Alert archive / Florida / Tornado Warnings in 2012

Tornado Warning 6, NWS Tampa Bay, FL

June 9, 2012Lee County, Florida

NWS Tampa Bay, FL issued this tornado warning at Jun 9, 2012, 12:22 AM EDT for Lee County, Florida. It was in force for 38 min. 1 report 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
Jun 9, 2012, 12:22 AM EDT (04:22 UTC)
Expired
Jun 9, 2012, 1:00 AM EDT
In force
38 min
Issued by
NWS Tampa Bay, FL
Area
Storm-based polygon

County Lee County, FL

The radar

The Tampa radar (KTBW), 138 km from the middle of the area, began a volume at 04:24 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
Jun 9, 12:59 AM EDTFUNNEL CLOUD3 E Sanibel, FLTHE PUBLIC REPORTED A FUNNEL CLOUD...VIEWED FROM THE CORNER OF SANDCAP ROAD AND WEST GULF DRIVE.

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

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 00:00Z, 4.4 hours before the alert went out and 138 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 2012-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 312 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 00:00Z on 2012-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -79 square meters per square second.193958Sfc1 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
312 J/kg
Mixed-layer CIN
-60 J/kg
Mixed-layer LCL
644 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
-79 m²/s²
0-3 km storm-relative helicity
65 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.

068 
WFUS52 KTBW 090422
TORTBW
FLC071-090500-
/O.NEW.KTBW.TO.W.0006.120609T0422Z-120609T0500Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
1222 AM EDT SAT JUN 9 2012

THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN LEE COUNTY IN FLORIDA.

* UNTIL 100 AM EDT

* AT 1218 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO NEAR CAPTIVA...OR 10 MILES NORTHWEST OF SANIBEL...MOVING
  EAST AT 15 MPH.

* THE TORNADO WILL BE NEAR...
  CAPTIVA.
  SANIBEL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A VERY DANGEROUS SITUATION...IF YOU ARE IN THE PATH OF THIS
TORNADO...TAKE COVER IMMEDIATELY!

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

&&

LAT...LON 2643 8214 2647 8218 2656 8222 2657 8219
      2651 8217 2648 8212 2650 8213 2657 8213
      2657 8196 2650 8198 2647 8202 2644 8201
      2641 8207
TIME...MOT...LOC 0422Z 290DEG 13KT 2651 8223

$$

14-MROCZKA
3 follow-up statements
869 
WWUS52 KTBW 090433
SVSTBW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
1233 AM EDT SAT JUN 9 2012

FLC071-090500-
/O.CON.KTBW.TO.W.0006.000000T0000Z-120609T0500Z/
LEE FL-
1233 AM EDT SAT JUN 9 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 100 AM EDT FOR WESTERN
LEE COUNTY...

AT 1230 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR CAPTIVA...OR 5 
MILES NORTHWEST OF SANIBEL...MOVING EAST AT 15 MPH.

THE TORNADO WILL BE NEAR...
  CAPTIVA.
  SANIBEL.
  PUNTA RASSA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A VERY DANGEROUS SITUATION. IF YOU ARE IN THE PATH OF THIS 
TORNADO...TAKE COVER IMMEDIATELY!

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.

&&

LAT...LON 2643 8214 2647 8218 2656 8222 2657 8219
      2651 8217 2648 8212 2650 8213 2657 8213
      2657 8196 2650 8198 2647 8202 2644 8201
      2641 8207
TIME...MOT...LOC 0432Z 290DEG 13KT 2650 8219

$$

14-MROCZKA
905 
WWUS52 KTBW 090447
SVSTBW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
1247 AM EDT SAT JUN 9 2012

FLC071-090500-
/O.CON.KTBW.TO.W.0006.000000T0000Z-120609T0500Z/
LEE FL-
1247 AM EDT SAT JUN 9 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 100 AM EDT FOR WESTERN
LEE COUNTY...

AT 1241 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A TORNADO. THIS TORNADO WAS LOCATED JUST EAST OF 
CAPTIVA...OR NEAR SANIBEL...MOVING EAST AT 15 MPH.

THE TORNADO WILL BE NEAR...
  CAPTIVA.
  SANIBEL.
  SAINT JAMES CITY.

IN ADDITION TO THE TORNADO...GOLFBALL SIZED HAIL IS POSSIBLE WITH 
THIS VERY DANGEROUS STORM. IF YOU ARE IN THE PATH OF THIS 
STORM...TAKE COVER IMMEDIATELY!

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

LAT...LON 2643 8214 2647 8218 2656 8222 2657 8219
      2651 8217 2648 8212 2650 8213 2657 8213
      2657 8196 2650 8198 2647 8202 2644 8201
      2641 8207
TIME...MOT...LOC 0444Z 277DEG 13KT 2650 8214

$$

14-MROCZKA
445 
WWUS52 KTBW 090451
SVSTBW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
1251 AM EDT SAT JUN 9 2012

FLC071-090500-
/O.CON.KTBW.TO.W.0006.000000T0000Z-120609T0500Z/
LEE FL-
1251 AM EDT SAT JUN 9 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 100 AM EDT FOR WESTERN
LEE COUNTY...

AT 1247 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED
TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR SAINT JAMES 
CITY...OR NEAR SANIBEL...MOVING EAST AT 15 MPH.

THE TORNADO WILL BE NEAR...
  SANIBEL.
  SAINT JAMES CITY.
  PUNTA RASSA.

IN ADDITION TO THE TORNADO...DESTRUCTIVE HAIL TO THE SIZE OF 
GOLFBALLS IS EXPECTED WITH THIS STORM. IF YOU ARE IN THE PATH OF 
THIS VERY DANGEROUS STORM...TAKE COVER IMMEDIATELY!

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

LAT...LON 2643 8214 2647 8218 2656 8222 2657 8219
      2651 8217 2648 8212 2650 8213 2657 8213
      2657 8196 2650 8198 2647 8202 2644 8201
      2641 8207
TIME...MOT...LOC 0450Z 274DEG 14KT 2651 8210

$$

14-MROCZKA

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 8:50 PM EDTRiver Flood WarningTBWManatee37 hr
Jun 8, 10:17 PM EDTSpecial Marine WarningTBW58 min
Jun 8, 11:00 PM EDTSpecial Weather StatementTBWLee45 min
Jun 8, 11:17 PM EDTSpecial Marine WarningTBW118 min
Jun 9, 12:09 AM EDTSevere Thunderstorm WarningTBWLee51 min
Jun 9, 12:17 AM EDTSpecial Marine WarningTBW88 min
Jun 9, 1:00 AM EDTSevere Thunderstorm WarningTBWLee45 min
Jun 9, 1:00 AM EDTTornado WarningTBWLee45 min
Jun 9, 1:37 AM EDTSevere Thunderstorm WarningTBWLee53 min
Jun 9, 7:51 AM EDTRiver Flood WarningTBWManatee8 hr
Jun 9, 4:40 PM EDTSpecial Weather StatementTBWHighlands50 min
Jun 9, 6:42 PM EDTSpecial Weather StatementTBWOsceola18 min

Nearby

Tornado Warnings in Florida, 2012Every tornado warning in 2012Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.