Alert archive / Florida / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 42, NWS Miami, FL

June 27, 1996Broward County, Florida

NWS Miami, FL issued this severe thunderstorm warning at Jun 27, 1996, 1:20 PM EDT for Broward County, Florida. It was in force for 55 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: Jun 27, 1996, 1:20 PM EDT (17:20 UTC)
Expired: Jun 27, 1996, 2:15 PM EDT
In force: 55 min
Issued by: NWS Miami, FL
Area: Whole counties

County Broward County, FL

What was reported inside it

Time	Report	Where	Remark
Jun 27, 1:45 PM EDT	Thunderstorm Wind 50	Ft Lauderdale, 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, 5.3 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 701 J/kg
Mixed-layer CIN: -38 J/kg
Mixed-layer LCL: 950 m above ground
0-6 km bulk shear: 7 kt
0-1 km storm-relative helicity: -5 m²/s²
0-3 km storm-relative helicity: 22 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMIA 271722
SVRMIA
FLC011-271815-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIAMI FL
120 PM EDT THU JUN 27 1996
 
THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  215 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION......
 
IN SOUTHEAST FLORIDA
 
   ...EASTERN BROWARD COUNTY
 
AT 120 PM RADAR INDICATED A SEVERE THUNDERSTORM JUST WEST OF US27
MOVING EAST AT 15 TO 20 MPH. THIS STORM WILL MOVE INTO EASTERN BROWARD
COUNTY BY 2 PM.
 
DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN A SEVERE THUNDERSTORM. SEEK
SHELTER IN A STRONG BUILDING. STAY AWAY FROM WINDOWS. DO NOT USE
TELEPHONES OR ELECTRICAL APPLIANCES.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 27, 1:08 PM EDT	Severe Thunderstorm Warning	MFL	Miami-Dade	67 min
Jun 27, 1:34 PM EDT	Severe Thunderstorm Warning	MFL	Collier, Hendry	56 min
Jun 27, 2:12 PM EDT	Severe Thunderstorm Warning	MFL	Broward	63 min
Jun 27, 2:32 PM EDT	Severe Thunderstorm Warning	MFL	Palm Beach	58 min

Nearby

Severe Thunderstorm Warnings in Florida, 1996 Every 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.