Alert archive / Florida / Tornado Warnings in 2007
Tornado Warning 7, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this tornado warning at Apr 15, 2007, 9:29 AM EDT for Hernando County, Pasco County, Sumter County, Florida. It was in force for 31 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
- Apr 15, 2007, 9:29 AM EDT (13:29 UTC)
- Expired
- Apr 15, 2007, 10:00 AM EDT
- In force
- 31 min
- Issued by
- NWS Tampa Bay, FL
- Area
- Counties, with a storm outline in the text
Counties Hernando County, FL, Pasco County, FL, Sumter County, FL
The radar
The Tampa radar (KTBW), 82 km from the middle of the area, began a volume at 13:30 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 15, 9:30 AM EDT | TSTM WND GST 60 | Dade City, FL | REPORT FROM SAME RESIDENT AS NICKEL SIZE HAIL. |
| Apr 15, 9:30 AM EDT | HAIL 0.88 | Dade City, FL | TIME ESTIMATED FROM RADAR. |
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 12:00Z, 1.5 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.
- Mixed-layer CAPE
- 1470 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 579 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 331 m²/s²
- 0-3 km storm-relative helicity
- 310 m²/s²
- Significant tornado parameter
- 2.9
- Supercell composite
- 12.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS52 KTBW 151329 TORTBW FLC053-101-119-151400- /O.NEW.KTBW.TO.W.0007.070415T1329Z-070415T1400Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 929 AM EDT SUN APR 15 2007 THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A * TORNADO WARNING FOR... SOUTHEASTERN SUMTER COUNTY IN FLORIDA. SOUTHEASTERN HERNANDO COUNTY IN FLORIDA. NORTHEASTERN PASCO COUNTY IN FLORIDA. * UNTIL 1000 AM EDT * AT 929 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO 6 MILES WEST OF DADE CITY...MOVING EAST AT 45 MPH. * THE TORNADO WILL BE NEAR... DADE CITY NORTH BY 930 AM EDT. LACOOCHEE BY 935 AM EDT. THE GREEN SWAMP BY 945 AM EDT. AT 921 AM EDT...THE PUBLIC ALSO REPORTED FUNNEL CLOUDS OVER CENTRAL PASCO COUNTY. THIS IS A DANGEROUS STORM MOVE INTO THE INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING...AWAY FROM WINDOWS. COVER YOUR HEAD AND BODY WITH PILLOWS OR BLANKETS. FUNNEL CLOUDS HAVE BEEN SIGHTED. CONDITIONS REMAIN FAVORABLE FOR TORNADO DEVELOPMENT. MOVE INSIDE A STURDY BUILDING IMMEDIATELY...AND STAY AWAY FROM WINDOWS. PLEASE REPORT TORNADOES OR FUNNEL CLOUDS...WINDS OF 58 MPH OR HIGHER...HAIL THE SIZE OF PENNIES OF LARGER...AND ANY WIND DAMAGE TO YOUR NATIONAL WEATHER SERVICE IN RUSKIN BY CALLING 813-645-2323. && LAT...LON 2843 8237 2826 8230 2836 8193 2858 8193 $$ 55
2 follow-up statements
000 WWUS52 KTBW 151346 SVSTBW SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 946 AM EDT SUN APR 15 2007 FLC053-151356- /O.CAN.KTBW.TO.W.0007.000000T0000Z-070415T1400Z/ HERNANDO- 946 AM EDT SUN APR 15 2007 ...THE TORNADO WARNING FOR HERNANDO COUNTY IS CANCELLED... THE TORNADO IS EXPECTED TO REMAIN SOUTH OF SOUTHEAST HERNANDO COUNTY. && LAT...LON 2842 8219 2830 8217 2836 8193 2851 8192 $$ FLC101-119-151400- /O.CON.KTBW.TO.W.0007.000000T0000Z-070415T1400Z/ SUMTER-PASCO- 946 AM EDT SUN APR 15 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 AM EDT FOR NORTHEASTERN PASCO AND SOUTHEASTERN SUMTER COUNTIES... AT 946 AM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO 5 MILES EAST OF DADE CITY...MOVING EAST AT 30 MPH. THE TORNADO WILL BE NEAR... THE GREEN SWAMP BY 950 AM EDT. THIS IS A DANGEROUS STORM ACT QUICKLY. GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING...AWAY FROM WINDOWS. COVER YOUR HEAD WITH PILLOWS OR BLANKETS. PLEASE REPORT TORNADOES OR FUNNEL CLOUDS...WINDS OF 58 MPH OR HIGHER...HAIL THE SIZE OF PENNIES OF LARGER...AND ANY WIND DAMAGE TO YOUR NATIONAL WEATHER SERVICE IN RUSKIN BY CALLING 813-645-2323. && LAT...LON 2842 8219 2830 8217 2836 8193 2851 8192 $$ 55
000 WWUS52 KTBW 151359 SVSTBW SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 959 AM EDT SUN APR 15 2007 FLC101-119-151409- /O.EXP.KTBW.TO.W.0007.000000T0000Z-070415T1400Z/ SUMTER-PASCO- 959 AM EDT SUN APR 15 2007 ...THE TORNADO WARNING FOR NORTHEASTERN PASCO AND SOUTHEASTERN SUMTER COUNTIES WILL EXPIRE AT 1000 AM EDT... AT 959 AM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED THE TORNADO THAT PROMPTED THE WARNING...HAD EXITED THE WARNED AREA...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE. && LAT...LON 2842 8219 2830 8217 2836 8193 2851 8192 $$ 55
The office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 4:42 AM EDT | High Surf Advisory | TBW | Pinellas | 35 hr |
| Apr 15, 5:30 AM EDT | Special Marine Warning | TBW | 90 min | |
| Apr 15, 7:14 AM EDT | Special Marine Warning | TBW | 91 min | |
| Apr 15, 8:39 AM EDT | Special Marine Warning | TBW | 51 min | |
| Apr 15, 8:56 AM EDT | Tornado Warning | TBW | Hernando, Pasco | 34 min |
| Apr 15, 9:30 AM EDT | Special Marine Warning | TBW | 60 min | |
| Apr 15, 10:02 AM EDT | Severe Thunderstorm Warning | TBW | Manatee | 28 min |
| Apr 15, 10:30 AM EDT | Special Marine Warning | TBW | 90 min | |
| Apr 15, 10:45 AM EDT | Severe Thunderstorm Warning | TBW | Polk | 45 min |
| Apr 15, 1:30 PM EDT | Special Marine Warning | TBW | 30 min | |
| Apr 15, 1:56 PM EDT | Red Flag Warning | TBW | DeSoto, Hardee, Highlands, Pinellas, Polk, Sumter | 29 hr |
Nearby
Tornado Warnings in Florida, 2007Every tornado warning in 2007Tornadoes in 2007
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.