Alert archive / Florida / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 43, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at May 6, 1998, 5:24 PM EDT for Broward County, Miami-Dade County, Florida. It was in force for 46 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 6, 1998, 5:24 PM EDT (21:24 UTC)
- Expired
- May 6, 1998, 6:10 PM EDT
- In force
- 46 min
- Issued by
- NWS Miami, FL
- Area
- Whole counties
Counties Broward County, FL, Miami-Dade County, FL
The radar
The Miami radar (KAMX), 31 km from the middle of the area, began a volume at 21:26 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 nearest sounding before it
Miami, FL (KMFL), launched 12:00Z, 9.4 hours before the alert went out and 20 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
- 2108 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 642 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 47 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
618 WUUS1 KMIA 062125 RRA SVRMIA FLC011-025-062210- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MIAMI FL 524 PM EDT WED MAY 6 1998 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHEASTERN BROWARD COUNTY IN SOUTHEASTERN FLORIDA NORTHEASTERN DADE COUNTY IN SOUTHEASTERN FLORIDA * UNTIL 610 PM EDT * AT 520 PM EDT... DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM EXTENDING FROM PEMBROKE PINES SOUTH TO CORAL GABLES AND DOWNTOWN MIAMI. THE STORM IS MOVING EAST AT 10 TO 15 MPH. THREE-QUARTER INCH HAIL WAS REPORTED AT MIAMI INTERNATIONAL AIRPORT AT 507 PM. * THE SEVERE THUNDERSTORM WILL AFFECT ALL COMMUNITIES IN SOUTHEASTERN BROWARD COUNTY FROM DANIA AND COOPER CITY SOUTH...AND NORTHEAST DADE COUNTY TO CORAL GABLES AND DOWNTOWN MIAMI. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH... LARGE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. SEEK SHELTER IN A STRONG BUILDING. STAY AWAY FROM WINDOWS. DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES. IF YOU ARE CAUGHT OUTSIDE...SEEK REFUGE FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN A SEVERE THUNDERSTORM. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. &
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 3:56 PM EDT | Severe Thunderstorm Warning | MFL | Miami-Dade | 49 min |
| May 6, 4:38 PM EDT | Severe Thunderstorm Warning | MFL | Miami-Dade | 47 min |
| May 6, 7:51 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 49 min |
Nearby
Severe Thunderstorm Warnings in Florida, 1998Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.