Alert archive / Florida / Tornado Warnings in 2004
Tornado Warning 12, NWS Miami, FL
NWS Miami, FL issued this tornado warning at Aug 13, 2004, 11:45 AM EDT for Glades County, Hendry County, Florida. It was in force for 30 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, 11:45 AM EDT (15:45 UTC)
- Expired
- Aug 13, 2004, 12:15 PM EDT
- In force
- 30 min
- Issued by
- NWS Miami, FL
- Area
- Counties, with a storm outline in the text
Counties Glades County, FL, Hendry County, FL
The radar
The Melbourne radar (KMLB), 142 km from the middle of the area, began a volume at 15:45 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 |
|---|---|---|---|
| Aug 13, 7:30 AM EDT | Tornado Watch | SPC | 10 hr |
The nearest sounding before it
Miami, FL (KMFL), launched 12:00Z, 3.8 hours before the alert went out and 137 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
- 1914 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 839 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 175 m²/s²
- 0-3 km storm-relative helicity
- 202 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 6.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS52 KMFL 131545 TORMIA FLC043-051-131615- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MIAMI FL 1145 AM EDT FRI AUG 13 2004 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * TORNADO WARNING FOR... EASTERN GLADES COUNTY IN SOUTH FLORIDA. NORTHEASTERN HENDRY COUNTY IN SOUTH FLORIDA. * UNTIL 1215 PM EDT * AT 1145 AM EDT...LOCAL LAW ENFORCEMENT REPORTED A TORNADO 8 MILES SOUTHWEST OF CLEWISTON...MOVING NORTH AT 35 MPH. * THE STORM WILL AFFECT... CLEWISTON BY 1145 AM EDT. MOORE HAVEN BY 1155 AM EDT. BRIGHTON SEMINOLE RESERVATION BY 1215 PM EDT. THIS IS A VERY DANGEROUS STORM...A TORNADO IS ON THE GROUND. IF YOU ARE NEAR THE PATH OF THIS TORNADO...MOVE TO A SAFE PLACE NOW TAKE COVER IN A STURDY BUILDING...AWAY FROM OUTSIDE WALLS AND WINDOWS. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE SUBSTANTIAL SHELTER. A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 PM EDT FRIDAY AFTERNOON FOR SOUTHERN FLORIDA. LAT...LON 2664 8113 2661 8093 2722 8079 2725 8106 $$ EC
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 12, 11:58 PM EDT | Severe Thunderstorm Warning | MFL | Miami-Dade | 47 min |
| Aug 13, 1:27 AM EDT | Severe Thunderstorm Warning | MFL | Broward, Miami-Dade | 63 min |
| Aug 13, 1:29 AM EDT | Severe Thunderstorm Warning | MFL | Collier | 46 min |
| Aug 13, 2:54 AM EDT | Severe Thunderstorm Warning | MFL | Glades | 21 min |
| Aug 13, 8:44 AM EDT | Tornado Warning | MFL | Collier, Hendry | 46 min |
| Aug 13, 10:54 AM EDT | Severe Thunderstorm Warning | MFL | Collier, Hendry | 51 min |
| Aug 13, 10:56 AM EDT | Severe Thunderstorm Warning | MFL | Hendry | 49 min |
| Aug 13, 11:06 AM EDT | Tornado Warning | MFL | Hendry | 39 min |
| Aug 13, 11:41 AM EDT | Special Marine Warning | MFL | 64 min | |
| Aug 13, 12:17 PM EDT | Tornado Warning | MFL | Glades | 43 min |
| Aug 13, 12:37 PM EDT | Flash Flood Warning | MFL | Glades, Hendry | 3 hr |
| Aug 13, 3:05 PM EDT | Tornado Warning | MFL | Collier, Hendry | 25 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; radar from the NEXRAD Level II archive.