Alert archive / Florida / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 38, NWS Tampa Bay, FL

July 9, 2005Polk County, Florida

NWS Tampa Bay, FL issued this severe thunderstorm warning at Jul 9, 2005, 5:40 PM EDT for Polk County, Florida. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 9, 2005, 5:40 PM EDT (21:40 UTC)
Expired: Jul 9, 2005, 6:15 PM EDT
In force: 35 min
Issued by: NWS Tampa Bay, FL
Area: Counties, with a storm outline in the text

County Polk County, FL

The radar

The Tampa radar (KTBW), 74 km from the middle of the area, began a volume at 21:43 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jul 9, 3:05 PM EDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 12:00Z, 9.7 hours before the alert went out and 74 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 77 J/kg
Mixed-layer CIN: -118 J/kg
Mixed-layer LCL: 739 m above ground
0-6 km bulk shear: 0 kt
0-1 km storm-relative helicity: 0 m²/s²
0-3 km storm-relative helicity: 0 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Jul 9, 3:45 PM EDT, 1 hour 55 minutes earlier.

Area forecast discussion, Jul 9, 3:45 PM EDT, 1 hour 55 minutes before

WEST CENTRAL AND SOUTHWEST FLORIDA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
345 PM EDT SAT JUL 9 2005

.SHORT TERM (TONIGHT-MON)...AS OF 18Z DENNIS IS ROUGHLY 160 MI
OFFSHORE OF FMY...AND MOVING NW PARALLEL TO THE WEST COAST OF FL AS
IT IS GETTING BETTER ORGANIZED. NUMEROUS STRONG RAIN BANDS HAVE
ALREADY MOVED THROUGH OUR FA THIS MORNING AND AFTERNOON WITH
SCATTERED DAMAGING WIND GUSTS AND ISOLATED TORNADOES WITH THE
STRONGER CELLS IN THE BANDS. THE HEAVIEST RAIN SO FAR HAS FALLEN
ALONG AND SOUTH OF TAMPA BAY.

GENERALLY EXPECTING THESE CONDITIONS TO CONTINUE THE REST OF TODAY
AND INTO TONIGHT AS DENNIS MOVES NNW. ADDITIONAL BANDS WILL ROTATE
AROUND THE STORM AND ACROSS OUR AREA. THE RISK FOR ISOLATED
TORNADOES...WINDS GUSTS OF TROPICAL STORM FORCE...AND ADDITIONAL
HEAVY RAIN ARE ALL POSSIBLE WITH EACH BAND THROUGH THIS EVENING.
FLOOD WATCH FOR ALL COUNTIES AND WIND ADVISORY INLAND COUNTIES WILL
CONTINUE UNTIL 8 AM SUNDAY.

ON SUNDAY THE LOW WILL BE APPROACHING LANDFALL AND PULLING AWAY FROM
OUR COASTAL WATERS. DESPITE DENNIS PULLING AWAY...CONVERGENT SFC
FLOW BETWEEN SW FLOW SOUTH OF DENNIS AND SE FLOW AROUND HIGH PRES TO
OUR EAST...COMBINED WITH HI PW AIRMASS WITH DEEP S FLOW ALOFT...
WILL RESULT IN ADDITIONAL GUSTY RAIN SHOWERS. LIKELY POPS IN OUR
GRIDS FOR SUNDAY. GOOD CHANCE POPS ON MONDAY WITH VERY MOIST
TROPICAL AIRMASS AND CONVERGENT FLOW REMAINING OVER THE AREA.

&&

.LONG TERM (MON NGT-SAT)...ALTHOUGH SURFACE HIGH PRESSURE WILL RIDGE
OVER THE AREA FROM THE WESTERN ATLANTIC ON TUESDAY...RESIDUAL
MOISTURE IN THE WAKE OF HURRICANE DENNIS COMBINED WITH DAYTIME
HEATING WILL ALLOW NUMEROUS AFTERNOON SHOWERS AND THUNDERSTORMS TO
DEVELOP ACROSS WEST CENTRAL AND SOUTHWEST FLORIDA TUESDAY AND
WEDNESDAY AFTERNOON.  THURSDAY WILL BE A TRANSITION DAY...BUT THERE
WILL STILL BE SCATTERED AFTERNOON SHOWERS AND THUNDERSTORMS WITH
RELATIVELY WEAK BOUNDARY LAYER FLOW.  SOUTH TO SOUTHWEST FLOW WILL
DEVELOP FRIDAY AND SATURDAY WITH SCATTERED LATE NIGHT/EARLY MORNING
SHOWERS AND THUNDERSTORMS DEVELOPING OVER THE EASTERN GULF OF MEXICO
MOVING ONSHORE DURING THE MORNING HOURS. TEMPERATURES WILL BE NEAR
CLIMATIC NORMALS EACH DAY.

