Alert archive / Florida / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 34, NWS Melbourne, FL

March 25, 1992Marion County, Florida

NWS Melbourne, FL issued this severe thunderstorm warning at Mar 25, 1992, 5:18 PM EST for Marion County, Florida. It was in force for 57 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 25, 1992, 5:18 PM EST (22:18 UTC)
Expired
Mar 25, 1992, 6:15 PM EST
In force
57 min
Issued by
NWS Melbourne, FL
Area
Whole counties

County Marion County, FL

What was reported inside it

TimeReportWhereRemark
Mar 25, 6:05 PM ESTHail 1Marion, 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

Jacksonville, FL (KAYS), launched 12:00Z, 10.3 hours before the alert went out and 148 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, Jacksonville, FL at 12:00Z on 1992-03-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jacksonville, FL at 12:00Z on 1992-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 163 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
NaN m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
163 m²/s²
0-3 km storm-relative helicity
305 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 KDAB 252220 RRA
SVRDAB
FLC083-252315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DAYTONA BEACH FL
518 PM EST WED MAR 25 1992
 
THE NATIONAL WEATHER SERVICE IN DAYTONA BEACH HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  615 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH CENTRAL FLORIDA
 
   ...MARION COUNTY
 
AT 520 PM EST..A SEVERE THUNDERSTORM WAS MOVING ACROSS LEVY COUNTY
BETWEEN OTTER CREEK AND MONTBROOK AND WILL BE MOVING INTO THE WEST
PART OF MARION COUNTY WITHIN THE NEXT 20 TO 30 MINUTES. THIS STORM
IS MOVING EAST AT 30 MILES AN HOUR.
 
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

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

Special weather statement, Mar 25, 3:15 PM EST, 2 hours 3 minutes before
FLZ017-011-016-252115-

SPECIAL EAST CENTRAL FLORIDA WEATHER UPDATE
NATIONAL WEATHER SERVICE MELBOURNE FL
315 PM EST WED MAR 25 1992

...A TORNADO WATCH IN EFFECT FOR ALL OF THE NORTH FLORIDA PENINSULA
AND PART OF THE CENTRAL FLORIDA PENINSULA UNTIL 9PM EST...

A TORNADO WATCH IS IN AFFECT UNTIL 9 PM EST FOR THE MAJORITY OF THE
NORTH PENINSULA AREA AND PART OF THE CENTRAL PENINSULA AREA. THIS
WATCH INCLUDES LAKE COUNTY.

AT 310 PM EST...RADAR INDICATED SHOWERS AND THUNDERSTORMS FORMING
ACROSS NORTH FLORIDA FROM NEAR GAINESVILLE...TO LAKE CITY...EXTENDING
NORTH INTO SOUTHERN GEORGIA. THESE SHOWERS AND THUNDERSTORMS WERE
INTENSIFYING AND ADVANCING EAST.

WIDELY SCATTERED SHOWERS WERE OVER EAST CENTRAL FLORIDA FROM LAKE
KISSIMMEE AND LAKE GEORGE...EAST TO THE COAST...INCLUDING THE ADJACENT
COASTAL WATERS.  THESE SHOWERS WERE MOVING NORTHWEST AT 15 MPH.

THROUGH 5 PM...SHOWERS AND THUNDERSTORMS WILL INTENSIFY OVER THE
NORTHERN PENINSULA NORTH OF A LINE FROM EDGEWATER ON THE EAST
COAST...TO TAVARES AND LEESBURG...TO CRYSTAL RIVER ON THE WEST COAST.
SHOWERS AND THUNDERSTORMS WILL ALSO CONTINUE WIDELY SCATTERED OVER THE
REST OF CENTRAL FLORIDA...EVENTUALLY BECOMING SCATTERED. STORMS WILL
ALSO INTENSIFY OVER SOUTH FLORIDA AND APPROACH CENTRAL FLORIDA FROM
THE SOUTHWEST.
Special weather statement, Mar 25, 4:21 PM EST, 57 minutes before
FLZ017-011-016-252215-

SPECIAL EAST CENTRAL FLORIDA WEATHER UPDATE
NATIONAL WEATHER SERVICE MELBOURNE FL
420 PM EST WED MAR 25 1992

...A TORNADO WATCH REMAINS IN EFFECT UNTIL 9PM EST FOR THE NORTH
FLORIDA PENINSULA AND PART OF THE CENTRAL FLORIDA PENINSULA...

A TORNADO WATCH REMAIN IN EFFECT FOR ALL OF THE THE NORTH FLORIDA
PENINSULA AND PART OF THE CENTRAL FLORIDA PENINSULA. THIS INCLUDES
LAKE COUNTY.

