Alert archive / Florida / Beach Hazards Statements in 2012

Beach Hazards Statement 19, NWS Tampa Bay, FL

December 29, 2012Pinellas County, Florida

NWS Tampa Bay, FL issued this beach hazards statement at Dec 29, 2012, 4:39 AM EST for Pinellas County, Florida. It was in force for 35 hr.

The area

The counties it named.

The facts

Issued
Dec 29, 2012, 4:39 AM EST (09:39 UTC)
Expired
Dec 30, 2012, 4:00 PM EST
In force
35 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 09:42 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, 9.7 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 00:00Z on 2012-12-29Temperature 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 00:00Z on 2012-12-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 298 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
610 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
298 m²/s²
0-3 km storm-relative helicity
408 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

777 
WHUS42 KTBW 290939
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
439 AM EST SAT DEC 29 2012

...GUSTY WINDS AND ROUGH SEAS WILL CREATE STRONG RIP CURRENTS...

.SOUTHWESTERLY WINDS OF AROUND 20 KNOTS WILL SHIFT TO THE WEST AND
NORTHWEST BEHIND A COLD FRONT TODAY. SEAS WILL BUILD UP TO 6 TO 8
FEET AND CAUSE ROUGH SURF CONDITIONS UP TO 4 FEET WITH A MODERATE
RISK OF RIP CURRENTS.
 
FLZ050-051-055-060-062-065-292200-
/O.NEW.KTBW.BH.S.0019.121229T0939Z-121230T2100Z/
PINELLAS-HILLSBOROUGH-MANATEE-SARASOTA-CHARLOTTE-LEE-
439 AM EST SAT DEC 29 2012

...BEACH HAZARDS STATEMENT IN EFFECT THROUGH SUNDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN TAMPA BAY RUSKIN HAS ISSUED A
BEACH HAZARDS STATEMENT FOR RIP CURRENTS...WHICH IS IN EFFECT
THROUGH SUNDAY AFTERNOON.

* HAZARDS...MODERATE RISK OF RIP CURRENTS.

* TIMING...THROUGH SUNDAY AFTERNOON.

* LOCATION...BEACHES FROM PINELLAS AND HILLSBOROUGH COUNTY
  SOUTHWARD THROUGH LEE COUNTY.

* POTENTIAL IMPACTS...THOSE PLANNING BEACH ACTIVITIES SHOULD USE
  EXTREME CAUTION WHEN VENTURING INTO THE WATER AND BE AWARE OF
  THE RISK FOR STRONG RIP CURRENTS.
 
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. 

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

&&

$$


HTTP://WWW.WEATHER.GOV/TAMPA
3 follow-up statements
073 
WHUS42 KTBW 292226
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
526 PM EST SAT DEC 29 2012

...GUSTY WINDS AND ROUGH SEAS WILL CREATE STRONG RIP CURRENTS...

.NORTHWEST WINDS IN THE 20 TO 25 KNOT RANGE IN THE WAKE OF A COLD 
FRONT WILL GENERATE SEAS OF 6 TO 8 FEET OVER THE GULF WATERS
TONIGHT THROUGH SUNDAY. THESE WINDS AND SEAS WILL CAUSE ROUGH
SURF CONDITIONS ALONG AREA BEACHES WITH A MODERATE RISK OF RIP
CURRENTS.

FLZ050-051-055-060-062-065-302100-
/O.CON.KTBW.BH.S.0019.000000T0000Z-121230T2100Z/
PINELLAS-HILLSBOROUGH-MANATEE-SARASOTA-CHARLOTTE-LEE-
526 PM EST SAT DEC 29 2012

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH SUNDAY
AFTERNOON...

* HAZARDS...MODERATE RISK OF RIP CURRENTS.

* TIMING...TONIGHT THROUGH SUNDAY AFTERNOON.

* LOCATION...BEACHES FROM PINELLAS AND HILLSBOROUGH COUNTY 
  SOUTHWARD THROUGH LEE COUNTY. 

* POTENTIAL IMPACTS...THOSE PLANNING BEACH ACTIVITIES SHOULD USE 
  EXTREME CAUTION WHEN VENTURING INTO THE WATER AND BE AWARE OF 
  THE RISK FOR STRONG RIP CURRENTS. 

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.