&&

.MARINE...HAZARDOUS MARINE CONDITIONS WILL CONTINUE OVERNIGHT AND
INTO SUNDAY AFTERNOON. PAST FEW SLOSH RUNS HAVE SUGGESTED WATER
LEVELS ABOUT 2-4 FT ABOVE NORMAL...SO AT THIS POINT NO MAJOR
PROBLEMS EXPECTED WITH HIGH WATER. WILL HAVE TO KEEP AN EYE ON WINDS
ON SUNDAY AS LATEST RUNS SHOWS RATHER STRONG S-SW WINDS PERSISTING
DURING THE DAY. THIS ONSHORE COMPONENT WILL RESULT IN VERY ROUGH
SURF CONDITIONS AND HIGHER THAN NORMAL WATER LEVELS CONTINUING ON
SUNDAY.

&&

.FIRE WEATHER...HEAVY RAINS WITH DENNIS WILL PRECLUDE ANY FIRE WX
CONCERNS.

&&

.PRELIMINARY POINT TEMPS/POPS...
TPA  77 86 79 87 / 80 70 50 50
FMY  77 87 76 88 / 80 70 50 50
GIF  76 86 76 88 / 80 70 50 50
SRQ  78 86 78 85 / 80 70 50 50
BKV  78 86 78 87 / 90 70 50 50

&&

.TBW WATCHES/WARNINGS/ADVISORIES...
 TORNADO WATCH 628 IN EFFECT UNTIL 11 PM EDT FOR ALL COUNTIES.
 TROPICAL STORM WARNING FROM BONITA BEACH TO SUWANNEE RIVER.
 WIND ADVISORY UNTIL 8 AM SUNDAY FOR SUMTER...POLK...  HARDEE AND
  HIGHLANDS COUNTIES.
 FLOOD WATCH UNTIL 8 AM SUNDAY ALL ZONES.

NP/EO

Hazardous weather outlook, Jul 9, 6:01 AM EDT, 11 hours 39 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
601 AM EDT SAT JUL 9 2005

FLZ039-042-043-048>052-055>057-060>062-065-091200-
CHARLOTTE-CITRUS-DE SOTO-HARDEE-HERNANDO-HIGHLANDS-HILLSBOROUGH-LEE-
LEVY-MANATEE-PASCO-PINELLAS-POLK-SARASOTA-SUMTER-
601 AM EDT SAT JUL 9 2005

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

.DAY ONE...TODAY:

...TORNADO WATCH 626 IN EFFECT UNTIL 9 AM EDT FOR MANATEE...
   SARASOTA...HARDEE...DESOTO...HIGHLANDS...CHARLOTTE AND LEE
  COUNTIES...
...TROPICAL STORM WARNING FROM BONITA BEACH TO SUWANNEE RIVER...
...WIND ADVISORY FROM 8 AM TODAY UNTIL 8 AM SUNDAY FOR SUMTER
   POLK...HARDEE AND HIGHLANDS COUNTIES.
...FLOOD WATCH 8 AM TODAY UNTIL 8 AM SUNDAY ALL ZONES.

OUTER RAINBANDS ON THE PERIPHERY OF HURRICANE DENNIS MOVING NORTHWEST
OVER THE EASTERN GULF OF MEXICO IS NOW AFFECTING PORTIONS OF WEST
CENTRAL AND SOUTHWEST FLORIDA FROM SARASOTA SOUTH TO THE
FORT MYERS AREA. THESE RAIN BANDS WILL CONTINUE TO MOVE NORTH...
OVERSPREADING THE REMAINDER OF WEST CENTRAL FLORIDA THROUGH THE
DAY.

