Alert archive / Florida / Beach Hazards Statements in 2012

Beach Hazards Statement 10, NWS Tampa Bay, FL

August 21, 2012Pinellas County, Florida

NWS Tampa Bay, FL issued this beach hazards statement at Aug 21, 2012, 9:14 AM EDT for Pinellas County, Florida. It took effect at Aug 21, 2012, 12:00 PM EDT. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Aug 21, 2012, 9:14 AM EDT (13:14 UTC)
In effect from
Aug 21, 2012, 12:00 PM EDT
Expired
Aug 21, 2012, 8:00 PM EDT
In force
8 hr
Issued by
NWS Tampa Bay, FL

County Pinellas County, FL

The radar

The Tampa radar (KTBW), 40 km from the middle of the area, began a volume at 13:15 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 12:00Z, 1.2 hours before the alert went out and 40 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 2012-08-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1608 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 2012-08-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 111 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
1608 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
877 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
111 m²/s²
0-3 km storm-relative helicity
119 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.

435 
WHUS42 KTBW 211314
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
914 AM EDT TUE AUG 21 2012

...MODERATE RISK OF RIP CURRENTS TODAY...

.PERSISTENT MODERATE SOUTHWEST FLOW OVER THE EASTERN GULF OF
MEXICO IS CREATING BREAKING WAVES OR 2 TO 3 FEET ALONG AREA
BEACHES PRODUCING A MODERATE RISK FOR RIP CURRENTS TODAY.

FLZ050-220000-
/O.NEW.KTBW.BH.S.0010.120821T1600Z-120822T0000Z/
PINELLAS-
914 AM EDT TUE AUG 21 2012

...BEACH HAZARDS STATEMENT IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN TAMPA BAY RUSKIN HAS ISSUED A
BEACH HAZARDS STATEMENT FOR RIP CURRENTS...WHICH IS IN EFFECT
UNTIL 8 PM EDT THIS EVENING.

* HAZARDS...RIP CURRENTS.

* TIMING...THROUGH THIS EVENING.

* LOCATION...PINELLAS...HILLSBOROUGH...MANATEE...SARASOTA...CHARLOTTE
  AND LEE COUNTIES.

* POTENTIAL IMPACTS...DANGEROUS RIP CURRENTS WILL BE A THREAT TO
  ANYONE ENTERING THE SURF.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THREATS SUCH AS RIP
CURRENTS...LONGSHORE CURRENTS...SNEAKER WAVES AND OTHER HAZARDS
ARE POSSIBLE. CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER.

TO AVOID GETTING CAUGHT IN A RIP CURRENT...SWIM AT GUARDED
BEACHES AND HEED THE ADVICE OF THE BEACH PATROL. AT UNGUARDED
BEACHES AND NEAR PIERS...JETTIES...AND INLETS...DO NOT GO INTO
THE SURF MUCH ABOVE YOUR KNEES. CAUTION SHOULD BE USED WHEN IN OR
NEAR THE WATER.

IF CAUGHT IN THE SEAWARD PULL OF A RIP CURRENT...DO NOT PANIC OR
ATTEMPT TO MOVE DIRECTLY TOWARD SHORE. INSTEAD...MOVE SIDEWAYS
ACROSS THE RIP CURRENT UNTIL THE PULL EASES. ONCE YOU ARE AWAY
FROM THE FORCE OF THE RIP CURRENT...BEGIN TO SWIM BACK TO THE
BEACH.

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW BEACH HAZARDS STATEMENT...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS

&&

$$


HTTP://WWW.WEATHER.GOV/TAMPA
1 follow-up statement
525 
WHUS42 KTBW 211349
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
949 AM EDT TUE AUG 21 2012

...MODERATE RISK OF RIP CURRENTS TODAY...

.PERSISTENT MODERATE SOUTHWEST FLOW OVER THE EASTERN GULF OF
MEXICO IS CREATING BREAKING WAVES OR 2 TO 3 FEET ALONG AREA
BEACHES PRODUCING A MODERATE RISK FOR RIP CURRENTS TODAY.

FLZ055-060-062-065-220000-
/O.EXA.KTBW.BH.S.0010.120821T1600Z-120822T0000Z/
MANATEE-SARASOTA-CHARLOTTE-LEE-
949 AM EDT TUE AUG 21 2012

...BEACH HAZARDS STATEMENT IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN TAMPA BAY RUSKIN HAS ISSUED A
BEACH HAZARDS STATEMENT FOR MODERATE RISK OF RIP CURRENTS 
TODAY...WHICH IS IN EFFECT UNTIL 8 PM EDT THIS EVENING.

* HAZARDS...RIP CURRENTS.

* TIMING...THROUGH THIS EVENING.

* LOCATION...PINELLAS...HILLSBOROUGH...MANATEE...SARASOTA... 
  CHARLOTTE AND LEE COUNTIES. 

