Alert archive / Florida / Tornado Warnings in 2014

Tornado Warning 2, NWS Tampa Bay, FL

March 6, 2014Pinellas County, Florida

NWS Tampa Bay, FL issued this tornado warning at Mar 6, 2014, 11:39 AM EST for Pinellas County, Florida. It was in force for 51 min. 2 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
Mar 6, 2014, 11:39 AM EST (16:39 UTC)
Expired
Mar 6, 2014, 12:30 PM EST
In force
51 min
Issued by
NWS Tampa Bay, FL
Area
Storm-based polygon

County Pinellas County, FL

The radar

The Tampa radar (KTBW), 36 km from the middle of the area, began a volume at 16:40 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
Mar 6, 12:05 PM ESTTORNADO5 Sw Largo, FLPUBLIC REPORT WITH PICTURE VIA SOCIAL MEDIA OF TORNADIC WATERSPOUT MOVING ONSHORE AT INDIAN SHORES.
Mar 6, 12:15 PM ESTTSTM WND DMG3 Ssw Clearwater, FLSEVERAL LARGE BRANCHES DOWN. FENCE AND SHED DAMAGED. LOCATION ESTIMATED BETWEEN LARGO AND BELLEAIR.

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
Mar 6, 11:28 AM ESTTornado WatchSPC5 hr

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 12:00Z, 4.7 hours before the alert went out and 36 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 2014-03-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 68 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 2014-03-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 236 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
68 J/kg
Mixed-layer CIN
-114 J/kg
Mixed-layer LCL
631 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
236 m²/s²
0-3 km storm-relative helicity
292 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.

812 
WFUS52 KTBW 061639
TORTBW
FLC103-061730-
/O.NEW.KTBW.TO.W.0002.140306T1639Z-140306T1730Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
1139 AM EST THU MAR 6 2014

THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A

* TORNADO WARNING FOR...
  PINELLAS COUNTY IN WEST CENTRAL FLORIDA...
  THIS INCLUDES THE CITIES OF...CLEARWATER...LARGO...PINELLAS PARK...
  SEMINOLE...DOWNTOWN SAINT PETERSBURG...SAINT PETERSBURG...SAINT
  PETE BEACH...

* UNTIL 1230 PM EST

* AT 1139 AM EST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  WATERSPOUT 10 MILES SOUTHWEST OF INDIAN SHORES...OR 13 MILES WEST
  OF SEMINOLE...MOVING EAST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  INDIAN SHORES AND INDIAN ROCKS BEACH BY NOON EST...
  SEMINOLE...MADEIRA BEACH AND BELLEAIR BEACH BY 1205 PM EST...
  LARGO AND BELLEAIR BY 1210 PM EST...
  KENNETH CITY BY 1215 PM EST...
  HIGHPOINT AND PINELLAS PARK BY 1220 PM EST...

THIS INCLUDES INTERSTATE 275 BETWEEN EXITS 6 AND 32.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS ON THE LOWEST FLOOR OF A
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM EST THURSDAY EVENING
FOR SOUTHWESTERN FLORIDA.

&&

LAT...LON 2793 8285 2797 8284 2805 8265 2797 8263
      2799 8264 2800 8267 2797 8269 2797 8265
      2794 8271 2788 8257 2786 8259 2781 8257
      2778 8261 2770 8263 2768 8274 2786 8286
TIME...MOT...LOC 1639Z 249DEG 22KT 2780 8298

$$
1 follow-up statement
900 
WWUS52 KTBW 061721
SVSTBW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
1221 PM EST THU MAR 6 2014

FLC103-061731-
/O.EXP.KTBW.TO.W.0002.000000T0000Z-140306T1730Z/
PINELLAS FL-
1221 PM EST THU MAR 6 2014

...THE TORNADO WARNING FOR SOUTHERN PINELLAS COUNTY WILL EXPIRE AT
1230 PM EST...

THE TORNADO HAS LIFTED...HOWEVER THE STORM WILL CONTINUE TO PRODUCE
STRONG GUSTY WINDS...HEAVY RAIN...AND SMALL HAIL UNTIL IT FULLY
DISSIPATES.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM EST THURSDAY EVENING
FOR SOUTHWESTERN FLORIDA.

LAT...LON 2793 8285 2797 8284 2805 8265 2797 8263
      2799 8264 2800 8267 2797 8269 2797 8265
      2794 8271 2788 8257 2786 8259 2781 8257
      2778 8261 2770 8263 2768 8274 2786 8286
TIME...MOT...LOC 1721Z 249DEG 22KT 2789 8271

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 6, 5:21 AM ESTRip Current StatementTBWCharlotte, Hillsborough, Lee, Manatee, Pinellas, Sarasota8 hr
Mar 6, 10:16 AM ESTSpecial Marine WarningTBW89 min
Mar 6, 11:06 AM ESTSpecial Marine WarningTBW54 min
Mar 6, 11:37 AM ESTSevere Thunderstorm WarningTBWPinellas38 min
Mar 6, 11:44 AM ESTSpecial Marine WarningTBW61 min
Mar 6, 11:59 AM ESTSpecial Marine WarningTBW61 min
Mar 6, 12:19 PM ESTSevere Thunderstorm WarningTBWHillsborough, Pinellas41 min
Mar 6, 12:31 PM ESTSpecial Marine WarningTBW59 min
Mar 6, 12:33 PM ESTTornado WarningTBWHillsborough, Pinellas27 min
Mar 6, 12:45 PM ESTSevere Thunderstorm WarningTBWLee45 min
Mar 6, 12:58 PM ESTSpecial Weather StatementTBWPasco62 min
Mar 6, 1:54 PM ESTSpecial Weather StatementTBWCharlotte, DeSoto51 min

Nearby

Tornado Warnings in Florida, 2014Every tornado warning in 2014Tornadoes in 2014

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.