Alert archive / Florida / Tornado Warnings in 2012

Tornado Warning 24, NWS Tampa Bay, FL

June 24, 20124 counties in Florida

NWS Tampa Bay, FL issued this tornado warning at Jun 24, 2012, 5:29 PM EDT for 4 counties in Florida. It was in force for 31 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
Jun 24, 2012, 5:29 PM EDT (21:29 UTC)
Expired
Jun 24, 2012, 6:00 PM EDT
In force
31 min
Issued by
NWS Tampa Bay, FL
Area
Storm-based polygon

Counties Hernando County, FL, Hillsborough County, FL, Pasco County, FL, Pinellas County, FL

The radar

The Tampa radar (KTBW), 77 km from the middle of the area, began a volume at 21:28 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.

IssuedProductOfficeLasted
Jun 24, 11:47 AM EDTTornado WatchSPC8 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 9.5 hours before the alert went out and 210 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, Cape Canaveral, FL at 12:00Z on 2012-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 400 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, Cape Canaveral, FL at 12:00Z on 2012-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -17 square meters per square second.1939Sfc1 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
400 J/kg
Mixed-layer CIN
-42 J/kg
Mixed-layer LCL
926 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
-17 m²/s²
0-3 km storm-relative helicity
-25 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

464 
WFUS52 KTBW 242129
TORTBW
FLC053-057-101-103-242200-
/O.NEW.KTBW.TO.W.0024.120624T2129Z-120624T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
529 PM EDT SUN JUN 24 2012

THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN HERNANDO COUNTY IN FLORIDA.
  NORTHWESTERN HILLSBOROUGH COUNTY IN FLORIDA.
  WESTERN PASCO COUNTY IN FLORIDA.
  NORTHERN PINELLAS COUNTY IN FLORIDA.

* UNTIL 600 PM EDT

* AT 522 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO NEAR TRINITY...OR 6 MILES EAST OF TARPON SPRINGS...MOVING
  NORTH AT 40 MPH.

* THE TORNADO WILL BE NEAR...
  ODESSA...TRINITY.
  JASMINE ESTATES.
  MOON LAKE ESTATES...BAYONET POINT.
  SHADY HILLS...ARIPEKA.
  SPRING HILL...MASARYKTOWN.
  HERNANDO COUNTY AIRPORT...GARDEN GROVE.

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.

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

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EDT SUNDAY EVENING FOR
WESTERN FLORIDA.

&&

LAT...LON 2843 8269 2844 8268 2845 8269 2850 8268
      2848 8240 2810 8260 2812 8272
TIME...MOT...LOC 2129Z 196DEG 35KT 2820 8263

$$
1 follow-up statement
607 
WWUS52 KTBW 242158
SVSTBW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
558 PM EDT SUN JUN 24 2012

FLC053-057-101-103-242209-
/O.EXP.KTBW.TO.W.0024.000000T0000Z-120624T2200Z/
HILLSBOROUGH FL-PINELLAS FL-PASCO FL-HERNANDO FL-
558 PM EDT SUN JUN 24 2012

...THE TORNADO WARNING FOR SOUTHWESTERN HERNANDO...WESTERN PASCO...
NORTHERN PINELLAS AND NORTHWESTERN HILLSBOROUGH COUNTIES WILL EXPIRE
AT 600 PM EDT...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EDT SUNDAY EVENING FOR
WESTERN FLORIDA.

LAT...LON 2843 8269 2844 8268 2845 8269 2850 8268
      2848 8240 2810 8260 2812 8272
TIME...MOT...LOC 2159Z 196DEG 35KT 2848 8254

