Alert archive / Florida / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 38, NWS Miami, FL

July 2, 1995Broward County, Florida

NWS Miami, FL issued this severe thunderstorm warning at Jul 2, 1995, 2:40 PM EDT for Broward County, Florida. It was in force for 60 min.

The area

The counties it named.

The facts

Issued: Jul 2, 1995, 2:40 PM EDT (18:40 UTC)
Expired: Jul 2, 1995, 3:40 PM EDT
In force: 60 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 18:42 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

Key West, FL (KEYW), launched 12:00Z, 6.7 hours before the alert went out and 218 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: 1333 J/kg
Mixed-layer CIN: -30 J/kg
Mixed-layer LCL: 896 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: 7 m²/s²
0-3 km storm-relative helicity: 28 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 
WUUS1 KMIA 021842 RRA
SVRMIA
FLC011-FLZ502-021945-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE MIAMI FL
240 PM EDT SUN JUL 2 1995
 
THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A
SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING
EFFECTIVE UNTIL  345 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION......
 
IN SOUTHEAST FLORIDA
 
   ...EASTERN BROWARD COUNTY
 
  AND FOR BOATERS ON THE COASTAL WATERS FROM
 
   ...DEERFIELD BEACH  TO  HALLANDALE
 
AT 230 PM...A VERY LARGE SEVERE THUNDERSTORM COVERED A LARGE PORTION
OF METRO BROWARD COUNTY. THIS STORM EXTENDS ABOUT 5 TO 8 MILES OFFSHORE.
MOVEMENT OF THE STORM WILL BE TO THE SOUTH ABOUT 10 MPH. PEOPLE IN
DAVIE...COOPER CITY...DANIA AND HALLANDALE CAN EXPECT SEVER WEATHER
CONDITIONS BETWEEN 250 PM AND 330 PM. BOATERS HEADING TOWARD PORT
EVERGLADES SHOULD NOT RACE TOWARD THE PORT SINCE THIS STORM IS
APPROACHING. STAY OFFSHORE UNTIL THE PORT IS CLEAR OF HEAVY RAIN.
 
THUNDERSTORMS THREATEN BOATER SAFETY WITH GUSTY WINDS IN EXCESS OF
35 KNOTS...ROUGH SEAS AND DEADLY LIGHTNING.  YOUR BEST COURSE OF
ACTION IS TO SEEK SAFE HARBOR...BUT IF YOU ARE CAUGHT ON THE OPEN
WATER...STAY BELOW DECK OR KEEP A LOW PROFILE AND KEEP AWAY FROM
UNGROUNDED METAL OBJECTS. WEAR FLOTATION DEVICES.

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, Jul 2, 2:25 PM EDT, 15 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE MIAMI, FL
225 PM EDT SUN JUL 02 1995

220 PM EDT...BROWARD EMERGENCY MANAGEMENT REPORTED ONE QUARTER TO
             ONE HALF INCH HAIL WITH NUMEROUS POWER LINES DOWN OVER
             EASTERN BROWARD COUNTY IN AND NEAR DEERFIELD BEACH.

221 PM EDT...REPORT OF ONE INCH SIZE HAIL AND WIND GUST TO 47 KTS
             AT FT. LAUDERDALE EXECUTIVE AIRPORT.

224 PM EDT...WEATHER SERVICE EMPLOYEE REPORTED PEA SIZE HAIL ON I 95
             IN DEERFIELD BEACH.  TREES AND POWERLINES DOWN
             BETWEEN DEERFIELD BEACH AND FT. LAUDERDALE.

A SEVERE THUNDERSTORM WARNING WAS IN EFFECT FOR THE ABOVE AREA AT
1:47 PM UNTIL 2:45 PM EDT.

ZALESKI
...HYDRO MET SUPPORT UNIT...

Local storm report, Jul 2, 2:29 PM EDT, 11 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE MIAMI, FL
225 PM EDT SUN JUL 02 1995

220 PM EDT...BROWARD EMERGENCY MANAGEMENT REPORTED ONE QUARTER TO
             ONE HALF INCH HAIL WITH NUMEROUS POWER LINES DOWN OVER
             EASTERN BROWARD COUNTY IN AND NEAR DEERFIELD BEACH.

221 PM EDT...REPORT OF ONE INCH SIZE HAIL AND WIND GUST TO 47 KTS
             AT FT. LAUDERDALE EXECUTIVE AIRPORT.

224 PM EDT...WEATHER SERVICE EMPLOYEE REPORTED PEA SIZE HAIL ON I 95
             IN DEERFIELD BEACH.  TREES AND POWERLINES DOWN
             BETWEEN DEERFIELD BEACH AND FT. LAUDERDALE.

A SEVERE THUNDERSTORM WARNING WAS IN EFFECT FOR THE ABOVE AREA AT
1:47 PM UNTIL 2:45 PM EDT.

ZALESKI
...HYDRO MET SUPPORT UNIT...

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 2, 1:47 PM EDT	Severe Thunderstorm Warning	MFL	Broward	58 min
Jul 2, 2:57 PM EDT	Tornado Warning	MFL	Broward	63 min
Jul 2, 4:15 PM EDT	Severe Thunderstorm Warning	MFL	Palm Beach	60 min

Nearby

Severe Thunderstorm Warnings in Florida, 1995 Every severe thunderstorm warning in 1995

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.