Alert archive / Florida / Rip Current Statements in 2015

Rip Current Statement 12, NWS Tampa Bay, FL

March 28, 20156 counties in Florida

NWS Tampa Bay, FL issued this rip current statement at Mar 28, 2015, 4:20 AM EDT for 6 counties in Florida. It took effect at Mar 28, 2015, 10:00 AM EDT. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Mar 28, 2015, 4:20 AM EDT (08:20 UTC)
In effect from
Mar 28, 2015, 10:00 AM EDT
Expired
Mar 28, 2015, 9:00 PM EDT
In force
11 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 08:19 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, 8.3 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 2015-03-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 joules per kilogram.LCLEL10008507005003002001001 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 2015-03-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -88 square meters per square second.1939587897117Sfc1 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
2 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
677 m above ground
0-6 km bulk shear
75 kt
0-1 km storm-relative helicity
-88 m²/s²
0-3 km storm-relative helicity
78 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.4

Open this sounding in Storm Lab

The text

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

645 
WHUS42 KTBW 280820
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
420 AM EDT SAT MAR 28 2015

...HIGH RISK OF RIP CURRENTS TODAY...

.ROBUST NORTHWESTERLY WINDS ON THE GULF TODAY WILL KEEP SEAS AND
WAVES ELEVATED WITH A HIGH RISK OF RIP CURRENTS.

FLZ050-151-155-160-162-165-290100-
/O.NEW.KTBW.RP.S.0012.150328T1400Z-150329T0100Z/
PINELLAS-COASTAL HILLSBOROUGH-COASTAL MANATEE-COASTAL SARASOTA-
COASTAL CHARLOTTE-COASTAL LEE-
420 AM EDT SAT MAR 28 2015

...HIGH RIP CURRENT RISK IN EFFECT FROM 10 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 10 AM EDT THIS
MORNING THROUGH THIS EVENING. 

* TIMING...THIS MORNING THROUGH THIS EVENING.

* IMPACTS...HIGH RISK OF RIP CURRENTS AT AREA BEACHES.

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. 

IF YOU BECOME CAUGHT IN A RIP CURRENT...DO NOT PANIC. REMAIN CALM
AND BEGIN TO SWIM PARALLEL TO SHORE. ONCE YOU ARE AWAY FROM THE
FORCE OF THE RIP CURRENT...BEGIN TO SWIM BACK TO THE BEACH. DO
NOT ATTEMPT TO SWIM DIRECTLY AGAINST A RIP CURRENT. EVEN A STRONG
SWIMMER CAN BECOME EXHAUSTED QUICKLY.

&&

$$


HTTP://WWW.WEATHER.GOV/TAMPA
1 follow-up statement
741 
WHUS42 KTBW 290116
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
916 PM EDT SAT MAR 28 2015

FLZ050-151-155-160-162-165-290230-
/O.EXP.KTBW.RP.S.0012.000000T0000Z-150329T0100Z/
PINELLAS-COASTAL HILLSBOROUGH-COASTAL MANATEE-COASTAL SARASOTA-
COASTAL CHARLOTTE-COASTAL LEE-
916 PM EDT SAT MAR 28 2015

...HIGH RIP CURRENT RISK HAS EXPIRED...

THE RISK OF RIP CURRENTS HAS DECREASED THIS EVENING.

$$


HTTP://WWW.WEATHER.GOV/TAMPA

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.