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 23, 8:32 PM EDTSpecial Marine WarningTBW43 min
Jun 23, 9:11 PM EDTSpecial Marine WarningTBW49 min
Jun 23, 9:36 PM EDTSpecial Weather StatementTBWCharlotte39 min
Jun 23, 9:49 PM EDTSpecial Marine WarningTBW41 min
Jun 23, 10:58 PM EDTSpecial Marine WarningTBW62 min
Jun 23, 11:37 PM EDTSpecial Marine WarningTBW38 min
Jun 24, 12:26 AM EDTSpecial Marine WarningTBW64 min
Jun 24, 1:07 AM EDTCoastal Flood WarningTBWPinellas35 hr
Jun 24, 3:09 AM EDTSpecial Marine WarningTBW66 min
Jun 24, 4:47 AM EDTTropical Storm WarningTBWPinellas65 hr
Jun 24, 8:30 AM EDTTornado WarningTBWCharlotte, Lee30 min
Jun 24, 8:33 AM EDTSpecial Marine WarningTBW57 min
Jun 24, 10:00 AM EDTTornado WarningTBWDeSoto, Hardee30 min
Jun 24, 10:09 AM EDTSpecial Marine WarningTBW66 min
Jun 24, 10:16 AM EDTRiver Flood WarningTBWHillsborough6 days
Jun 24, 10:16 AM EDTRiver Flood WarningTBWManatee4 days
Jun 24, 10:16 AM EDTRiver Flood WarningTBWSarasota12 days
Jun 24, 10:16 AM EDTRiver Flood WarningTBWPasco6 days
Jun 24, 10:31 AM EDTTornado WarningTBWHardee, Polk22 min
Jun 24, 11:22 AM EDTSevere Thunderstorm WarningTBWHillsborough, Pinellas38 min
Jun 24, 11:25 AM EDTSpecial Marine WarningTBW65 min
Jun 24, 11:59 AM EDTAreal Flood AdvisoryTBWHillsborough, Pasco, Pinellas2 hr
Jun 24, 12:00 PM EDTTropical Storm WatchTBWPinellas24 hr
Jun 24, 12:19 PM EDTTornado WarningTBWHighlands41 min
Jun 24, 12:29 PM EDTSpecial Marine WarningTBW91 min
Jun 24, 1:16 PM EDTFlood WatchTBWDeSoto, Hardee, Highlands, Pinellas, Polk, Sumter43 hr
Jun 24, 1:21 PM EDTTornado WarningTBWManatee, Sarasota24 min
Jun 24, 1:22 PM EDTTornado WarningTBWHillsborough, Pasco, Pinellas27 min
Jun 24, 1:32 PM EDTTornado WarningTBWManatee, Sarasota43 min
Jun 24, 1:52 PM EDTAreal Flood AdvisoryTBWHillsborough, Pasco, Pinellas113 min
Jun 24, 1:57 PM EDTSpecial Marine WarningTBW93 min
Jun 24, 2:12 PM EDTTornado WarningTBWHighlands48 min
Jun 24, 2:17 PM EDTAreal Flood AdvisoryTBWManatee88 min
Jun 24, 3:00 PM EDTAreal Flood WarningTBWPasco, Pinellas6 hr
Jun 24, 3:17 PM EDTTornado WarningTBWHillsborough, Pasco28 min
Jun 24, 3:20 PM EDTTornado WarningTBWHighlands40 min
Jun 24, 3:46 PM EDTSpecial Weather StatementTBWPolk44 min
Jun 24, 3:48 PM EDTSpecial Weather StatementTBWPinellas42 min
Jun 24, 3:55 PM EDTTornado WarningTBWPasco, Pinellas35 min
Jun 24, 3:57 PM EDTTornado WarningTBWHighlands63 min
Jun 24, 4:10 PM EDTSpecial Marine WarningTBW95 min
Jun 24, 4:32 PM EDTTornado WarningTBWHillsborough, Pasco28 min
Jun 24, 4:36 PM EDTCoastal Flood AdvisoryTBW63 hr
Jun 24, 4:41 PM EDTTornado WarningTBWHernando, Pasco34 min
Jun 24, 4:45 PM EDTSpecial Marine WarningTBW45 min
Jun 24, 4:59 PM EDTTornado WarningTBWPasco, Pinellas31 min
Jun 24, 5:05 PM EDTTornado WarningTBWHighlands25 min
Jun 24, 5:46 PM EDTSpecial Marine WarningTBW89 min
Jun 24, 6:56 PM EDTAreal Flood AdvisoryTBWCitrus, Hernando, Hillsborough, Pasco, Sumter6 hr
Jun 24, 7:08 PM EDTTornado WarningTBWHardee, Polk37 min
Jun 24, 7:18 PM EDTSpecial Marine WarningTBW87 min
Jun 24, 7:23 PM EDTSpecial Marine WarningTBW52 min
Jun 24, 7:39 PM EDTTornado WarningTBWHillsborough, Manatee36 min
Jun 24, 7:48 PM EDTTornado WarningTBWPolk27 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.