Alert archive / Florida / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 97, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at Aug 14, 1992, 4:14 PM EDT for Orange County, Florida. It was in force for 61 min.
The area
The counties it named.
The facts
- Issued
- Aug 14, 1992, 4:14 PM EDT (20:14 UTC)
- Expired
- Aug 14, 1992, 5:15 PM EDT
- In force
- 61 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 20:16 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, 8.2 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.
- Mixed-layer CAPE
- 1651 J/kg
- Mixed-layer CIN
- -23 J/kg
- Mixed-layer LCL
- 831 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 48 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 142015 SVRMLB FLC095-142115- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MELBOURNE FL 414 PM EDT FRI AUG 14 1992 THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 515 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN CENTRAL FLORIDA ...ORANGE COUNTY AT 410 PM RADAR INDICATED A SEVERE THUNDERSTORM JUST EAST OF ORLANDO INTERNATIONAL AIRPORT. IT WAS MOVING NORTHEAST AT 20 MPH AND WILL BE AFFECTING THE EAST SIDE OF ORLANDO DURING THE NEXT HALF HOUR. WIND GUSTS TO 55 MPH HAVE ALREADY BEEN RECORDED IN THE AREA. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 58 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STRONG BUILDING. 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, Aug 14, 12:58 PM EDT, 3 hours 16 minutes before
FLZ011-141800- SPECIAL EAST CENTRAL FLORIDA WEATHER UPDATE NATIONAL WEATHER SERVICE MELBOURNE FL 1255 PM EDT FRI AUG 14 1992 ...STRONG THUNDERSTORMS MOVING ACROSS NORTH CENTRAL FLORIDA... AT 1255 PM A LINE OF STRONG THUNDERSTORMS EXTENDED FROM JACKSONVILLE TO THE TAMPA BAY AREA WITH SOME STRONG THUNDERSTORMS AFFECTING AREAS BETWEEN INTERLACHEN AND OCALA... TO NORTH OF WILDWOOD. THE ENTIRE AREA OF THUNDERSTORMS WERE MOVING EAST AT ABOUT 10 MPH. AREAS INCLUDING THE EAST PART OF OSCEOLA COUNTY AND INTO NORTH LAKE COUNTY INCLUDING LEESBURG AND VICINITY WILL LIKELY BE AFFECTED BY SOME STRONG THUNDERSTORMS INCLUDING VERY HEAVY RAIN...STRONG GUSTY WINDS AND FREQUENT DANGEROUS LIGHTNING STRIKES. ELSEWHERE THUNDERSTORMS WERE WIDELY SCATTERED BUT INCREASING OVER EAST CENTRAL FLORIDA FROM OSCEOLA COUNTY AT LAKE KISSIMMEE...NORTH ACROSS EASTERN SECTIONS OF ORLANDO TO TITUSVILLE AND OVER THE ADJACENT COASTAL WATERS NORTH OF CAPE CANAVERAL. RG
Special weather statement, Aug 14, 1:59 PM EDT, 2 hours 15 minutes before
FLZ017-011-016-141900- SPECIAL EAST CENTRAL FLORIDA WEATHER UPDATE NATIONAL WEATHER SERVICE MELBOURNE FL 158 PM EDT FRI AUG 14 1992 ...STRONG THUNDERSTORMS APPROACH LAKE COUNTY... AT 155 PM A LINE OF THUNDERSTOMRS EXTENDED FROM NEAR ST AUGUSTINE SOUTHWEST TO THE OCALA NATIONAL FOREST AND ACROSS SUMTER COUNTY AND FURTHER SOUTH TO NEAR TAMPA BAY. THE STRONGEST THUNDERSTORMS WERE FROM WILDWOOD TO BUSNELL IN SUMTER COUNTY. THIS ENTIRE AREA OF THUNDERSTORMS WAS PUSHING TO THE EAST AT ABOUT 15 MPH WHICH WILL BRING STRONG THUNDERSTORMS INTO LAKE COUNTY BETWEEN 2 AND 3 PM. WITH THESE THUNDERSTORMS EXPECT STRONG GUSTY WINDS... FREQUENT DANGEROUS LIGHTNING AND VERY HEAVY DOWNPOURS. ELSEWHERE... THUNDERSTORMS WERE WIDELY SCATTERED OVER THE REST OF EAST CENTRAL FLORIDA WITH SOME OF THE STRONGER STORMS OVER MERRITT ISLAND AND CAPE CANAVERAL AND FURTHER SOUTH BETWEEN VERO BEACH AND PALM BAY AND OUT OVER THE ADJACENT COASTAL WATERS. THpESE THUNDERSTORMS WERE MOVING TO THE NORTH AT 20 MPH AND WILL BRING GUSTY WINDS... LIGHTING AND HEAVY RAIN TO MANY COASTAL LOCATIONS AND ADJACENT WATERS DURING THE NEXT COUPLE OF HOURS. RG
Special weather statement, Aug 14, 2:50 PM EDT, 1 hour 24 minutes before
FLZ012-142045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DAYTONA BEACH FL 250 PM EDT FRI AUG 14 1992 ...THIS STATEMENTS IS FOR FLAGLER COUNTY AND VOLUSIA COUNTY... STRONG THUNDERSTORMS STRETCHED FROM THE COAST NEAR MARINELAND SOUTHWEST TO LAKE GEORGE AND INTO NORTHERN LAKE COUNTY. THESE STORMS WERE PUSHING EAST AT 15 MPH. THESE THUNDERSTORMS WILL LIKELY PRODUCE STRONG AND GUSTY WINDS... DANGEROUS LIGHTNING...AND VERY HEAVY DOWNPOURS AS THEY SPREAD EAST AND TOWARD THE COASTLINE DURING THE AFTERNOON. BOATERS ON THE INLAND WATERWAYS AND COASTAL WATERS OF FLAGLER AND VOLUSIA COUNTIES SHOULD BE ESPECIALLY ALERT FOR THREATENING WEATHER CONDITIONS AS THESE THUNDERSTORMS MOVE OFFSHORE. THE SAFEST PLACE DURING A THUNDERSTORM IS INDOORS...AWAY FROM WINDOWS AND DOORS. MOTORISTS SHOULD BE CAUTIOUS FOR PONDING OF WATER ON THE ROADWAYS CAUSED BY THE VERY HEAVY DOWNPOURS AND NOT DRIVE THROUGH WATER OF UNKNOWN DEPTH.
