Alert archive / Florida / Tornado Warnings in 2011

Tornado Warning 4, NWS Tampa Bay, FL

January 25, 2011Hillsborough County, Pinellas County, Florida

NWS Tampa Bay, FL issued this tornado warning at Jan 25, 2011, 5:09 PM EST for Hillsborough County, Pinellas County, Florida. It was in force for 36 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jan 25, 2011, 5:09 PM EST (22:09 UTC)
Expired
Jan 25, 2011, 5:45 PM EST
In force
36 min
Issued by
NWS Tampa Bay, FL
Area
Storm-based polygon

Counties Hillsborough County, FL, Pinellas County, FL

The radar

The Tampa radar (KTBW), 20 km from the middle of the area, began a volume at 22:13 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.

What was reported inside it

TimeReportWhereRemark
Jan 25, 5:10 PM ESTTSTM WND GST 752 N Saint Petersburg, FLESTIMATED WIND GUSTS OF 70 TO 75 MPH. BRANCHES BREAKING OFF TREES.
Jan 25, 5:35 PM ESTTSTM WND DMG2 Nnw Saint Petersburg, FLGAS STATION CANOPY COLLAPSED NEAR INTERSECTION OF 38TH AVE N AND 24TH ST N.
Jan 25, 5:40 PM ESTTSTM WND DMG2 Ene Apollo Beach, FLROOF AND SIDING DAMAGE TO HOME IN COVINGTON GARDENS SUBDIVISION.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Jan 25, 2:07 PM ESTTornado WatchSPC7 hr

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 12:00Z, 10.2 hours before the alert went out and 20 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 2011-01-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 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 2011-01-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 368 square meters per square second.1939587897Sfc1 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
5 J/kg
Mixed-layer CIN
-221 J/kg
Mixed-layer LCL
717 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
368 m²/s²
0-3 km storm-relative helicity
493 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.

375 
WFUS52 KTBW 252209
TORTBW
FLC057-103-252245-
/O.NEW.KTBW.TO.W.0004.110125T2209Z-110125T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
509 PM EST TUE JAN 25 2011

THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL HILLSBOROUGH COUNTY IN FLORIDA.
  SOUTHEASTERN PINELLAS COUNTY IN FLORIDA.

* UNTIL 545 PM EST

* AT 508 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO NEAR LEALMAN...OR NEAR SAINT PETERSBURG...MOVING EAST AT 45
  MPH.

* THE TORNADO WILL BE NEAR...
  LEALMAN.
  MACDILL AIR FORCE BASE.
  TAMPA.
  GIBSONTON.
  RIVERVIEW.
  BLOOMINGDALE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
HAIL AND WIDESPREAD DAMAGING WINDS.

IF YOU ARE IN THE PATH OF THE TORNADO GO TO A SMALL INTERIOR ROOM IN
A STRONG AND WELL CONSTRUCTED BUILDING. CARS AND MOBILE HOMES ARE NOT
SAFE. IF NO SHELTER IS AVAILABLE...LIE FLAT IN A DITCH OR CULVERT AND
COVER YOUR HEAD WITH YOUR HANDS.

TO REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE PLEASE CALL
813-645-2323.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EST TUESDAY EVENING
FOR WESTERN FLORIDA.

&&

LAT...LON 2789 8276 2792 8265 2788 8255 2795 8253
      2804 8223 2777 8216 2774 8248 2782 8239
      2789 8241 2792 8247 2782 8247 2782 8253
      2787 8256 2787 8259 2778 8262 2772 8261
      2772 8269 2774 8272 2771 8274
TIME...MOT...LOC 2209Z 263DEG 39KT 2781 8264

$$
5 follow-up statements
298 
WWUS52 KTBW 252219
SVSTBW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
519 PM EST TUE JAN 25 2011

FLC057-103-252245-
/O.CON.KTBW.TO.W.0004.000000T0000Z-110125T2245Z/
PINELLAS FL-HILLSBOROUGH FL-
519 PM EST TUE JAN 25 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM EST FOR CENTRAL
HILLSBOROUGH AND EASTERN PINELLAS COUNTIES...

AT 513 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.   LOCATED 3 MILES SOUTHWEST OF MACDILL AIR FORCE
BASE...OR 5 MILES NORTHEAST OF SAINT PETERSBURG...MOVING EAST AT 45
MPH.

THE TORNADO WILL BE NEAR...
  MACDILL AIR FORCE BASE.
  APOLLO BEACH.
  GIBSONTON.
  RIVERVIEW.
  BLOOMINGDALE.
  DOVER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THE TORNADO GO TO A SMALL INTERIOR ROOM IN
A STRONG AND WELL CONSTRUCTED BUILDING. CARS AND MOBILE HOMES ARE NOT
SAFE. IF NO SHELTER IS AVAILABLE...LIE FLAT IN A DITCH OR CULVERT AND
COVER YOUR HEAD WITH YOUR HANDS.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
HAIL AND WIDESPREAD DAMAGING WINDS.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS. THIS STORM HAS THE POTENTIAL TO CAUSE SERIOUS
INJURY AND SIGNIFICANT DAMAGE TO PROPERTY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EST TUESDAY EVENING
FOR WESTERN FLORIDA.

