Alert archive / Florida / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 38, NWS Melbourne, FL

March 25, 1992Flagler County, Volusia County, Florida

NWS Melbourne, FL issued this severe thunderstorm warning at Mar 25, 1992, 6:45 PM EST for Flagler County, Volusia County, Florida. It was in force for 60 min.

The area

The counties it named.

The facts

Issued: Mar 25, 1992, 6:45 PM EST (23:45 UTC)
Expired: Mar 25, 1992, 7:45 PM EST
In force: 60 min
Issued by: NWS Melbourne, FL
Area: Whole counties

Counties Flagler County, FL, Volusia County, FL

The radar

The Melbourne radar (KMLB), 140 km from the middle of the area, began a volume at 23:46 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

Jacksonville, FL (KAYS), launched 12:00Z, 11.8 hours before the alert went out and 145 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: 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 252345
SVRDAB
FLC127-035-260045-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DAYTONA BEACH FL
645 PM EST WED MAR 25 1992
 
THE NATIONAL WEATHER SERVICE IN DAYTONA BE

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, 5:26 PM EST, 1 hour 19 minutes before

FLZ017-011-016-012-009-252330-

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

...A TORNADO WATCH IS IN EFFECT FOR ALL OF EAST CENTRAL FLORIDA AND
THE ADJACENT COASTAL WATERS UNTIL 10 PM...

THE TORNADO WATCH INCLUDES THE FOLLOWING COUNTIES IN EAST
CENTRAL FLORIDA...LAKE...ORANGE...OSCEOLA...SEMINOLE...BREVARD...
INDIAN RIVER...AND THE ADJACENT COASTAL WATERS.

AT 520 PM A LINE OF SEVERE THUNDERSTORMS EXTENDED FROM LEVY COUNTY
TO GAINESVILLE TO SOUTH OF JACKSONVILLE. THESE STORMS WERE MOVING
EAST AT 30 MPH AND WILL BE MOVING INTO MARION AND PUTNAM COUNTIES
BETWEEN 6 AND 7 PM.

OTHER THUNDERSTORMS PRODUCING VERY HEAVY RAIN WERE FROM AROUND
LAKE OKEECHOBEE INTO SOUTHERN POLK COUNTY. THESE STORMS WERE
DEVELOPING NORTHWARD AT 10 MPH.

A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND
SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN
THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND
LISTEN TO NOAA WEATHER RADIO OR LOCAL BROADCASTING FOR POSSIBLE
WARNINGS.

Special weather statement, Mar 25, 5:29 PM EST, 1 hour 16 minutes before

FLZ017-011-016-012-009-252330-

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

...A TORNADO WATCH IS IN EFFECT FOR ALL OF EAST CENTRAL FLORIDA AND
THE ADJACENT COASTAL WATERS UNTIL 10 PM...

THE TORNADO WATCH INCLUDES THE FOLLOWING COUNTIES IN EAST
CENTRAL FLORIDA...LAKE...ORANGE...OSCEOLA...SEMINOLE...BREVARD...
INDIAN RIVER...AND THE ADJACENT COASTAL WATERS.

AT 520 PM A LINE OF SEVERE THUNDERSTORMS EXTENDED FROM LEVY COUNTY
TO GAINESVILLE TO SOUTH OF JACKSONVILLE. THESE STORMS WERE MOVING
EAST AT 30 MPH AND WILL BE MOVING INTO MARION AND PUTNAM COUNTIES
BETWEEN 6 AND 7 PM.

OTHER THUNDERSTORMS PRODUCING VERY HEAVY RAIN WERE FROM AROUND
LAKE OKEECHOBEE INTO SOUTHERN POLK COUNTY. THESE STORMS WERE
DEVELOPING NORTHWARD AT 10 MPH.

A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND
SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN
THESE AREAcS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND
LISTEN TO NOAA WEATHER RADIO OR LOCAL BROADCASTING FOR POSSIBLE
WARNINGS.

