Alert archive / Florida / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 3, NWS Miami, FL

January 3, 1996Miami-Dade County, Florida

NWS Miami, FL issued this severe thunderstorm warning at Jan 3, 1996, 8:25 AM EST for Miami-Dade County, Florida. It was in force for 65 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jan 3, 1996, 8:25 AM EST (13:25 UTC)
Expired: Jan 3, 1996, 9:30 AM EST
In force: 65 min
Issued by: NWS Miami, FL
Area: Whole counties

County Miami-Dade County, FL

The radar

The Miami radar (KAMX), 9 km from the middle of the area, began a volume at 13:24 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, 1.4 hours before the alert went out and 169 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: 587 J/kg
Mixed-layer CIN: -50 J/kg
Mixed-layer LCL: 657 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: -123 m²/s²
0-3 km storm-relative helicity: -43 m²/s²
Significant tornado parameter: -0.1
Supercell composite: -0.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMIA 031327 RRA
SVRMIA
FLC025-031430-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIAMI FL
825 AM EST WED JAN 3 1996
 
THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  930 AM EST
FOR PEOPLE IN THE FOLLOWING LOCATION......
 
IN SOUTHEAST FLORIDA
 
   ...EASTERN DADE COUNTY
 
AND THE ADJACENT COASTAL WATERS ALONG THE SOUTHEAST FLORIDA COAST
 
A LINE OF SEVERE THUNDERSTORMS IS PASSING THROUGH THE METROPOLITAN AREA
OF DADE COUNTY. THE LINE HAS PRODUCED WIND DAMAGE NEAR BIRD ROAD AND 107
AVENUE IN SOUTHWEST DADE AND ONE PERSON HAS BEEN STRUCK BY LIGHTNING.
 
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.
 
 
 
&

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, Jan 3, 8:20 AM EST, 5 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE MIAMI, FL
820 AM EST WED JAN 03 1996

TIME(EST)   ....CITY LOCATION....STATE       ...EVENT/REMARKS...
            ....COUNTY LOCATION....

815 AM      MIAMI                FL           TREES AND POWER LINES
            DADE                              DOWN. ROOF DAMAGE ON
                                              BIRD ROAD BETWEEN
                                              SW 107 AND 117 AVE.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 2, 11:02 PM EST	Severe Thunderstorm Warning	MFL	Collier	58 min
Jan 3, 6:34 AM EST	Severe Thunderstorm Warning	MFL	Miami-Dade	116 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.