&&

LAT...LON 2775 8265 2785 8268 2788 8255 2795 8253
      2804 8223 2777 8216 2774 8248 2782 8239
      2789 8241 2792 8247 2782 8247 2782 8253
      2787 8256 2787 8259 2778 8262 2776 8262
TIME...MOT...LOC 2218Z 263DEG 39KT 2782 8253

$$
390 
WWUS52 KTBW 252230
SVSTBW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
530 PM EST TUE JAN 25 2011

FLC103-252240-
/O.CAN.KTBW.TO.W.0004.000000T0000Z-110125T2245Z/
PINELLAS FL-
530 PM EST TUE JAN 25 2011

...THE TORNADO WARNING FOR EASTERN PINELLAS COUNTY IS CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EST TUESDAY EVENING
FOR WESTERN FLORIDA.

LAT...LON 2795 8253 2804 8223 2777 8216 2774 8248
      2782 8239 2789 8241 2792 8247 2782 8247
      2782 8253
TIME...MOT...LOC 2230Z 263DEG 41KT 2783 8235

$$

FLC057-252245-
/O.CON.KTBW.TO.W.0004.000000T0000Z-110125T2245Z/
HILLSBOROUGH FL-
530 PM EST TUE JAN 25 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM EST FOR CENTRAL
HILLSBOROUGH COUNTY...

AT 522 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.   LOCATED NEAR MACDILL AIR FORCE BASE...OR 10
MILES SOUTH OF TAMPA...MOVING EAST AT 45 MPH.

THE TORNADO WILL BE NEAR...
  GIBSONTON.
  RIVERVIEW.
  BOYETTE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THE TORNADO GO TO A SMALL INTERIOR ROOM IN
A STRONG AND WELL CONSTRUCTED BUILDING. CARS AND MOBILE HOMES ARE NOT
SAFE. IF NO SHELTER IS AVAILABLE...LIE FLAT IN A DITCH OR CULVERT AND
COVER YOUR HEAD WITH YOUR HANDS.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
HAIL AND WIDESPREAD DAMAGING WINDS.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS. THIS STORM HAS THE POTENTIAL TO CAUSE SERIOUS
INJURY AND SIGNIFICANT DAMAGE TO PROPERTY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EST TUESDAY EVENING
FOR WESTERN FLORIDA.

&&

LAT...LON 2795 8253 2804 8223 2777 8216 2774 8248
      2782 8239 2789 8241 2792 8247 2782 8247
      2782 8253
TIME...MOT...LOC 2230Z 263DEG 41KT 2783 8235

$$
556 
WWUS52 KTBW 252234
SVSTBW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
534 PM EST TUE JAN 25 2011

FLC057-252245-
/O.CON.KTBW.TO.W.0004.000000T0000Z-110125T2245Z/
HILLSBOROUGH FL-
534 PM EST TUE JAN 25 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM EST FOR CENTRAL
HILLSBOROUGH COUNTY...

AT 531 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.   LOCATED NEAR APOLLO BEACH...OR 11 MILES
SOUTHWEST OF BRANDON...MOVING EAST AT 40 MPH.

THE TORNADO WILL BE NEAR...
  GIBSONTON.
  BLOOMINGDALE.
  BOYETTE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THE TORNADO GO TO A SMALL INTERIOR ROOM IN
A STRONG AND WELL CONSTRUCTED BUILDING. CARS AND MOBILE HOMES ARE NOT
SAFE. IF NO SHELTER IS AVAILABLE...LIE FLAT IN A DITCH OR CULVERT AND
COVER YOUR HEAD WITH YOUR HANDS.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
HAIL AND WIDESPREAD DAMAGING WINDS.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS. THIS STORM HAS THE POTENTIAL TO CAUSE SERIOUS
INJURY AND SIGNIFICANT DAMAGE TO PROPERTY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EST TUESDAY EVENING
FOR WESTERN FLORIDA.

&&

LAT...LON 2793 8236 2804 8223 2777 8216 2774 8248
      2782 8239
TIME...MOT...LOC 2235Z 279DEG 32KT 2778 8234

$$
963 
WWUS52 KTBW 252237
SVSTBW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
537 PM EST TUE JAN 25 2011

FLC057-252245-
/O.CON.KTBW.TO.W.0004.000000T0000Z-110125T2245Z/
HILLSBOROUGH FL-
537 PM EST TUE JAN 25 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM EST FOR CENTRAL
HILLSBOROUGH COUNTY...

AT 531 PM EST...THE PUBLIC REPORTED A WATERSPOUT HEADING TOWARDS THE 
TECO POWER PLANT...OR 11 MILES SOUTHWEST OF BRANDON...MOVING EAST AT 
40 MPH. 

