Alert archive / Florida / Rip Current Statements in 2017

Rip Current Statement 34, NWS Tampa Bay, FL

October 28, 20176 counties in Florida

NWS Tampa Bay, FL issued this rip current statement at Oct 28, 2017, 3:33 PM EDT for 6 counties in Florida. It took effect at Oct 29, 2017, 8:00 AM EDT. It was in force for 32 hr.

The area

The counties it named.

The facts

Issued
Oct 28, 2017, 3:33 PM EDT (19:33 UTC)
In effect from
Oct 29, 2017, 8:00 AM EDT
Expired
Oct 30, 2017, 4:00 PM EDT
In force
32 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 19:37 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 12:00Z, 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 12:00Z on 2017-10-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2017-10-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 145 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
943 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
145 m²/s²
0-3 km storm-relative helicity
148 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

736 
WHUS42 KTBW 281933
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
333 PM EDT SAT OCT 28 2017

FLZ050-151-155-160-162-165-290800-
/O.NEW.KTBW.SU.Y.0006.171029T1200Z-171030T0300Z/
/O.NEW.KTBW.RP.S.0034.171029T1200Z-171030T1500Z/
PINELLAS-COASTAL HILLSBOROUGH-COASTAL MANATEE-COASTAL SARASOTA-
COASTAL CHARLOTTE-COASTAL LEE-
333 PM EDT SAT OCT 28 2017

...HIGH SURF ADVISORY IN EFFECT FROM 8 AM TO 11 PM EDT SUNDAY...
...HIGH RIP CURRENT RISK IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY MORNING...

THE NATIONAL WEATHER SERVICE IN TAMPA BAY RUSKIN HAS ISSUED A
HIGH SURF ADVISORY, WHICH IS IN EFFECT FROM 8 AM TO 11 PM EDT
SUNDAY. A HIGH RIP CURRENT RISK HAS ALSO BEEN ISSUED. THIS HIGH
RIP CURRENT RISK IS IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY
MORNING. 

* HIGH SURF...OF 3 TO 5 FEET. 

* HIGH SURF TIMING...FROM EARLY SUNDAY MORNING THROUGH SUNDAY
  NIGHT.
 
* HIGH SURF IMPACTS...A HIGH SURF ADVISORY MEANS THAT HIGH SURF
  WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING DANGEROUS 
  SWIMMING CONDITIONS.

* RIP CURRENT TIMING...INCREASING WAVE ACTION WILL CREATE AN
  ENHANCED RISK OF STRONGER AND MORE FREQUENT RIP CURRENTS FROM
  EARLY SUNDAY MORNING THROUGH EARLY MONDAY MORNING.

* RIP CURRENT IMPACTS...STRONG RIP CURRENTS WILL BE HAZARDOUS FOR
  THOSE IN THE SURF ZONE ALONG AREA BEACHES TODAY. 


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. FOR MAXIMUM SAFETY...SWIM NEAR A LIFEGUARD.
PAY ATTENTION TO 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
487 
WHUS42 KTBW 290804
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
404 AM EDT SUN OCT 29 2017

FLZ050-151-155-160-162-165-300300-
/O.EXT.KTBW.RP.S.0034.171029T1200Z-171030T2000Z/
/O.CON.KTBW.SU.Y.0006.171029T1200Z-171030T0300Z/
PINELLAS-COASTAL HILLSBOROUGH-COASTAL MANATEE-COASTAL SARASOTA-
COASTAL CHARLOTTE-COASTAL LEE-
404 AM EDT SUN OCT 29 2017

...HIGH RIP CURRENT RISK NOW IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH MONDAY AFTERNOON...
...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO
11 PM EDT THIS EVENING...

* HIGH SURF...OF 4 TO 6 FEET.

* HIGH SURF TIMING...FROM SUNDAY MORNING THROUGH SUNDAY NIGHT.
 
* HIGH SURF IMPACTS...A HIGH SURF ADVISORY MEANS THAT HIGH SURF 
  WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING DANGEROUS 
  SWIMMING CONDITIONS. 

* RIP CURRENT TIMING...INCREASING WAVE ACTION WILL CREATE AN 
  ENHANCED RISK OF STRONGER AND MORE FREQUENT RIP CURRENTS FROM 
  EARLY SUNDAY MORNING THROUGH EARLY MONDAY MORNING. 

* RIP CURRENT IMPACTS...STRONG RIP CURRENTS WILL BE HAZARDOUS 
  FOR THOSE IN THE SURF ZONE ALONG AREA BEACHES TODAY. 

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. FOR MAXIMUM SAFETY...SWIM NEAR A LIFEGUARD.
PAY ATTENTION TO 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
817 
WHUS42 KTBW 300711
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
311 AM EDT MON OCT 30 2017

FLZ050-151-155-160-162-165-302000-
/O.CON.KTBW.RP.S.0034.000000T0000Z-171030T2000Z/
PINELLAS-COASTAL HILLSBOROUGH-COASTAL MANATEE-COASTAL SARASOTA-
COASTAL CHARLOTTE-COASTAL LEE-
311 AM EDT MON OCT 30 2017

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THIS
AFTERNOON...

* RIP CURRENT TIMING...ELEVATED WAVE ACTION WILL CREATE AN
  ENHANCED RISK OF STRONGER AND MORE FREQUENT RIP CURRENTS THROUGH
  THIS AFTERNOON.
 
* RIP CURRENT IMPACTS...STRONG RIP CURRENTS WILL BE HAZARDOUS 
  FOR THOSE IN THE SURF ZONE ALONG AREA BEACHES TODAY. 

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. FOR MAXIMUM SAFETY...SWIM NEAR A LIFEGUARD.
PAY ATTENTION TO 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
Oct 28, 3:08 PM EDTLake Wind AdvisoryTBWCharlotte, DeSoto, Hardee, Hernando, Highlands, Hillsborough and 6 more26 hr
Oct 28, 3:17 PM EDTSmall Craft AdvisoryTBW32 hr
Oct 28, 3:33 PM EDTHigh Surf AdvisoryTBWCharlotte, Hillsborough, Lee, Manatee, Pinellas, Sarasota31 hr
Oct 28, 4:19 PM EDTAreal Flood AdvisoryTBWCharlotte, Sarasota86 min
Oct 28, 5:58 PM EDTAreal Flood AdvisoryTBWHighlands4 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.