Local storm report, Mar 25, 5:44 PM EST, 1 hour 1 minute before

STORM REPORT
NATIONAL WEATHER SERVICE DAYTONA BEACH FL
542 PM EST WED MAR 25 1992

538 PM EST...OFF DUTY SHERRIFS OFFICER REPORTS HAIL APPROXIMATELY
             ONE INCH IN DIAMETER...WIND GUSTS TO 60 MPfH IN THE
             TOWN OF ROMEO IN WESTERN MARION COUNTY AT 538 PM EST.

             RUMORS OF FUNNEL CLOUDS BUT NOT CONFIRMED ATR THIS TIME.

Local storm report, Mar 25, 5:50 PM EST, 55 minutes before

STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE DAYTONA BEACH FL
550 PM EST WED MAR 25 1992

538 PM EST...OFF DUTY SHERRIFS OFFICER REPORTS HAIL APPROXIMATELY
             ONE INCH IN DIAMETER...WIND GUSTS TO 60 MPH IN THE
             TOWN OF ROMEO IN WESTERN MARION COUNTY AT 538 PM EST.

             RUMORS OF FUNNEL CLOUDS BUT NOT CONFIRMED ATR THIS TIME.

             SEVER THUNDERSTORM WARNING IN EFFECT FOR MARION COUNTY
             515 TO 615 PM EST.

Special weather statement, Mar 25, 5:57 PM EST, 48 minutes before

FLZ017-011-016-012-009-260000-

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

...TORNADO WATCH FOR ALL OF EAST CENTRAL FLORIDA AND THE ADJACENT
COASTAL WATERS UNTIL 10 PM...

AT 550 PM SEVERE THUNDERSTORMS WERE FROM INVERNESS TO SOUTH OF
GAINESVILLE. ONE INCH HAIL AND WIND GUSTS TO 60 MPH HAVE BEEN
REPORTED WITH THESE STORMS IN MARION COUNTY...AND HAIL HAS
BEEN REPORTED IN LEVY AND CITRUS COUNTIES. THESE THUNDERSTORMS
WILL MOVE INTO LAKE COUNTY BY 7 PM. PERSONS IN LAKE COUNTY SHOULD
BE ON THE LOOKOUT FOR THREATENING WEATHER AND BE PREPARED TO
TAKE APPROPRIATE ACTION IF A SEVERE THUNDERSTORM WARNING IS
ISSUED.

ELSEWHERE OwVER EAST CENTRAL FLORIDA LIGHT SHOWERS WERE OVER SOUTHERN
OSCEOLA COUNTY AND ALONG THE COAST NEAR VERO BEACH.

Local storm report, Mar 25, 6:26 PM EST, 19 minutes before

STORM REPORT...UPDATED
NATIONAL WEATHER SERVICE DAYTONA BEACH FL
625 PM EST WED MAR 25 1992

538 PM EST...OFF DUTY SHERRIFS OFFICER REPORTS HAIL APPROXIMATELY
             ONE INCH IN DIAMETER...WIND GUSTS TO 60 MPH IN THE
             TOWN OF ROMEO IN WESTERN MARION COUNTY AT 538 PM EST.

             RUMORS OF FUNNEL CLOUDS BUT NOT CONFIRMED ATR THIS TIME.

             SEVER THUNDERSTORM WARNING IN EFFECT FOR MARION COUNTY
             515 TO 615 PM EST.

605 PM EST...MARION COUNTY SHERIFFS OFFICE REPORTS ONE TREE DOWN ON
             MOBILE HOME NO INJURIES...POWER OUTAGES...NUMEROUS
             REPORTS OF OTHER TREES DOWN...EXTREMELY HIGH WINDS AND
             FREQUENT CLOUD TO GROUND LIGHTNING STRIKES.

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 25, 5:18 PM EST	Severe Thunderstorm Warning	MLB	Marion	57 min
Mar 25, 6:13 PM EST	Severe Thunderstorm Warning	MLB	Lake	62 min
Mar 25, 6:15 PM EST	Severe Thunderstorm Warning	MLB	Marion	60 min
Mar 25, 6:25 PM EST	Severe Thunderstorm Warning	MLB	Palm Beach	65 min
Mar 25, 6:47 PM EST	Severe Thunderstorm Warning	MLB	Orange	58 min

Nearby

Severe Thunderstorm Warnings in Florida, 1992 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.