THE WATERSPOUT WILL BE NEAR...
  GIBSONTON.
  BOYETTE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THE TORNADO GO TO A SMALL INTERIOR ROOM IN
A STRONG AND WELL CONSTRUCTED BUILDING. CARS AND MOBILE HOMES ARE NOT
SAFE. IF NO SHELTER IS AVAILABLE...LIE FLAT IN A DITCH OR CULVERT AND
COVER YOUR HEAD WITH YOUR HANDS.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
HAIL AND WIDESPREAD DAMAGING WINDS.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS. THIS STORM HAS THE POTENTIAL TO CAUSE SERIOUS
INJURY AND SIGNIFICANT DAMAGE TO PROPERTY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EST TUESDAY EVENING
FOR WESTERN FLORIDA.

&&

LAT...LON 2793 8236 2804 8223 2777 8216 2774 8248
      2782 8239
TIME...MOT...LOC 2236Z 279DEG 32KT 2778 8233

$$
116 
WWUS52 KTBW 252238 CCA
SVSTBW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
538 PM EST TUE JAN 25 2011

FLC057-252245-
/O.CON.KTBW.TO.W.0004.000000T0000Z-110125T2245Z/
HILLSBOROUGH FL-
538 PM EST TUE JAN 25 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM EST FOR CENTRAL
HILLSBOROUGH COUNTY...

AT 531 PM EST...THE PUBLIC REPORTED A WATERSPOUT NEAR APOLLO 
BEACH...OR 11 MILES SOUTHWEST OF BRANDON...MOVING EAST AT 40 MPH. 

THE WATERSPOUT WILL BE NEAR...
  GIBSONTON.
  BOYETTE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THE TORNADO GO TO A SMALL INTERIOR ROOM IN
A STRONG AND WELL CONSTRUCTED BUILDING. CARS AND MOBILE HOMES ARE NOT
SAFE. IF NO SHELTER IS AVAILABLE...LIE FLAT IN A DITCH OR CULVERT AND
COVER YOUR HEAD WITH YOUR HANDS.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
HAIL AND WIDESPREAD DAMAGING WINDS.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS. THIS STORM HAS THE POTENTIAL TO CAUSE SERIOUS
INJURY AND SIGNIFICANT DAMAGE TO PROPERTY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EST TUESDAY EVENING
FOR WESTERN FLORIDA.

&&

LAT...LON 2793 8236 2804 8223 2777 8216 2774 8248
      2782 8239
TIME...MOT...LOC 2236Z 279DEG 32KT 2778 8233

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 25, 4:16 AM ESTSmall Craft AdvisoryTBW39 hr
Jan 25, 4:34 AM ESTHigh Surf AdvisoryTBWPinellas19 hr
Jan 25, 9:33 AM ESTLake Wind AdvisoryTBWDeSoto, Hardee, Highlands, Pinellas, Polk, Sumter8 hr
Jan 25, 1:48 PM ESTSpecial Marine WarningTBW57 min
Jan 25, 2:41 PM ESTSpecial Marine WarningTBW64 min
Jan 25, 2:57 PM ESTSpecial Weather StatementTBWCitrus, Levy63 min
Jan 25, 3:37 PM ESTSevere Thunderstorm WarningTBWCitrus, Hernando, Pasco53 min
Jan 25, 3:43 PM ESTSpecial Marine WarningTBW62 min
Jan 25, 3:55 PM ESTTornado WarningTBWCitrus39 min
Jan 25, 4:00 PM ESTTornado WarningTBWHernando, Pasco45 min
Jan 25, 4:24 PM ESTSpecial Marine WarningTBW96 min
Jan 25, 4:30 PM ESTSevere Thunderstorm WarningTBWCitrus, Hernando, Pasco, Sumter60 min
Jan 25, 4:31 PM ESTSpecial Weather StatementTBWHillsborough, Pinellas59 min
Jan 25, 4:45 PM ESTTornado WarningTBWHernando, Pasco, Sumter30 min
Jan 25, 5:00 PM ESTSevere Thunderstorm WarningTBWHillsborough, Manatee, Pinellas, Sarasota60 min
Jan 25, 5:05 PM ESTSpecial Marine WarningTBW115 min
Jan 25, 5:29 PM ESTSpecial Weather StatementTBWHillsborough, Manatee, Sarasota61 min
Jan 25, 5:44 PM ESTAreal Flood AdvisoryTBWHillsborough, Pinellas91 min
Jan 25, 5:45 PM ESTTornado WarningTBWHighlands, Polk30 min
Jan 25, 5:49 PM ESTTornado WarningTBWHillsborough26 min
Jan 25, 5:55 PM ESTAreal Flood AdvisoryTBWManatee2 hr
Jan 25, 5:58 PM ESTTornado WarningTBWPolk32 min
Jan 25, 6:00 PM ESTTornado WarningTBWManatee, Sarasota30 min
Jan 25, 6:01 PM ESTTornado WarningTBWHardee, Hillsborough, Manatee, Polk29 min
Jan 25, 6:30 PM ESTTornado WarningTBWDeSoto, Hardee, Manatee, Sarasota30 min
Jan 25, 6:35 PM ESTTornado WarningTBWCharlotte, DeSoto, Sarasota40 min
Jan 25, 6:54 PM ESTSevere Thunderstorm WarningTBWHardee, Highlands, Polk36 min

Nearby

Tornado Warnings in Florida, 2011Every tornado warning in 2011Tornadoes in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.