SQUALLY WINDS UP TO TROPICAL STORM FORCE AND VERY HEAVY RAINS WILL
ACCOMPANY THESE BANDS AS MOVE INTO THE REGION. THESE RAINS WILL
PRODUCE FLOODING OF LOW LYING AND POOR DRAINAGE AREAS...AND WILL
CAUSE AREA RIVERS TO BE ON THE RISE. IN ADDITION TO THE RAINS
WINDS WILL INCREASE OVER THE ADJACENT GULF WATERS TO TROPICAL STORM
FORCE WITH GUSTS UP TO HURRICANE STRENGTH OVER THE OFFSHORE WATERS
LATER THIS AFTERNOON AND NIGHT.

FURTHER INLAND WINDS WILL INCREASE INTO THE 20 TO 25 MPH RANGE WITH
GUST UP TO TROPICAL STORM FORCE. THESE WINDS WILL CAUSE LOOSE OBJECTS
TO BE BLOWN AROUND...SO RESIDENTS SHOULD BRING IN ANY
OUTDOOR OBJECTS...SUCH AS LAWN FURNITURE AND TRASH CANS...AS THESE
OBJECTS CAN BE PROJECTILES IN THE STRONG WIND.

FOR ADDITIONAL INFORMATION ON HURRICANE DENNIS...PLEASE REFER TO
LATEST HURRICANE LOCAL STATEMENTS FROM THE NATIONAL WEATHER SERVICE
OFFICE HERE IN RUSKIN.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA OUTLETS FOR
UPDATES.

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

CONDITIONS WILL SLOWLY IMPROVE ON SUNDAY AS DENNIS MOVES FURTHER
NORTH. HOWEVER WIND AND SEAS WILL REMAIN QUITE HIGH OVER THE
ADJACENT GULF WATERS...WITH THE THREAT OF RIP CURRENTS ALONG AREA
BEACHES. DURING MUCH OF NEXT WEEK SCATTERED THUNDERSTORMS WILL
PERSIST EACH DAY THROUGH THE PERIOD...WITH THE MAIN HAZARDS BEING
LIGHTNING AND GUSTY WINDS.

.SPOTTER CALL TO ACTION STATEMENT...

SPOTTER ACTIVATION IS REQUESTED THROUGH TONIGHT.

&&

FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
HTTP://WWW.SRH.NOAA.GOV/TBW (LOWER CASE)

JCM

In the hours before

Local storm report, Jul 9, 1:48 PM EDT, 3 hours 52 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
148 PM EDT SAT JUL 09 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1200 PM     HIGH SURF        MANASOTA KEY            26.92N 82.36W
07/09/2005                   CHARLOTTE          FL   PUBLIC

            BREAKING WAVES OF 6 TO 7 FEET.

&&

NOAH

Local storm report, Jul 9, 2:10 PM EDT, 3 hours 30 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
210 PM EDT SAT JUL 09 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1200 PM     TORNADO          MANGO                   27.99N 82.31W
07/09/2005                   HILLSBOROUGH       FL   PUBLIC

            RELAYED TO THE RED CROSS. VIEWED BY FIVE PEOPLE.

&&

NOAH

Local storm report, Jul 9, 2:15 PM EDT, 3 hours 25 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
215 PM EDT SAT JUL 09 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0211 PM     TSTM WND GST     TAMPA                   27.96N 82.48W
07/09/2005  55 MPH           HILLSBOROUGH       FL   TRAINED SPOTTER

            INSTRUMENT AT 100 FEET. NEAR USF. REPORTED BY RETIRED
            METEOROLOGIST.

&&

NOAH

Local storm report, Jul 9, 2:29 PM EDT, 3 hours 11 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
229 PM EDT SAT JUL 09 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0225 PM     HIGH SURF        BRADENTON BEACH         27.46N 82.70W
07/09/2005                   MANATEE            FL   EMERGENCY MNGR

            WAVES AROUND 7 FEET BREAKING OFFSHORE.

&&

NOAH

Local storm report, Jul 9, 3:19 PM EDT, 2 hours 21 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
319 PM EDT SAT JUL 09 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0550 AM     TORNADO          1 S WAUCHULA            27.53N 81.81W
07/09/2005                   HARDEE             FL   EMERGENCY MNGR

            EMERGENCY MANAGER DID STORM SURVEY. DAMAGE PATH WAS 1/2
            MILE LONG AND 200 YARDS WIDE. ONE OLDER HOME HAD THE ROOF
            TORN OFF AND WAS ROTATED OFF ITS FOUNDATION. DAMAGE
            AMOUNT AROUND 35 THOUSAND DOLLARS.