AT 415 PM EST...SEVERE THUNDERSTORMS WERE OCCURRING IN EXTREME
NORTHEAST FLORIDA IN THE COUNTIES OF BAKER...DUVAL...AND NASSAU
COUNTIES. THESE STORMS WERE PART OF AN AREA OF STRONG THUNDERSTORMS
THAT WERE FROM CROSS CITY...TO 15 MILES NORTH OF GAINESVILLE...TO NEAR
JACKSONVILLE. MANY OF THESE STORMS WERE INTENSIFYING AS THEY WERE
MOVING NORTHEAST AT 30 MPH.

OVER CENTRAL FLORIDA...SHOWERS WERE WIDELY SCATTERED OVER THE AREA
INCLUDING THE ADJACENT ATLANTIC COASTAL WATERS.

SHOWERS AND THUNDERSTORMS WERE ALSO QUITE STRONG FROM ARCADIA TO LAKE
OKEECHOBEE AND WERE MOVING NORTHEAST AT 20 MPH.

THROUGH 6PM...THUNDERSTORMS WILL CONTINUE TO INTENSIFY IN STRENGTH
OVER THE NORTH PART OF THE PENINSULA...MAINLY NORTH OF A LINE FROM
CRYSTAL RIVER...TO OCALA...TO FLAGLER BEAqCH. ALSO THUNDERSTORMS WILL
INCREASE IN NUMBER AND INTENSITY OVER SOUTH FLORIDA AND MOVE TOWARDS
CENTRAL FLORIDA FROM THE SOUTHWEST.
Special weather statement, Mar 25, 5:08 PM EST, 10 minutes before
FLZ017-011-016-012-009-252315-

SPECIAL EAST CENTRAL FLORIDA WEATHER UPDATE
NATIONAL WEATHER SERVICE MELBOURNE FL
506 PM EST WED MAR 25 1992

...TORNADO WATCH FOR LAKE COUNTY UNTIL 9 PM...

A TORNADO WATCH IS IN EFFECT FOR LAKE COUNTY UNTIL 9 PM THIS
EVENING. AT 545 PM SEVERE THUNDERSTORMS WERE ALONG A LINE FROM NEAR
CROSS CITY TO GAINESVILLE TO AROUND JACKSONVILLE. THESE
THUNDERSTORMS WERE MOVING EAST SOUTHEAST AT 30 MPH...AND WILL MOVE
INTO NORTHERN MARION COUNTY AFTER 6 PM.

OTHER STRONG THUNDERSTORMS WERE SCATTERED FROM LAKE OKEECHOBEE TO
ARCADIA. THESE STORMS WERE PRODUCING VERY HEAVY RAIN.

THESE THUNDERSTORMS WERE MOVING NORTH AT ABOUT 10 MPH.

DURING THE REST OF THIS EVENINjG...THUNDERSTORMS WILL CONTINUE TO
INCREASE IN STENGTH OVER PORTIONS OF CENTRAL FLORIDA DURING THE
EVENING. PERSONS SHOULD STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER
WATCHES AND POSSIBLE WARNINGS.
Special weather statement, Mar 25, 5:13 PM EST, 5 minutes before
FLZ017-011-016-012-009-252315-

SPECIAL EAST CENTRAL FLORIDA WEATHER UPDATE...CORRECTED
NATIONAL WEATHER SERVICE MELBOURNE FL
506 PM EST WED MAR 25 1992

...TORNADO WATCH FOR LAKE COUNTY UNTIL 9 PM...

A TORNADO WATCH IS IN EFFECT FOR LAKE COUNTY UNTIL 9 PM THIS
EVENING. AT 455 PM SEVERE THUNDERSTORMS WERE ALONG A LINE FROM NEAR
CROSS CITY TO GAINESVILLE TO AROUND JACKSONVILLE. THESE
THUNDERSTORMS WERE MOVING EAST SOUTHEAST AT 30 MPH...AND WILL MOVE
INTO NORTHERN MARION COUNTY AFTER 6 PM.

OTHER STRONG THUNDERSTORMS WERE SCATTERED FROM LAKE OKEECHOBEE TO
ARCADIA. THESE STORMS WERE PRODUCING VERY HEAVY RAIN.

THESE THUNDERSTORMS WERE MOVING NORTH AT ABOUT 10 MPH.

DURING THE REST OF THIS EVENING...THUNDERSTORMS WILL CONTINUE TO
INCREASE IN STENGTH OVER PORTIONS OF CENTRAL FLORIDA DURING THE
EVENING. PERSONS SHOULD STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER
WATCHES AND POSSIBLE WARNINGS.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 25, 6:13 PM ESTSevere Thunderstorm WarningMLBLake62 min
Mar 25, 6:15 PM ESTSevere Thunderstorm WarningMLBMarion60 min
Mar 25, 6:25 PM ESTSevere Thunderstorm WarningMLBPalm Beach65 min
Mar 25, 6:45 PM ESTSevere Thunderstorm WarningMLBFlagler, Volusia60 min
Mar 25, 6:47 PM ESTSevere Thunderstorm WarningMLBOrange58 min

Nearby

Severe Thunderstorm Warnings in Florida, 1992Every severe thunderstorm warning 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.