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

&&

$$
430 
WHUS42 KTBW 300857
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
357 AM EST SUN DEC 30 2012

...GUSTY WINDS AND ROUGH SEAS WILL CREATE STRONG RIP CURRENTS...

.SEAS OF 8 TO 10 FEET OVER THE GULF WATERS WILL PROPAGATE TOWARD
THE COAST TODAY RESULTING IN DANGEROUS RIP CURRENTS AND HIGH SURF. 

FLZ050-051-055-060-062-065-302100-
/O.NEW.KTBW.SU.Y.0010.121230T0857Z-121230T2100Z/
/O.CON.KTBW.BH.S.0019.000000T0000Z-121230T2100Z/
PINELLAS-HILLSBOROUGH-MANATEE-SARASOTA-CHARLOTTE-LEE-
357 AM EST SUN DEC 30 2012

...HIGH SURF ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN TAMPA BAY RUSKIN HAS ISSUED A
HIGH SURF ADVISORY...WHICH IS IN EFFECT UNTIL 4 PM EST THIS
AFTERNOON. 

* WAVES AND SURF...LARGE WAVES WILL RESULT IN SURF HEIGHTS OF 3 TO
  5 FEET TODAY.

* HAZARDS...HIGH RISK OF DANGEROUS RIP CURRENTS.

* TIMING...THROUGH THIS AFTERNOON.

* LOCATION...BEACHES FROM PINELLAS AND HILLSBOROUGH COUNTY 
  SOUTHWARD THROUGH LEE COUNTY. 

* POTENTIAL IMPACTS...THOSE PLANNING BEACH ACTIVITIES SHOULD USE
  EXTREME CAUTION WHEN VENTURING INTO THE WATER AND BE AWARE OF
  THE RISK FOR STRONG RIP CURRENTS AND HIGH 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.

A HIGH SURF ADVISORY IS ISSUED WHEN DANGEROUS WATER ACTION IS
EXPECTED ALONG THE COAST. THIS INCLUDES ROUGH SURF...LARGE
BREAKING WAVES...RIP CURRENTS...AND STRONG UNDERTOW.

BEACH GOERS ARE URGED TO HEED LIFEGUARD WARNINGS.

&&

$$


HTTP://WWW.WEATHER.GOV/TAMPA
637 
WHUS42 KTBW 302105
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
405 PM EST SUN DEC 30 2012

...RIP CURRENT RISK HAS DIMINISHED ALONG AREA BEACHES...

.HIGH PRESSURE OVER THE EASTERN GULF STATES THIS AFTERNOON WILL
CONTINUE TO MOVE EAST THIS EVENING AND OVERNIGHT...ALLOWING WINDS
AND SURF ALONG AREA BEACHES TO DIMINISH AND SUBSIDE ALONG WITH 
THE RISK FOR RIP CURRENTS.

FLZ050-051-055-060-062-065-302215-
/O.EXP.KTBW.SU.Y.0010.000000T0000Z-121230T2100Z/
/O.EXP.KTBW.BH.S.0019.000000T0000Z-121230T2100Z/
PINELLAS-HILLSBOROUGH-MANATEE-SARASOTA-CHARLOTTE-LEE-
405 PM EST SUN DEC 30 2012

...HIGH SURF ADVISORY HAS EXPIRED...
...BEACH HAZARDS STATEMENT HAS EXPIRED...

SURF ALONG AREA BEACHES FROM PINELLAS COUNTY SOUTH TO LEE COUNTY
WILL SUBSIDE LATE THIS AFTERNOON AND EVENING AND ALONG WITH IT
THE RISK FOR RIP CURRENTS. THE RISK FOR RIP CURRENTS WILL
CONTINUE TO DIMINISH OVERNIGHT.

$$


HTTP://WWW.WEATHER.GOV/TAMPA

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 29, 2:13 AM ESTSpecial Weather StatementTBWLevy47 min
Dec 29, 2:16 AM ESTSpecial Marine WarningTBW59 min
Dec 29, 3:55 AM ESTSpecial Marine WarningTBW95 min
Dec 29, 4:57 AM ESTSmall Craft AdvisoryTBW35 hr
Dec 29, 2:10 PM ESTFreeze WarningTBW18 hr
Dec 29, 2:15 PM ESTWind Chill AdvisoryTBWHardee, Highlands, Polk18 hr

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.