Alert archive / Florida / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 9, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Mar 31, 1996, 6:18 PM EST for Broward County, Florida. It was in force for 57 min. 1 report 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
- Mar 31, 1996, 6:18 PM EST (23:18 UTC)
- Expired
- Mar 31, 1996, 7:15 PM EST
- In force
- 57 min
- Issued by
- NWS Miami, FL
- Area
- Whole counties
County Broward County, FL
The radar
The Miami radar (KAMX), 60 km from the middle of the area, began a volume at 23:19 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 |
|---|---|---|---|
| Mar 31, 6:45 PM EST | Hail 0.75 | (Fll)Ft Laudrdl Intl, FL |
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, 11.3 hours before the alert went out and 40 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
- 943 J/kg
- Mixed-layer CIN
- -101 J/kg
- Mixed-layer LCL
- 837 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 171 m²/s²
- 0-3 km storm-relative helicity
- 309 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS1 KMIA 312321 RRA SVRMIA FLC011-010015- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MIAMI FL 618 PM EST SUN MAR 31 1996 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 715 PM EST FOR PEOPLE IN THE FOLLOWING LOCATION...... IN SOUTHEAST FLORIDA ...NORTHEASTERN BROWARD COUNTY AND THE ADJACENT COASTAL WATERS ALONG THE SOUTHEAST FLORIDA COAST AND THE ADJACENT COASTAL WATERS DOPPLER RADAR HAS INDICATED A SEVERE THUNDERSTORM NEAR SUNRISE. THE STORM IS MOVING NORTHEAST AT 10 TO 15 MPH AND WILL AFFECT NORTHEAST BROWARD COUNTY FROM TAMARAC TO DEERFIELD BEACH DURING THE NEXT HOUR. LARGE HAIL AND STRONG WINDS CAN BE EXPECTED. DAMAGING WINDS IN EXCESS OF 55 MPH...LARGE HAIL...VERY HEAVY RAINFALL.. AND DEADLY LIGHTNING ARE POSSIBLE IN A SEVER THUNDERSTORM. SEEK SHELTER IN A STRONG BUILDING. STAY AWAY FROM WINDOWS. DO NOT USE TELEPHONE OR ELECTRICAL APPALIANCES.
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
Local storm report, Mar 31, 5:46 PM EST, 32 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE MIAMI, FL
546 PM EST SUN MAR 31 1996
TIME(EST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0420 PM MIAMI FL LIGHTNING STRIKES PERSON ON
03/31/96 DADE MIAMI BEACH NEAR 20TH STREET.
PERSON INITIALLY CLAIMED TO BE
OK...THEN FELT SHAKEY AND CALLED
PARAMEDICS
0425 PM COCOUNT GROVE FL PEA SIZED HAIL REPORTED BY NOAA
03/31/96 DADE EMPLOYEE
0425 PM COCONUT GROVE FL HAIL DIME SIZED DIAMETER REPORTED
03/31PORTED BY NOAA EMPLOYEE
6945 SW 115 ST. (LUDLUM/KILLIAN)
EBAUGH / HMSULocal storm report, Mar 31, 5:46 PM EST, 32 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE MIAMI, FL
546 PM EST SUN MAR 31 1996
TIME(EST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0420 PM MIAMI FL LIGHTNING STRIKES PERSON ON
03/31/96 DADE MIAMI BEACH NEAR 20TH STREET.
PERSON INITIALLY CLAIMED TO BE
OK...THEN FELT SHAKEY AND CALLED
PARAMEDICS
0425 PM COCOUNT GROVE FL PEA SIZED HAIL REPORTED BY NOAA
03/31/96 DADE EMPLOYEE
0425 PM COCONUT GROVE FL HAIL DIME SIZED DIAMETER REPORTED
03/31PORTED BY NOAA EMPLOYEE
6945 SW 115 ST. (LUDLUM/KILLIAN)
EBAUGH / HMSUThe office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 31, 5:55 PM EST | Severe Thunderstorm Warning | MFL | Hendry, Palm Beach | 65 min |
Nearby
Severe Thunderstorm Warnings in Florida, 1996Every severe thunderstorm warning in 1996
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.