Alert archive / Florida / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 101, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at Aug 14, 1993, 2:42 PM EDT for Brevard County, Florida. It was in force for 46 min.
The area
The counties it named.
The facts
- Issued
- Aug 14, 1993, 2:42 PM EDT (18:42 UTC)
- Expired
- Aug 14, 1993, 3:28 PM EDT
- In force
- 46 min
- Issued by
- NWS Melbourne, FL
- Area
- Whole counties
County Brevard County, FL
The radar
The Melbourne radar (KMLB), 21 km from the middle of the area, began a volume at 18:45 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
Tampa Bay, FL (KTBW), launched 12:00Z, 6.7 hours before the alert went out and 180 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
- 2444 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 638 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- 18 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMLB 141843 RRA SVRMLB FLC009-FLZ501-141945- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING NATIONAL WEATHER SERVICE MELBOURNE FL 242 PM EDT SAT AUG 14 1993 THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING EFFECTIVE UNTIL 345 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL FLORIDA ...NORTHERN BREVARD COUNTY AND FOR MARINE INTERESTS ON THE COASTAL WATERS FROM... ...MOSQUITO LAGOON TO TITUSVILLE ...TITUSVILLE TO CAPE CANAVERAL ...CAPE CANAVERAL TO COCOA BEACH AT 240 PM A SEVERE THUNDERSTORM WAS MOVING ACROSS CAPE CANAVERAL. A TORNADO HAS BEEN REPORTED IN MIMS ALONG U.S. 1. THE STORM WAS MOVING EAST AT 15 MPH. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE FOR DAMAGING WIND IN EXCESS OF 58 MPH...LARGE HAIL...AND DEADLY LIGHTNING. PEOPLE OUTSIDE OR IN MOBILE HOMES SHOULD MOVE INSIDE A STRONG BUILDING AND STAY AWAY FROM WINDOWS. BOATERS AND MARINERS IN THE PATH OF THIS STORM SHOULD TAKE NECESSARY PRECAUTIONS. SEEK SAFE HARBOR IMMEDIATELY IF POSSIBLE. &
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, Aug 14, 12:36 PM EDT, 2 hours 6 minutes before
FLZ009-011-012-016-017-501-141740- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MELBOURNE FL 1235 PM EDT SAT AUG 14 1993 ...STRONG THUNDERSTORMS IN WESTERN LAKE COUNTY... AT 1230 PM AN AREA OF THUNDERSTORMS WITH VERY HEAVY RAIN AND GUSTY WINDS WAS ALONG THE SUMTER AND LAKE COUNTY LINE MOVING WEST AT 15 MPH. THESE THUNDERSTORMS WILL BE MOVING ACROSS LAKE COUNTY IN THE NEXT HOUR. SOME OF THESE THUNDERSTORMS MAY CONTAIN SMALL HAIL...WINDS GUSTING TO 40 MPH...DEADLY LIGHTNING AND VERY HEAVY RAIN. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR THE LATEST WEATHER INFORMATION. RES
Special weather statement, Aug 14, 12:38 PM EDT, 2 hours 4 minutes before
FLZ009-011-012-016-017-501-141740- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MELBOURNE FL...CORRECTED STORM MOVEMENT 1235 PM EDT SAT AUG 14 1993 ...STRONG THUNDERSTORMS IN WESTERN LAKE COUNTY... AT 1230 PM AN AREA OF THUNDERSTORMS WITH VERY HEAVY RAIN AND GUSTY WINDS WAS ALONG THE SUMTER AND LAKE COUNTY LINE MOVING EAST AT 15 MPH. THESE THUNDERSTORMS WILL BE MOVING ACROSS LAKE COUNTY IN THE NEXT HOUR. SOME OF THESE THUNDERSTORMS MAY CONTAIN SMALL HAIL...WINDS GUSTING TO 40 MPH...DEADLY LIGHTNING AND VERY HEAVY RAIN. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR THE LATEST WEATHER INFORMATION. RES
Special weather statement, Aug 14, 1:09 PM EDT, 1 hour 33 minutes before
FLZ009-011-012-016-017-501-141810- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MELBOURNE FL 109 PM EDT SAT AUG 14 1993 ...STRONG THUNDERSTORMS OVER LAKE COUNTY... AT 105 PM AN AREA OF STRONG THUNDERSTORMS WAS OVER LAKE COUNTY MOVING EAST AT 15 TO 20 MPH. THESE THUNDERSTORMS WERE PRODUCING VERY HEAVY RAIN...FREQUENT LIGHTNING AND SOME GUSTY WINDS. THE THUNDERSTORMS WILL MOVE ACROSS WESTERN ORANGE COUNTY DURING THE NEXT HOUR. ELSEWHERE THUNDERSTORMS WERE SCATTERED FROM NEAR DAYTONA BEACH ACROSS CAPE CANAVERAL...NORTH OF NARCOOSEE AND SOUTHWEST OF HOLOPAW. SOME OF THESE THUNDERSTORMS WERE PRODUCING HEAVY RAIN. AS THE AFTERNOON PROGRESSES SHOWERS AND THUNDERSTORMS WILL INCREASE OVER THE REGION...AND SOME OF THE STORMS MAY BE QUITE STRONG. STAY TUNED TO NOAA WEATHER RADIO...OR YOUR LOCAL RADIO OR TELEVISION STATIONS FOR THE LATEST UPDATES CONCERNING THIS DEVELOPING WEATHER SITUATION.
