Alert archive / Florida / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 71, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at Jul 5, 1993, 3:08 PM EDT for Volusia County, Florida. It was in force for 47 min.
The area
The counties it named.
The facts
- Issued
- Jul 5, 1993, 3:08 PM EDT (19:08 UTC)
- Expired
- Jul 5, 1993, 3:55 PM EDT
- In force
- 47 min
- Issued by
- NWS Melbourne, FL
- Area
- Whole counties
County Volusia County, FL
The radar
The Melbourne radar (KMLB), 116 km from the middle of the area, began a volume at 19:11 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, 7.1 hours before the alert went out and 168 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.
- Mixed-layer CAPE
- 1160 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 893 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -33 m²/s²
- 0-3 km storm-relative helicity
- -11 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS1 KDAB 051909 RRA SVRDAB FLC127-052015- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE DAYTONA BEACH FL 308 PM EDT MON JUL 5 1993 THE NATIONAL WEATHER SERVICE IN DAYTONA BEACH HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 415 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL FLORIDA ...WESTERN PART OF VOLUSIA COUNTY A SEVERE THUNDERSTORM WAS DETECTED BY RADAR OVER THE WEST PART OF VOLUSIA COUNTY ABOUT 15 MILES WEST OF DAYTONA BEACH OR ABOUT 5 MILES EAST OF BARBERVILLE ALONG STATE ROAD 40. THE SEVERE THUNDERSTORM WAS MOVING SLOWLY WEST...LESS THAN 10 MPH. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
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, Jul 5, 2:15 PM EDT, 53 minutes before
FLZ017-011-012-501-051915- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MELBOURNE FL 215 PM EDT MON JUL 5 1993 AT 205 PM NATIONAL WEATHER SERVICE RADAR WAS INDICATING STRONG THUNDERSTORMS IN NORTHERN AND CENTRAL BREVARD COUNTY FROM SCOTTSMOOR SOUTHWARD TO TITUSVILLE. THE STRONGEST STORMS WERE LOCATED JUST WEST OF MIMS AND 5 MILES SOUTHEAST OF TITUSVILLE. THE STORMS WERE BUILDING SLOWLY SOUTH AT 5 MPH. THESE THUNDERSTORMS WILL BE CAPABLE OF GUSTY WINDS...DANGEROUS CLOUD TO GROUND LIGHTNING...HEAVY RAIN AND POSSIBLY SMALL HAIL. RESIDENTS IN BREVARD COUNTY SHOULD BE ALERT TO THESE STORMS AND MOVE TO A SAFE LOCATION AS THEY PASS BY. MARINERS LOCATED NEAR THESE STORMS SHOULD SEEK SAFE HARBOUR AND MAKE SURE THEIR PASSENGERS ARE WEARING APPROVED FLOTATION DEVICES. ELSEWHERE ACROSS THE REGION THUNDERSTORMS WERE LOCATED FROM DAYTONA BEACH ...TO THE OCALA NATIONAL FOREST...TO MOUNT DORA. THESE STORMS WERE DRIFTING SLOWLY TO THE SOUTH AT 5 MPH.
Special weather statement, Jul 5, 2:15 PM EDT, 53 minutes before
FLZ017-011-012-501-051915- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MELBOURNE FL 215 PM EDT MON JUL 5 1993 AT 205 PM NATIONAL WEATHER SERVICE RADAR WAS INDICATING STRONG THUNDERSTORMS IN NORTHERN AND CENTRAL BREVARD COUNTY FROM SCOTTSMOOR SOUTHWARD TO TITUSVILLE. THE STRONGEST STORMS WERE LOCATED JUST WEST OF MIMS AND 5 MILES SOUTHEAST OF TITUSVILLE. THE STORMS WERE BUILDING SLOWLY SOUTH AT 5 MPH. THESE THUNDERSTORMS WILL BE CAPABLE OF GUSTY WINDS...DANGEROUS CLOUD TO GROUND LIGHTNING...HEAVY RAIN AND POSSIBLY SMALL HAIL. RESIDENTS IN BREVARD COUNTY SHOULD BE ALERT TO THESE STORMS AND MOVE TO A SAFE LOCATION AS THEY PASS BY. MARINERS LOCATED NEAR THESE STORMS SHOULD SEEK SAFE HARBOUR AND MAKE SURE THEIR PASSENGERS ARE WEARING APPROVED FLOTATION DEVICES. ELSEWHERE ACROSS THE REGION THUNDERSTORMS WERE LOCATED FROM DAYTONA BEACH ...TO THE OCALA NATIONAL FOREST...TO MOUNT DORA. THESE STORMS WERE DRIFTING SLOWLY TO THE SOUTH AT 5 MPH.
Special weather statement, Jul 5, 2:45 PM EDT, 23 minutes before
FLZ006>017-020-051945-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE DAYTONA BEACH FL
245 PM EDT MON JUL 5 1993
...THIS STATEMENT IS FOR VOLUSIA COUNTY...
STRONG THUNDERSTORMS HAVE DEVELOPED OVER VOLUSIA COUNTY ALONG A
SEABREEZE LINE...REACHING FROM JUST WEST OF ORMOND BEACH AND
DAYTONA BEACH INLAND TO DELAND AND DELTONA.
THESE THUNDERSTORMS WILL LIKELY PRODUCE STRONG GUSTY WINDS...DANGEROUS
LIGHTNING...VERY HEAVY RAINFALL AND POSSIBLY SOME SMALL HAIL FOR THE
NEAXT HOUR OR SO.
THE THUNDERSTORMS WERE DRIFTING SLOWLY WEST AND WITH THE HEAVY
DOWNPOURS...MOTORIST SHOULD BE ALERT FOR PONDING OF WATER ON
THE ROADWAYS.
REMEMBER...THE SAFEST PLACE DURING A THUNDERSTORM IS INDOORS
AWAY FROM WINDOWS AND DOORS.
THUNDERSTORMS CONTINUED FARTHER SOUTH ALONG THE COAST OVER CAPE
CANAVERAL AND OVER THE INTERIOR NEAR SANFORD.Special weather statement, Jul 5, 2:45 PM EDT, 23 minutes before
FLZ006>017-020-051945-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE DAYTONA BEACH FL
245 PM EDT MON JUL 5 1993
...THIS STATEMENT IS FOR VOLUSIA COUNTY...
STRONG THUNDERSTORMS HAVE DEVELOPED OVER VOLUSIA COUNTY ALONG A
SEABREEZE LINE...REACHING FROM JUST WEST OF ORMOND BEACH AND
DAYTONA BEACH INLAND TO DELAND AND DELTONA.
THESE THUNDERSTORMS WILL LIKELY PRODUCE STRONG GUSTY WINDS...DANGEROUS
LIGHTNING...VERY HEAVY RAINFALL AND POSSIBLY SOME SMALL HAIL FOR THE
NEAXT HOUR OR SO.
THE THUNDERSTORMS WERE DRIFTING SLOWLY WEST AND WITH THE HEAVY
DOWNPOURS...MOTORIST SHOULD BE ALERT FOR PONDING OF WATER ON
THE ROADWAYS.
REMEMBER...THE SAFEST PLACE DURING A THUNDERSTORM IS INDOORS
AWAY FROM WINDOWS AND DOORS.
THUNDERSTORMS CONTINUED FARTHER SOUTH ALONG THE COAST OVER CAPE
CANAVERAL AND OVER THE INTERIOR NEAR SANFORD.Nearby
Severe Thunderstorm Warnings in Florida, 1993Every severe thunderstorm warning in 1993
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.