Alert archive / Florida / Tornado Warnings in 2012

Tornado Warning 32, NWS Tampa Bay, FL

June 25, 2012Hernando County, Pasco County, Florida

NWS Tampa Bay, FL issued this tornado warning at Jun 25, 2012, 3:50 AM EDT for Hernando County, Pasco County, Florida. It was in force for 25 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 25, 2012, 3:50 AM EDT (07:50 UTC)
Expired: Jun 25, 2012, 4:15 AM EDT
In force: 25 min
Issued by: NWS Tampa Bay, FL
Area: Storm-based polygon

Counties Hernando County, FL, Pasco County, FL

The radar

The Tampa radar (KTBW), 82 km from the middle of the area, began a volume at 07:51 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
Jun 24, 7:46 PM EDT	Tornado Watch	SPC	9 hr

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 00:00Z, 7.8 hours before the alert went out and 82 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: 2192 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 526 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 287 m²/s²
0-3 km storm-relative helicity: 322 m²/s²
Significant tornado parameter: 2.4
Supercell composite: 15.2

Open this sounding in Storm Lab

The text

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

693 
WFUS52 KTBW 250750
TORTBW
FLC053-101-250815-
/O.NEW.KTBW.TO.W.0032.120625T0750Z-120625T0815Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
350 AM EDT MON JUN 25 2012

THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN HERNANDO COUNTY IN FLORIDA.
  CENTRAL PASCO COUNTY IN FLORIDA.

* UNTIL 415 AM EDT

* AT 349 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO NEAR WESLEY CHAPEL...OR 11 MILES NORTH OF LUTZ...MOVING
  NORTH AT 35 MPH.

* THE TORNADO WILL BE NEAR...
  WESLEY CHAPEL...LAND O LAKES.
  SAN ANTONIO.
  GARDEN GROVE.
  BROOKSVILLE.

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 500 AM EDT MONDAY MORNING FOR
WESTERN FLORIDA.

&&

LAT...LON 2864 8238 2853 8217 2818 8234 2824 8253
TIME...MOT...LOC 0751Z 200DEG 30KT 2830 8239

$$

1 follow-up statement

507 
WWUS52 KTBW 250811
SVSTBW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
411 AM EDT MON JUN 25 2012

FLC053-101-250821-
/O.EXP.KTBW.TO.W.0032.000000T0000Z-120625T0815Z/
PASCO FL-HERNANDO FL-
411 AM EDT MON JUN 25 2012

...THE TORNADO WARNING FOR EASTERN HERNANDO AND CENTRAL PASCO
COUNTIES WILL EXPIRE AT 415 AM EDT...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM EDT MONDAY MORNING FOR
WESTERN FLORIDA.

LAT...LON 2864 8238 2853 8217 2818 8234 2824 8253
TIME...MOT...LOC 0811Z 200DEG 30KT 2845 8231

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 24, 8:00 PM EDT	Severe Thunderstorm Warning	TBW	Pinellas	30 min
Jun 24, 8:05 PM EDT	Tornado Warning	TBW	DeSoto, Hardee, Polk	40 min
Jun 24, 8:14 PM EDT	Tornado Warning	TBW	Pinellas	33 min
Jun 24, 8:26 PM EDT	Special Marine Warning	TBW		34 min
Jun 24, 8:26 PM EDT	Severe Thunderstorm Warning	TBW	Charlotte, Lee, Manatee, Sarasota	34 min
Jun 24, 8:42 PM EDT	Severe Thunderstorm Warning	TBW	Hillsborough, Manatee, Pinellas, Sarasota	33 min
Jun 24, 8:54 PM EDT	Areal Flood Warning	TBW	Pasco, Pinellas	6 hr
Jun 24, 8:56 PM EDT	Tornado Warning	TBW	Hernando, Pasco	34 min
Jun 24, 9:07 PM EDT	Severe Thunderstorm Warning	TBW	Charlotte, DeSoto, Hardee, Lee, Manatee, Sarasota	38 min
Jun 24, 9:13 PM EDT	Severe Thunderstorm Warning	TBW	Hardee, Hillsborough, Manatee, Polk	32 min
Jun 24, 9:35 PM EDT	River Flood Warning	TBW	Hillsborough	4 days
Jun 24, 9:35 PM EDT	River Flood Warning	TBW	Polk	13 hr
Jun 24, 9:35 PM EDT	River Flood Warning	TBW	Hillsborough	48 hr
Jun 24, 9:35 PM EDT	River Flood Warning	TBW	Pasco	8 days
Jun 24, 9:47 PM EDT	Severe Thunderstorm Warning	TBW	Charlotte, DeSoto, Hardee, Highlands, Hillsborough, Pasco and 1 more	43 min
Jun 24, 10:36 PM EDT	Special Weather Statement	TBW	Highlands	39 min
Jun 25, 1:08 AM EDT	Areal Flood Advisory	TBW	Citrus, Hernando, Hillsborough, Pasco, Polk, Sumter	3 hr
Jun 25, 1:44 AM EDT	Special Marine Warning	TBW		46 min
Jun 25, 2:32 AM EDT	Special Marine Warning	TBW		118 min
Jun 25, 2:43 AM EDT	Areal Flood Warning	TBW	Pinellas	6 hr
Jun 25, 3:20 AM EDT	Tornado Warning	TBW	Hillsborough	5 min
Jun 25, 4:09 AM EDT	Severe Thunderstorm Warning	TBW	Hillsborough	36 min
Jun 25, 7:17 AM EDT	Special Weather Statement	TBW	Manatee	43 min
Jun 25, 8:00 AM EDT	Special Weather Statement	TBW	Charlotte, Lee	45 min
Jun 25, 8:25 AM EDT	Areal Flood Advisory	TBW	Charlotte, Lee, Manatee, Sarasota	80 min
Jun 25, 8:31 AM EDT	Severe Thunderstorm Warning	TBW	Charlotte, DeSoto, Hardee, Manatee, Sarasota	29 min
Jun 25, 9:03 AM EDT	Special Weather Statement	TBW	Lee	42 min
Jun 25, 10:00 AM EDT	Areal Flood Advisory	TBW	Manatee, Sarasota	90 min
Jun 25, 10:06 AM EDT	Tornado Warning	TBW	Hardee, Highlands, Polk	39 min
Jun 25, 12:23 PM EDT	River Flood Warning	TBW	Manatee	34 hr
Jun 25, 12:38 PM EDT	Special Marine Warning	TBW		37 min
Jun 25, 1:24 PM EDT	Severe Thunderstorm Warning	TBW	Charlotte, DeSoto, Sarasota	36 min
Jun 25, 3:28 PM EDT	River Flood Warning	TBW	Hernando, Pasco	21 hr
Jun 25, 3:28 PM EDT	River Flood Warning	TBW	Pasco, Sumter	21 hr
Jun 25, 3:28 PM EDT	River Flood Warning	TBW	Citrus	31 hr
Jun 25, 3:28 PM EDT	River Flood Warning	TBW	Citrus, Levy	31 hr
Jun 25, 6:56 PM EDT	Areal Flood Warning	TBW	Citrus, Hernando, Hillsborough, Pasco, Pinellas	24 hr
Jun 25, 7:20 PM EDT	Tornado Warning	TBW	Hillsborough, Manatee, Polk	25 min

Nearby

Tornado Warnings in Florida, 2012 Every tornado warning in 2012 Tornadoes 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.