Special weather statement, Aug 14, 1:09 PM EDT, 1 hour 33 minutes before
FLZ009-011-012-016-017-501-141810- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MELBOURNE FL 109 PM EDT SAT AUG 14 1993 ...STRONG THUNDERSTORMS OVER LAKE COUNTY... AT 105 PM AN AREA OF STRONG THUNDERSTORMS WAS OVER LAKE COUNTY MOVING EAST AT 15 TO 20 MPH. THESE THUNDERSTORMS WERE PRODUCING VERY HEAVY RAIN...FREQUENT LIGHTNING AND SOME GUSTY WINDS. THE THUNDERSTORMS WILL MOVE ACROSS WESTERN ORANGE COUNTY DURING THE NEXT HOUR. ELSEWHERE THUNDERSTORMS WERE SCATTERED FROM NEAR DAYTONA BEACH ACROSS CAPE CANAVERAL...NORTH OF NARCOOSEE AND SOUTHWEST OF HOLOPAW. SOME OF THESE THUNDERSTORMS WERE PRODUCING HEAVY RAIN. AS THE AFTERNOON PROGRESSES SHOWERS AND THUNDERSTORMS WILL INCREASE OVER THE REGION...AND SOME OF THE STORMS MAY BE QUITE STRONG. STAY TUNED TO NOAA WEATHER RADIO...OR YOUR LOCAL RADIO OR TELEVISION STATIONS FOR THE LATEST UPDATES CONCERNING THIS DEVELOPING WEATHER SITUATION.
Special weather statement, Aug 14, 2:04 PM EDT, 38 minutes before
FLZ009-011-012-016-017-501-141905- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MELBOURNE FL 204 PM EDT SAT AUG 14 1993 ...STRONG THUNDERSTORMS FROM ORLANDO TO CAPE CANAVERAL... AT 2 PM STRONG THUNDERSTORMS WERE FROM ORLANDO TO SANFORD... EXTENDING EAST TO CAPE CANAVERAL AND WEST OF COCOA. WINDS HAVE GUSTED TO OVER 35 MPH WITH SOME OF THESE THUNDERSTORMS. THE ACTIVITY IS MOVING EAST AT 15 TO 20 MPH AND WILL MOVE OVER THE COASTAL WATERWAYS AND THEN OFFSHORE FROM COCOA BEACH TO MOSQUITO LAGOON DURING THE NEXT 2 HOURS. MARINE INTERESTS IN THIS AREA SHOULD PREPARE FOR WINDS IN EXCESS OF 35 MPH...FREQUENT LIGHTNING AND LOCALLY HEAVY SEAS. INSURE THAT ALL PERSONS ON BOARD ARE WEARING PERSONAL FLOTATION DEVICES. DISCONTINUE IN-WATER ACTIVITIES IMMEDIATELY. ELSEWHERE STRONG THUNDERSTORMS WERE FROM DAYTONA BEACH TO LAKE GEORGE AND ALSO EAST OF KENANSVILLE.
Special weather statement, Aug 14, 2:07 PM EDT, 35 minutes before
FLZ009-011-012-016-017-501-141905- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MELBOURNE FL 204 PM EDT SAT AUG 14 1993 ...STRONG THUNDERSTORMS FROM ORLANDO TO CAPE CANAVERAL... AT 2 PM STRONG THUNDERSTORMS WERE FROM ORLANDO TO SANFORD... EXTENDING EAST TO CAPE CANAVERAL AND WEST OF COCOA. WINDS HAVE GUSTED TO OVER 35 MPH WITH SOME OF THESE THUNDERSTORMS. THE ACTIVITY IS MOVING EAST AT 15 TO 20 MPH AND WILL MOVE OVER THE COASTAL WATERWAYS AND THEN OFFSHORE FROM COCOA BEACH TO MOSQUITO LAGOON DURING THE NEXT 2 HOURS. MARINE INTERESTS IN THIS AREA SHOULD PREPARE FOR WINDS IN EXCESS OF 35 MPH...FREQUENT LIGHTNING AND LOCALLY HEAVY SEAS. INSURE THAT ALL PERSONS ON BOARD ARE WEARING PERSONAL FLOTATION DEVICES. DISCONTINUE IN-WATER ACTIVITIES IMMEDIATELY. ELSEWHERE STRONG THUNDERSTORMS WERE FROM DAYTONA BEACH TO LAKE GEORGE AND ALSO EAST OF KENANSVILLE.
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 8:44 PM EDT | Severe Thunderstorm Warning | MLB | Brevard | 61 min |
| Aug 14, 1:54 PM EDT | Severe Thunderstorm Warning | MLB | Martin, Okeechobee | 51 min |
| Aug 14, 4:51 PM EDT | Severe Thunderstorm Warning | MLB | Volusia | 69 min |
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.