Alert archive / Florida / Tornado Warnings in 1992

Tornado Warning 3, NWS Melbourne, FL

March 6, 1992Orange County, Florida

NWS Melbourne, FL issued this tornado warning at Mar 6, 1992, 5:43 PM EST for Orange County, Florida. It was in force for 62 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 6, 1992, 5:43 PM EST (22:43 UTC)
Expired
Mar 6, 1992, 6:45 PM EST
In force
62 min
Issued by
NWS Melbourne, FL
Area
Whole counties

County Orange County, FL

The radar

The Melbourne radar (KMLB), 79 km from the middle of the area, began a volume at 22:43 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

TimeReportWhereRemark
Mar 6, 6:55 PM ESTThunderstorm Wind 0Orange, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 12:00Z, 10.7 hours before the alert went out and 139 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, Tampa Bay, FL at 12:00Z on 1992-03-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 466 joules per kilogram.LCLLFCEL10008507005003002001001 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, Tampa Bay, FL at 12:00Z on 1992-03-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 115 square meters per square second.193958Sfc1 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
466 J/kg
Mixed-layer CIN
-39 J/kg
Mixed-layer LCL
737 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
115 m²/s²
0-3 km storm-relative helicity
157 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMLB 062246
TORMLB
FLC095-062345-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
543 PM EST FRI MAR 6 1992
 
THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  645 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL FLORIDA
 
   ...EASTERN ORANGE COUNTY
 
...A POSSIBLE TORNADO LOCATED JUST EAST OF DOWNTOWN ORLANDO...
 
AT 541 PM EST...WEATHER RADAR INDICATED A POSSIBLE TORNADO ABOUT SIX
MILES EAST OF DOWNTOWN ORLANDO IN ORANGE COUNTY. THE MOVEMENT OF THE
POSSIBLE TORNADO WAS SOUTHEAST AT 15 MPH.
 
THE THUNDERSTORM ASSOCIATED WITH THE TORNADO ALREADY HAS A HISTORY OF
SEVERE WEATHER...PRODUCING LARGE HAIL AND DAMANGING WINDS!
 
IF YOU ARE CAUGHT OUTSIDE IN THE PATH OF A TORNADO...SEEK SHELTER IN
A NEARBY REINFORCED BUILDING.  AS A LAST RESORT...SEEK SHELTER IN A
CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 6, 4:38 PM ESTSevere Thunderstorm WarningMLBLake52 min
Mar 6, 4:45 PM ESTSevere Thunderstorm WarningMLBBrevard45 min
Mar 6, 4:49 PM ESTSevere Thunderstorm WarningMLBOrange41 min
Mar 6, 4:54 PM ESTSevere Thunderstorm WarningMLBSeminole66 min
Mar 6, 5:32 PM ESTSevere Thunderstorm WarningMLBOrange58 min
Mar 6, 6:18 PM ESTSevere Thunderstorm WarningMLBBrevard, Indian River42 min

Nearby

Tornado Warnings in Florida, 1992Every tornado warning in 1992Tornadoes in 1992

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.