* POTENTIAL IMPACTS...DANGEROUS RIP CURRENTS WILL BE A THREAT TO 
  ANYONE ENTERING THE SURF. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THREATS SUCH AS RIP
CURRENTS...LONGSHORE CURRENTS...SNEAKER WAVES AND OTHER HAZARDS
ARE POSSIBLE. CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER.

TO AVOID GETTING CAUGHT IN A RIP CURRENT...SWIM AT GUARDED
BEACHES AND HEED THE ADVICE OF THE BEACH PATROL. AT UNGUARDED
BEACHES AND NEAR PIERS...JETTIES...AND INLETS...DO NOT GO INTO
THE SURF MUCH ABOVE YOUR KNEES. CAUTION SHOULD BE USED WHEN IN OR
NEAR THE WATER.

IF CAUGHT IN THE SEAWARD PULL OF A RIP CURRENT...DO NOT PANIC OR
ATTEMPT TO MOVE DIRECTLY TOWARD SHORE. INSTEAD...MOVE SIDEWAYS
ACROSS THE RIP CURRENT UNTIL THE PULL EASES. ONCE YOU ARE AWAY
FROM THE FORCE OF THE RIP CURRENT...BEGIN TO SWIM BACK TO THE
BEACH.

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW BEACH HAZARDS STATEMENT...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS

&&

$$

FLZ050-220000-
/O.CON.KTBW.BH.S.0010.120821T1600Z-120822T0000Z/
PINELLAS-
949 AM EDT TUE AUG 21 2012

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* HAZARDS...RIP CURRENTS.

* TIMING...THROUGH THIS EVENING.

* LOCATION...PINELLAS...HILLSBOROUGH...MANATEE...SARASOTA... 
  CHARLOTTE AND LEE COUNTIES. 

* POTENTIAL IMPACTS...DANGEROUS RIP CURRENTS WILL BE A THREAT TO 
  ANYONE ENTERING THE SURF. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THREATS SUCH AS RIP
CURRENTS...LONGSHORE CURRENTS...SNEAKER WAVES AND OTHER HAZARDS
ARE POSSIBLE. CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER.

TO AVOID GETTING CAUGHT IN A RIP CURRENT...SWIM AT GUARDED
BEACHES AND HEED THE ADVICE OF THE BEACH PATROL. AT UNGUARDED
BEACHES AND NEAR PIERS...JETTIES...AND INLETS...DO NOT GO INTO
THE SURF MUCH ABOVE YOUR KNEES. CAUTION SHOULD BE USED WHEN IN OR
NEAR THE WATER.

IF CAUGHT IN THE SEAWARD PULL OF A RIP CURRENT...DO NOT PANIC OR
ATTEMPT TO MOVE DIRECTLY TOWARD SHORE. INSTEAD...MOVE SIDEWAYS
ACROSS THE RIP CURRENT UNTIL THE PULL EASES. ONCE YOU ARE AWAY
FROM THE FORCE OF THE RIP CURRENT...BEGIN TO SWIM BACK TO THE
BEACH.

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW BEACH HAZARDS STATEMENT...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS

&&

$$


HTTP://WWW.WEATHER.GOV/TAMPA

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 20, 8:34 PM EDTSpecial Marine WarningTBW56 min
Aug 20, 8:54 PM EDTSpecial Weather StatementTBWHillsborough, Pinellas51 min
Aug 20, 9:32 PM EDTSpecial Marine WarningTBW28 min
Aug 20, 9:38 PM EDTSpecial Marine WarningTBW67 min
Aug 20, 9:59 PM EDTSpecial Weather StatementTBWHillsborough61 min
Aug 20, 11:05 PM EDTSpecial Weather StatementTBWManatee40 min
Aug 20, 11:17 PM EDTSpecial Weather StatementTBWPolk28 min
Aug 21, 6:47 AM EDTSpecial Marine WarningTBW73 min
Aug 21, 11:50 AM EDTSpecial Marine WarningTBW85 min
Aug 21, 12:36 PM EDTAreal Flood AdvisoryTBWLevy3 hr
Aug 21, 1:15 PM EDTSpecial Marine WarningTBW90 min
Aug 21, 2:06 PM EDTSpecial Weather StatementTBWPolk39 min
Aug 21, 2:42 PM EDTAreal Flood AdvisoryTBWHillsborough63 min
Aug 21, 3:37 PM EDTAreal Flood AdvisoryTBWHernando, Pasco, Sumter58 min
Aug 21, 5:03 PM EDTSpecial Weather StatementTBWHillsborough57 min
Aug 21, 5:06 PM EDTSpecial Marine WarningTBW54 min
Aug 21, 5:23 PM EDTAreal Flood AdvisoryTBWHillsborough, Pinellas67 min

Nearby

Beach Hazards Statements in Florida, 2012Every beach hazards statement in 2012

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.