Alert archive / Florida / Tornado Warnings in 1998
Tornado Warning 21, NWS Miami, FL
NWS Miami, FL issued this tornado warning at Aug 3, 1998, 5:41 PM EDT for Miami-Dade County, Florida. It was in force for 59 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Aug 3, 1998, 5:41 PM EDT (21:41 UTC)
- Expired
- Aug 3, 1998, 6:40 PM EDT
- In force
- 59 min
- Issued by
- NWS Miami, FL
- Area
- Whole counties
County Miami-Dade County, FL
The radar
The Miami radar (KAMX), 9 km from the middle of the area, began a volume at 21:43 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 |
|---|---|---|---|
| Aug 3, 5:41 PM EDT | Tornado F0 | West Miami, FL | Small tornado touched down over undeveloped area near Krome Ave between SW 8th St and Kendall Dr. |
| Aug 3, 5:42 PM EDT | Tornado F0 | West Miami, FL | Second tornado touched down over undeveloped area near Okeechobee Rd and US 27. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Miami, FL (KMFL), launched 12:00Z, 9.7 hours before the alert went out and 31 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
- 1826 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 816 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -26 m²/s²
- 0-3 km storm-relative helicity
- -27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
002 WFUS1 KMIA 032142 RRA TORMIA FLC025-032240- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MIAMI FL 541 PM EDT MON AUG 3 1998 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * TORNADO WARNING FOR... CENTRAL DADE COUNTY IN SOUTHEASTERN FLORIDA * UNTIL 640 PM EDT * AT 535 PM...A REPORT WAS RECEIVED OF A DEVELOPING TORNADO NEAR KROME AVENUE BETWEEN 8TH ST AND KENDALL DRIVE. MOVEMENT WILL BE SLOWLY NORTHWEST. IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS UNDER STURDY FURNITURE IN AN INTERIOR ROOM ON THE LOWEST FLOOR. USE PILLOWS TO PROTECT YOUR HEAD. AVOID WINDOWS. A MOBILE HOME IS NOT A SAFE REFUGE FROM A TORNADO. MOVE TO A MORE SUBSTANTIAL BUILDING. DO NOT TRY TO OUTRUN A TORNADO IN YOUR VEHICLE. &
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 5:59 PM EDT | Tornado Warning | MFL | Broward, Miami-Dade | 61 min |
| Aug 3, 7:15 PM EDT | Severe Thunderstorm Warning | MFL | Broward | 65 min |
| Aug 3, 7:37 PM EDT | Tornado Warning | MFL | Broward | 58 min |
Nearby
Tornado Warnings in Florida, 1998Every tornado warning in 1998Tornadoes in 1998
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.