&&

NOAH

Local storm report, Jul 9, 3:25 PM EDT, 2 hours 15 minutes before

PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
325 PM EDT SAT JUL 09 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0550 AM     TORNADO          1 S WAUCHULA            27.53N 81.81W
07/09/2005                   HARDEE             FL   EMERGENCY MNGR

            EMERGENCY MANAGER DID STORM SURVEY. DAMAGE PATH WAS 1/2
            MILE LONG AND 200 YARDS WIDE. ONE OLDER HOME HAD THE ROOF
            TORN OFF AND WAS ROTATED OFF ITS FOUNDATION. DAMAGE
            AMOUNT AROUND 35 THOUSAND DOLLARS.

0600 AM     TORNADO          BRADENTON               27.49N 82.58W
07/09/2005                   MANATEE            FL   LAW ENFORCEMENT

            2 HOMES WITH MINOR DAMAGE. TREE DOWN ON A CAR.

0630 AM     TORNADO          TAMPA                   27.96N 82.48W
07/09/2005                   HILLSBOROUGH       FL   AMATEUR RADIO

            HAM RADIO REPORT OF A TORNADO TOUCHDOWN NEAR THE PORT OF
            TAMPA. BUILDING AND TREE DAMAGE REPORTED.

0655 AM     TROPICAL STORM   PINELLAS PARK           27.86N 82.71W
07/09/2005                   PINELLAS           FL   TRAINED SPOTTER

            TREES DOWN. ESTIMATED WIND GUST OF 60 MPH.

0658 AM     TORNADO          SAINT PETERSBURG        27.76N 82.67W
07/09/2005                   PINELLAS           FL   LAW ENFORCEMENT

            LAW ENFORCEMENT RELAY REPORT OF A PUBLIC SIGHTING OF A
            TORNADO TOUCHDOWN. TREES DOWN.

0715 AM     TROPICAL STORM   BRANDON                 27.93N 82.29W
07/09/2005                   HILLSBOROUGH       FL   BROADCAST MEDIA

            NUMEROUS TREE BRANCHES DOWN AT THE CORNER OF BRYON AND
            LUMSDEN.

1200 PM     TORNADO          MANGO                   27.99N 82.31W
07/09/2005                   HILLSBOROUGH       FL   PUBLIC

            RELAYED TO THE RED CROSS. VIEWED BY FIVE PEOPLE.

1200 PM     HIGH SURF        MANASOTA KEY            26.92N 82.36W
07/09/2005                   CHARLOTTE          FL   PUBLIC

            BREAKING WAVES OF 6 TO 7 FEET.

1218 PM     WATER SPOUT      11 NNW DUNEDIN          28.18N 82.86W
07/09/2005                   GMZ850             FL   TRAINED SPOTTER

0211 PM     NON-TSTM WND GST TAMPA                   27.96N 82.48W
07/09/2005  50 MPH           HILLSBOROUGH       FL   TRAINED SPOTTER

            INSTRUMENT AT 100 FEET. NEAR USF. REPORTED BY RETIRED
            METEOROLOGIST.

0225 PM     HIGH SURF        BRADENTON BEACH         27.46N 82.70W
07/09/2005                   MANATEE            FL   EMERGENCY MNGR

            WAVES AROUND 7 FEET BREAKING OFFSHORE.

&&

NOAH

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 9, 12:11 AM EDT	Tornado Warning	TBW	Hardee	38 min
Jul 9, 5:00 AM EDT	Tornado Warning	TBW	Highlands	16 min
Jul 9, 6:25 AM EDT	Special Marine Warning	TBW		65 min
Jul 9, 6:30 AM EDT	Tornado Warning	TBW	Pinellas	30 min
Jul 9, 6:46 AM EDT	Special Marine Warning	TBW		59 min
Jul 9, 7:48 AM EDT	Special Marine Warning	TBW		57 min
Jul 9, 10:54 AM EDT	Tornado Warning	TBW	Levy	51 min
Jul 9, 1:07 PM EDT	Tornado Warning	TBW	Hillsborough, Pinellas	53 min
Jul 9, 2:27 PM EDT	Tornado Warning	TBW	Citrus	33 min
Jul 9, 5:37 PM EDT	Severe Thunderstorm Warning	TBW	Sumter	38 min

Nearby

Severe Thunderstorm Warnings in Florida, 2005 Every severe thunderstorm warning in 2005

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.