Alert archive / Florida / Rip Current Statements in 2015

Rip Current Statement 24, NWS Tampa Bay, FL

September 28, 20156 counties in Florida

NWS Tampa Bay, FL issued this rip current statement at Sep 28, 2015, 10:50 AM EDT for 6 counties in Florida. It was in force for 33 hr.

The area

The counties it named.

The facts

Issued
Sep 28, 2015, 10:50 AM EDT (14:50 UTC)
Expired
Sep 29, 2015, 8:00 PM EDT
In force
33 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 14:52 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, 2.8 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 2015-09-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 21 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 12:00Z on 2015-09-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 86 square meters per square second.1939Sfc1 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
21 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
1212 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
86 m²/s²
0-3 km storm-relative helicity
115 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.

555 
WHUS42 KTBW 281450
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
1050 AM EDT MON SEP 28 2015

...HIGH RIP CURRENT RISK THROUGH TUESDAY EVENING...

.AS A LOW TREKS NORTHWARD ACROSS THE CENTRAL GULF OF
MEXICO...WINDS ACROSS THE COASTAL WATERS WILL BECOME MORE
SOUTHERLY AND THEN ONSHORE THROUGH TUESDAY...WITH SEAS ALSO ON
THE RISE. THIS WILL LEAD TO AN INCREASED RISK FOR RIP CURRENTS
TODAY THROUGH TUESDAY.

FLZ050-151-155-160-162-165-300000-
/O.NEW.KTBW.RP.S.0024.150928T1450Z-150930T0000Z/
PINELLAS-COASTAL HILLSBOROUGH-COASTAL MANATEE-COASTAL SARASOTA-
COASTAL CHARLOTTE-COASTAL LEE-
1050 AM EDT MON SEP 28 2015

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

THE NATIONAL WEATHER SERVICE IN TAMPA BAY RUSKIN HAS ISSUED A
HIGH RIP CURRENT RISK...WHICH IS IN EFFECT THROUGH TUESDAY
EVENING. 

* RIP CURRENT TIMING...THROUGH TUESDAY EVENING. 

* RIP CURRENT IMPACTS...MARINE CONDITIONS WILL SUPPORT STRONGER
  AND MORE FREQUENT RIP CURRENTS. 

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 AND THE BEACH
PATROL. PAY ATTENTION TO FLAGS AND POSTED SIGNS. 

HIGH RISK... RIP CURRENTS ARE LIFE-THREATENING TO ANYONE ENTERING
THE WATER. THE SURF IS DANGEROUS FOR ALL SWIMMERS.

&&

$$


HTTP://WWW.WEATHER.GOV/TAMPA
1 follow-up statement
319 
WHUS42 KTBW 290950
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
550 AM EDT TUE SEP 29 2015

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

.AS A LOW TREKS NORTHWARD ACROSS THE CENTRAL GULF OF MEXICO...
WINDS ACROSS THE COASTAL WATERS WILL BECOME MORE SOUTHERLY AND
THEN ONSHORE TODAY...WITH SEAS ALSO ON THE RISE. THIS WILL LEAD
TO AN INCREASED RISK FOR RIP CURRENTS TODAY.

FLZ050-151-155-160-162-165-300000-
/O.CON.KTBW.RP.S.0024.000000T0000Z-150930T0000Z/
PINELLAS-COASTAL HILLSBOROUGH-COASTAL MANATEE-COASTAL SARASOTA-
COASTAL CHARLOTTE-COASTAL LEE-
550 AM EDT TUE SEP 29 2015

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

* RIP CURRENT TIMING...THROUGH THIS EVENING.

* RIP CURRENT IMPACTS...MARINE CONDITIONS WILL SUPPORT STRONGER 
  AND MORE FREQUENT RIP CURRENTS. 

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 AND THE BEACH
PATROL. PAY ATTENTION TO FLAGS AND POSTED SIGNS.

HIGH RISK... RIP CURRENTS ARE LIFE-THREATENING TO ANYONE ENTERING
THE WATER. THE SURF IS DANGEROUS FOR ALL SWIMMERS.

&&

$$


HTTP://WWW.WEATHER.GOV/TAMPA

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 27, 8:14 PM EDTSpecial Weather StatementTBWCitrus, Sumter61 min
Sep 28, 4:12 AM EDTFlood WatchTBWCharlotte, Citrus, Hernando, Hillsborough, Lee, Levy and 4 more31 hr

Nearby

Rip Current Statements in Florida, 2015Every 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.