SWIMMING CONDITIONS.

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
2 follow-up statements
960 
WHUS42 KTBW 051849
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
249 PM EDT FRI MAY 5 2017

FLZ050-151-155-160-162-165-061600-
/O.EXT.KTBW.SU.Y.0004.000000T0000Z-170506T1600Z/
/O.EXT.KTBW.RP.S.0018.000000T0000Z-170507T0200Z/
PINELLAS-COASTAL HILLSBOROUGH-COASTAL MANATEE-COASTAL SARASOTA-
COASTAL CHARLOTTE-COASTAL LEE-
249 PM EDT FRI MAY 5 2017

...HIGH SURF ADVISORY NOW IN EFFECT UNTIL NOON EDT SATURDAY...
...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH SATURDAY EVENING...

* HIGH SURF...4 TO 6 FEET NOW THEN 3 TO 5 FEET SATURDAY MORNING.

* HIGH SURF TIMING...NOW THROUGH SATURDAY MORNING.
 
* HIGH SURF IMPACTS...HIGH SURF WILL CREATE LOCALIZED BEACH
  EROSION AND DANGEROUS SWIMMING CONDITIONS.  

* RIP CURRENT TIMING...GUSTY ONSHORE WINDS WILL CREATE HAZARDOUS
  RIP CURRENTS AT AREA BEACHES TODAY THROUGH SATURDAY.
 
* RIP CURRENT IMPACTS...STRONG AND DANGEROUS RIP CURRENTS ARE 
  FORECAST WHICH WILL BE HAZARDOUS FOR THOSE IN THE SURF ZONE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING LOCALIZED BEACH EROSION AND
DANGEROUS SWIMMING CONDITIONS.

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
848 
WHUS42 KTBW 060755
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
355 AM EDT SAT MAY 6 2017

FLZ050-151-155-160-162-165-061600-
/O.CON.KTBW.SU.Y.0004.000000T0000Z-170506T1600Z/
/O.CON.KTBW.RP.S.0018.000000T0000Z-170507T0200Z/
PINELLAS-COASTAL HILLSBOROUGH-COASTAL MANATEE-COASTAL SARASOTA-
COASTAL CHARLOTTE-COASTAL LEE-
355 AM EDT SAT MAY 6 2017

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL NOON EDT TODAY...
...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THIS EVENING...

* HIGH SURF...4 TO 6 FEET NOW THEN 3 TO 5 FEET SATURDAY MORNING.

* HIGH SURF TIMING...NOW THROUGH SATURDAY MORNING.

* HIGH SURF IMPACTS...HIGH SURF WILL CREATE LOCALIZED BEACH 
  EROSION AND DANGEROUS SWIMMING CONDITIONS. 

* RIP CURRENT TIMING...GUSTY ONSHORE WINDS 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...

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING LOCALIZED BEACH EROSION AND
DANGEROUS SWIMMING CONDITIONS.

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 4, 8:33 PM EDTSmall Craft AdvisoryTBW37 hr
May 5, 3:37 AM EDTLake Wind AdvisoryTBWCitrus, Hernando, Levy, Pasco, Sumter16 hr
May 5, 3:37 AM EDTHigh Surf AdvisoryTBWCharlotte, Hillsborough, Lee, Manatee, Pinellas, Sarasota32 hr
May 5, 5:38 PM EDTFire Weather WatchTBWLevy, Polk, Sumter10 hr

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.