Alert archive / Florida / Special Weather Statements in 2012

Special Weather Statement, NWS Tampa Bay, FL

March 4, 2012Citrus County, Hernando County, Pasco County, Florida

NWS Tampa Bay, FL issued this special weather statement at Mar 4, 2012, 3:30 AM EST for Citrus County, Hernando County, Pasco County, Florida. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 4, 2012, 3:30 AM EST (08:30 UTC)
Expired
Mar 4, 2012, 4:30 AM EST
In force
60 min
Issued by
NWS Tampa Bay, FL

Counties Citrus County, FL, Hernando County, FL, Pasco County, FL

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 00:00Z, 8.5 hours before the alert went out and 120 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 2012-03-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 13 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tampa Bay, FL at 00:00Z on 2012-03-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 213 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
13 J/kg
Mixed-layer CIN
-35 J/kg
Mixed-layer LCL
1254 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
213 m²/s²
0-3 km storm-relative helicity
233 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tampa Bay, FL wrote its last area forecast discussion before this special weather statement went out at Mar 3, 8:01 PM EST, 7 hours 29 minutes earlier.

Area forecast discussion, Mar 3, 8:01 PM EST, 7 hours 29 minutes before
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Hazardous weather outlook, Mar 3, 5:58 AM EST, 21 hours 32 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
558 AM EST SAT MAR 3 2012

FLZ039-042-043-048>052-055>057-060>062-065-032300-
LEVY-CITRUS-SUMTER-HERNANDO-PASCO-PINELLAS-HILLSBOROUGH-POLK-
MANATEE-HARDEE-HIGHLANDS-SARASOTA-DE SOTO-CHARLOTTE-LEE-
558 AM EST SAT MAR 3 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WEST CENTRAL AND SOUTHWEST
FLORIDA.

.DAY ONE...TODAY AND TONIGHT.

...THUNDERSTORM IMPACT...
A COLD FRONT WILL MOVE THROUGH THE FLORIDA PANHANDLE AND INTO THE
NORTHERN FLORIDA PENINSULA DURING TODAY. AMPLE LOW LEVEL MOISTURE
COMBINED WITH THE APPROACH OF THE FRONT MAY SPARK A FEW
THUNDERSTORMS OVER LEVY COUNTY DURING THE AFTERNOON. ANY STORM
THAT DOES DEVELOP WILL BE CAPABLE OF PRODUCING WIND GUSTS UP TO
50 MPH ALONG WITH HEAVY DOWNPOURS AND CLOUD TO GROUND LIGHTNING
STRIKES. IF HAZARDOUS WEATHER APPROACHES YOUR LOCATION MOVE INDOORS
IMMEDIATELY.

...HIGH WIND IMPACT...
SOUTH TO SOUTHWEST WINDS WILL INCREASE TO AROUND 20 MPH WITH GUSTS
UP TO 35 MPH POSSIBLE DURING THE AFTERNOON. THESE INCREASING WINDS
WILL MAKE FOR HAZARDOUS BOATING CONDITIONS ON AREA LAKES AND A LAKE
WIND ADVISORY IS IN EFFECT FROM 10 AM THIS MORNING UNTIL 6 PM EST
THIS EVENING. WINDS WILL REMAIN ELEVATED TONIGHT AND SUNDAY AS THEY
SHIFT INTO THE NORTHWEST AND NORTH AS THE COLD FRONT MOVES SOUTH
THROUGH THE AREA.

...RIP CURRENT IMPACT...
AN INCREASING SOUTH TO SOUTHWEST WIND FLOW WILL INCREASE THE RISK
OF RIP CURRENTS ALONG AREA BEACHES TODAY. THE INCREASING WINDS
WILL ALSO HELP TO BUILDS SEAS OVER THE GULF WATERS WITH CHOPPY
SURF EXPECTED AT ALL AREA BEACHES THROUGH SUNDAY.

...WIND AND SEA IMPACT...
AN INCREASING SOUTH TO SOUTHWEST WIND FLOW AHEAD OF A COLD FRONT
WILL RESULT IN BUILDING SEAS OVER THE GULF WATERS TODAY THROUGH
SUNDAY WITH CHOPPY SURF DEVELOPING ALONG AREA BEACHES. WINDS WILL
REMAIN STRONG AS THEY SHIFT INTO THE NORTHWEST AND NORTH TONIGHT
AND SUNDAY WITH HAZARDOUS BOATING CONDITIONS EXPECTED TO CONTINUE
THROUGH SUNDAY NIGHT.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

...WIND AND SEA IMPACT...
STRONG AND GUSTY NORTHWEST TO NORTH WINDS IN THE WAKE OF A COLD
FRONT WILL BUILD SEAS INTO THE 5 TO 7 FOOT RANGE NEAR SHORE AND 8
TO 10 FEET RANGE OFFSHORE ON SUNDAY WHICH WILL PRODUCE HAZARDOUS
BOATING CONDITIONS FOR SMALL CRAFT OPERATORS. FISHERMEN AND OTHER
SMALL CRAFT OPERATORS ALIKE MAY WANT TO POSTPONE TRIPS INTO THE
GULF UNTIL CONDITIONS IMPROVE EARLY NEXT WEEK.

