Alert archive / Florida / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 5, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at May 24, 1989, 3:44 PM EDT for Broward County, Miami-Dade County, Florida. It was in force for 46 min.
The area
The counties it named.
The facts
- Issued
- May 24, 1989, 3:44 PM EDT (19:44 UTC)
- Expired
- May 24, 1989, 4:30 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 WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Key West, FL (KEYW), launched 12:00Z, 7.7 hours before the alert went out and 193 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
- 1460 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 1142 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- 10 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, May 24, 1:50 PM EDT, 1 hour 54 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 150 PM EDT WED MAY 24 1989 ...THUNDERSTORMS DEVELOPING OVER DADE AND BROWARD COUNTIES... RADAR AND SURFACE OBSERVATIONS INDICATE THAT THUNDERSTORMS HAVE BEGUN TO DEVELOP OVER LAND. AT 140 PM MOST OF THESE THUNDERSTORMS EXTENDED FROM THE COAST WESTWARD ACROSS HOMESTEAD INTO THE EVERGLADES. CONDITIONS ARE FAVORABLE FOR THESE THUNDERSTORMS TO INTENSIFY RAPIDLY. RESIDENTS OF DADE ANsD BROWARD COUNTIES ESPECIALLY IN THE WESTERN SUBURBS SHOULD BE PREPARED TO CURTAIL THEIR OUTSIDE ACTIVITIES AS THESE STORMS MOVE EASTWARD LATER THIS AFTERNOON.
Special weather statement, May 24, 2:29 PM EDT, 1 hour 15 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 230 PM EDT WED MAY 24 1989 ...THUNDERSTORMS DEVELOPING RAPIDLY OVER SOUTHERN DADE COUNTY... THUNDERSTORMS CONTINUED TO DEVELOP RAPIDLY OVER SOUTHERN DADE COUNTY. AT 225 PM THUNDERSTORMS EXTENDED FROM HOMESTEAD NORTHWARD TO EAST OF CORAL GABLES. AT 200 PM SMALL HAIL WAS REPORTED FROM ONE OF THESE STORMS IN PERRINE. THESE STORMS ARE INTENSIFYING RAPIDLY NOW AND RESIDENTS OF SOUTHERN DADE COUNTY SHOULD CURTAIL THEIR OUTSIDE ACTIVITIES AT THIS TIME. THESE STORMS WILL BE ACOMPANIED BY STRONG GUSTY WINDS...SMALL HAIL AND FREQUENT LIGHTNING AS WELL AS HEAVY RAIN. ALSO BY 3 PM THESE STORMS SHOULD HAVE DEVELOPED INTO NORTHEASERN DADE AND SOUTHEASTERN BROWARD COUNTIES.
Local storm report, May 24, 2:34 PM EDT, 1 hour 10 minutes before
LOCAL STORM REPORT NATIONAL WEATHER SERVICE MIAMI FL 233 PM EDT WED MAY 24 1989 BETWEEN 220 PM AND 230 PM HAIL 1 INCH IN DIAMETER WAS OBSERVED IN HOMESTEAD BY REPORTERS AT THE SOUTH DADE NEW LEADER NEWSPAPER.
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 2:51 PM EDT | Severe Thunderstorm Warning | MFL | Miami-Dade | 69 min |
Nearby
Severe Thunderstorm Warnings in Florida, 1989Every severe thunderstorm warning in 1989
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.