Alert archive / Florida / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 4, NWS Miami, FL

March 28, 2000Miami-Dade County, Florida

NWS Miami, FL issued this severe thunderstorm warning at Mar 28, 2000, 12:46 AM EST for Miami-Dade County, Florida. It was in force for 59 min. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued
Mar 28, 2000, 12:46 AM EST (05:46 UTC)
Expired
Mar 28, 2000, 1:45 AM EST
In force
59 min
Issued by
NWS Miami, FL
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Miami-Dade County, FL

What was reported inside it

TimeReportWhereRemark
Mar 28, 1:30 AM ESTThunderstorm Wind 55 EDavie, FLA SKYWARN spotter reported a wind gust near 63 mph.

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 00:00Z, 5.8 hours before the alert went out and 32 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.

Skew-T log-pSkew-T log-p diagram, Miami, FL at 00:00Z on 2000-03-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 677 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 00:00Z on 2000-03-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 123 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
677 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
910 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
123 m²/s²
0-3 km storm-relative helicity
139 m²/s²
Significant tornado parameter
0.3
Supercell composite
3.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS52 KMFL 280550
SVRMIA
FLC011-025-280645-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIAMI FL
1246 AM EST TUE MAR 28 2000

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...

  SOUTHERN BROWARD COUNTY IN SOUTHEAST FLORIDA
  EXTREME NORTHEASTERN DADE COUNTY IN SOUTHEAST FLORIDA

* UNTIL 145 AM EST

* AT 1246 AM EST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED    
  A SECOND SEVERE THUNDERSTORM ABOUT 25 MILES WEST OF                
  MIRAMAR...MOVING EAST AT 35 MPH.

* THE SEVERE THUNDERSTORM WILL BE...
  NEAR DAVIE...PEMBROKE PINES AND COOPER CITY AROUND 125 AM EST
  NEAR HOLLYWOOD AROUND 140 AM EST
  NEAR CAROL CITY AROUND 135 AM EST
  NEAR AVENTURA AROUND 145 AM EST

  THIS SEVERE THUNDERSTORM IS CAPABLE OF PRODUCING...
  DAMAGING WINDS GREATER THAN 60 MILES AN HOUR
  VERY FREQUENT AND DEADLY CLOUD-TO-GROUND LIGHTNING

SEEK A ySTURDY SHELTER IMMEDIATELY!

LAT...LON 2616 8079 2598 8081 2586 8002 2613 7998

NNNN

The office that day

Everything else NWS Miami, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 28, 12:41 AM ESTSevere Thunderstorm WarningMFLBroward64 min

Nearby

Severe Thunderstorm Warnings in Florida, 2000Every severe thunderstorm warning in 2000

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.