...FIRE WEATHER IMPACT...
MUCH DRIER AIR WILL MOVE INTO WEST CENTRAL AND SOUTHWEST FLORIDA
ON SUNDAY IN THE WAKE OF A STRONG COLD FRONT. THE DRIER AIR COMBINED
WITH STRONG NORTHWEST TO NORTH WINDS IN THE 20 TO 25 MPH RANGE
WILL LIKELY PRODUCE INSTANTANEOUS RED FLAG CONDITIONS ACROSS THE
REGION DURING THE DAY ON SUNDAY AND A FIRE WEATHER WATCH HAS BEEN
POSTED FOR ALL COUNTIES IN WEST CENTRAL AND SOUTHWEST FLORIDA. THE
DRY AIR MASS WILL REMAIN OVER THE REGION THROUGH MUCH OF THE UPCOMING
WEEK WHICH WILL KEEP FIRE WEATHER CONDITIONS ELEVATED THROUGH THE
PERIOD.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

MCMICHAEL

In the hours before

Special weather statement, Mar 4, 3:30 AM EST, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
330 AM EST SUN MAR 4 2012

FLZ039-042-048-049-040930-
LEVY-CITRUS-HERNANDO-PASCO-
330 AM EST SUN MAR 4 2012

...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR SOUTHERN
LEVY...CITRUS...WESTERN HERNANDO AND CENTRAL PASCO COUNTIES FOR A
LINE OF FAST MOVING SHOWERS AND ISOLATED THUNDERSTORMS WITH STRONG
WIND GUSTS VALID UNTIL 430 AM EST...

AT 323 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATES A
LINE OF FAST MOVING SHOWERS AND A FEW THUNDERSTORMS LOCATED ALONG
A LINE EXTENDING FROM 14 MILES WEST OF INGLIS TO 38 MILES WEST OF
PORT RICHEY...OR ALONG A LINE EXTENDING FROM 11 MILES SOUTHEAST OF
CEDAR KEY TO 38 MILES WEST OF TARPON SPRINGS...MOVING EAST AT 30
MPH. THESE SHOWERS WILL AFFECT YANKEETOWN...OZELLO...CRYSTAL
RIVER...CRYSTAL RIVER AIRPORT...HERNANDO BEACH...BEVERLY HILLS
AND PORT RICHEY WITHIN THE NEXT HOUR. THESE SHOWERS WILL CONTAIN
VERY HEAVY DOWNPOURS...OCCASIONAL LIGHTNING AND STRONG GUSTY WINDS
UP TO 50 MPH.

WHEN DRIVING THROUGH HEAVY RAIN...SLOW DOWN. ALWAYS LEAVE A SAFE
DISTANCE BETWEEN YOU AND OTHER VEHICLES.

&&

LAT...LON 2845 8268 2859 8267 2867 8270 2869 8268
      2871 8273 2877 8271 2878 8276 2887 8274
      2890 8270 2907 8283 2911 8282 2909 8253
      2904 8251 2906 8247 2898 8232 2820 8241
      2822 8283
TIME...MOT...LOC 0828Z 272DEG 25KT 2904 8285 2828 8332

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 4, 2:21 AM ESTSpecial Marine WarningTBW39 min
Mar 4, 3:18 AM ESTSpecial Marine WarningTBW42 min
Mar 4, 4:10 AM ESTWind AdvisoryTBWDeSoto, Hardee, Highlands, Pinellas, Polk, Sumter7 hr
Mar 4, 4:19 AM ESTHigh Surf AdvisoryTBWPinellas18 hr
Mar 4, 4:27 AM ESTSpecial Weather StatementTBWHillsborough, Manatee, Pasco, Pinellas63 min
Mar 4, 5:01 AM ESTSpecial Marine WarningTBW59 min
Mar 4, 5:17 AM ESTRed Flag WarningTBWDeSoto, Hardee, Highlands, Pinellas, Polk, Sumter13 hr
Mar 4, 5:46 AM ESTSpecial Weather StatementTBWHardee, Manatee, Polk59 min
Mar 4, 5:54 AM ESTSpecial Marine WarningTBW66 min
Mar 4, 11:03 AM ESTLake Wind AdvisoryTBWDeSoto, Hardee, Highlands, Pinellas, Polk, Sumter7 hr

Nearby

Special Weather Statements in Florida, 2012Every special weather 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.