Alert archive / Florida / Tornado Warnings in 2004
Tornado Warning 17, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this tornado warning at Aug 13, 2004, 4:01 PM EDT for Polk County, Florida. It was in force for 29 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
- Aug 13, 2004, 4:01 PM EDT (20:01 UTC)
- Expired
- Aug 13, 2004, 4:30 PM EDT
- In force
- 29 min
- Issued by
- NWS Tampa Bay, FL
- Area
- Counties, with a storm outline in the text
County Polk County, FL
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 13, 7:30 AM EDT | Tornado Watch | SPC | 10 hr |
| Aug 13, 1:45 PM EDT | Tornado Watch | SPC | 12 hr |
The nearest sounding before it
Tampa Bay, FL (KTBW), launched 12:00Z, 8.0 hours before the alert went out and 107 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1607 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -160 m²/s²
- 0-3 km storm-relative helicity
- -117 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS52 KTBW 132001 TORTBW FLC105-132030- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 401 PM EDT FRI AUG 13 2004 THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A * TORNADO WARNING FOR... SOUTHEASTERN POLK COUNTY IN FLORIDA. * UNTIL 430 PM EDT * AT 401 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO OVER SOUTHEASTERN POLK COUNTY...MOVING NORTHWEST AT 40 MPH. * THE TORNADO WILL AFFECT... RURAL SOUTHEASTERN POLK COUNTY BY 405 PM EDT. RURAL EASTERN POLK COUNTY BY 415 PM EDT. IF CAUGHT OUTSIDE...MOVE INTO A STURDY BUILDING. AS A LAST RESORT... SEEK SHELTER IN A CULVERT...DITCH...OR LOW SPOT...AND COVER YOUR HEAD WITH YOUR HANDS. REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN RUSKIN. && LAT...LON 2766 8133 2766 8111 2811 8130 2802 8153 $$ 63
The office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 1:39 AM EDT | Special Marine Warning | TBW | 51 min | |
| Aug 13, 2:47 AM EDT | Special Marine Warning | TBW | 58 min | |
| Aug 13, 4:02 AM EDT | Special Marine Warning | TBW | 58 min | |
| Aug 13, 4:02 AM EDT | Special Marine Warning | TBW | 58 min | |
| Aug 13, 5:00 AM EDT | Special Marine Warning | TBW | 60 min | |
| Aug 13, 11:52 AM EDT | Tornado Warning | TBW | Hardee, Highlands | 23 min |
| Aug 13, 12:21 PM EDT | Tornado Warning | TBW | Highlands | 24 min |
| Aug 13, 12:47 PM EDT | Tornado Warning | TBW | Polk | 28 min |
| Aug 13, 1:15 PM EDT | Tornado Warning | TBW | Highlands, Polk | 30 min |
| Aug 13, 1:50 PM EDT | Severe Thunderstorm Warning | TBW | Polk | 25 min |
| Aug 13, 1:57 PM EDT | Tornado Warning | TBW | Polk | 33 min |
| Aug 13, 2:10 PM EDT | Tornado Warning | TBW | Sumter | 35 min |
| Aug 13, 2:49 PM EDT | Tornado Warning | TBW | DeSoto | 26 min |
| Aug 13, 3:12 PM EDT | Tornado Warning | TBW | DeSoto, Hardee | 33 min |
| Aug 13, 3:14 PM EDT | Tornado Warning | TBW | Highlands | 31 min |
| Aug 13, 3:23 PM EDT | Special Marine Warning | TBW | 67 min | |
| Aug 13, 3:27 PM EDT | Tornado Warning | TBW | Manatee, Sarasota | 33 min |
| Aug 13, 3:41 PM EDT | Tornado Warning | TBW | Hardee, Highlands | 34 min |
Nearby
Tornado Warnings in Florida, 2004Every tornado warning in 2004Tornadoes in 2004
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.