Special weather statement, Aug 14, 2:51 PM EDT, 1 hour 23 minutes before
FLZ017-011-016-012-141945- SPECIAL EAST CENTRAL FLORIDA WEATHER UPDATE NATIONAL WEATHER SERVICE MELBOURNE FL 250 PM EDT FRI AUG 14 1992 ...STRONG THUNDERSTORMS CONTINUE MOVING EAST INTO EAST CENTRAL FLORIDA... AT 250 PM A LARGE AREA OF THUNDERSTORMS... SOME OF WHICH WERE PRODUCING VERY HEAVY RAIN...FREQUENT LIGHTNING AND GUSTY WINDS... WERE MOVING EASTWARD INTO EAST CENTRAL FLORIDA. THE LEADING EDGE OF THE THUNDERSTORMS WAS FROM THE COAST NORTH OF FLAGLER BEACH... TO BARBERVILLE... AVON PARK...MT DORA...CLERMONT AND LAKELAND. THE AREA OF THUNDRERSTORMS WAS MOVING TO THE EAST AT 15 MPH WHICH WILL BRING THEM WELL INTO VOLUSIA..ORANGE AND SEMINOLE AND OSCEOLA COUNTIES BETWEEN 3 AND 4 PM. OTHER THUNDERSTORMS WERE SCATTERED OVER EAST CENTRAL FLORIDA FROM SOUTH OSCEOLA COUNTY TO THE COAST AT VERO BEACH AND CAPE CANAVERAL... AND OVER THE ADJACENT COASTAL WATERS. THESE THUNDERSTORMS WERE ALL MOVING TO THE NORTH AT 20 MPH. PEOPLE IN EAST CENTRAL FLORIDA SHOULD BE ON THE LOOKOUT FOR APPROACHING THUNDERSTORMS THIS AFTERNOON AND EARLY EVENING AND STAY TUNED TO NOAA WEATHER RADIO OR OTHER NEWS MEDIA FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS. RG
Special weather statement, Aug 14, 2:52 PM EDT, 1 hour 22 minutes before
FLZ012-142045- SPECIAL WEATHER AND MARINE WEATHER STATEMENT...CORRECTION NATIONAL WEATHER SERVICE DAYTONA BEACH FL 250 PM EDT FRI AUG 14 1992 ...THIS STATEMENTS IS FOR FLAGLER COUNTY AND VOLUSIA COUNTY... STRONG THUNDERSTORMS STRETCHED FROM THE COAST NEAR MARINELAND SOUTHWEST TO LAKE GEORGE AND INTO NORTHERN LAKE COUNTY. THESE STORMS WERE PUSHING EAST AT 15 MPH. THESE THUNDERSTORMS WILL LIKELY PRODUCE STRONG AND GUSTY WINDS... DANGEROUS LIGHTNING...AND VERY HEAVY DOWNPOURS AS THEY SPREAD EAST AND TOWARD THE COASTLINE DURING THE AFTERNOON. BOATERS ON THE INLAND WATERWAYS AND COASTAL WATERS OF FLAGLER AND VOLUSIA COUNTIES SHOULD BE ESPECIALLY ALERT FOR THREATENING WEATHER CONDITIONS AS THESE THUNDERSTORMS MOVE OFFSHORE. THE SAFEST PLACE DURING A THUNDERSTORM IS INDOORS...AWAY FROM WINDOWS AND DOORS. MOTORISTS SHOULD BE CAUTIOUS FOR PONDING OF WATER ON THE ROADWAYS CAUSED BY THE VERY HEAVY DOWNPOURS AND NOT DRIVE THROUGH WATER OF UNKNOWN DEPTH.
Special weather statement, Aug 14, 3:49 PM EDT, 25 minutes before
FLZ017-011-016-012-009-142045- SPECIAL EAST CENTRAL FLORIDA WEATHER UPDATE NATIONAL WEATHER SERVICE MELBOURNE FL 348 PM EDT FRI AUG 14 1992 ...THUNDERSTORMS WITH VERY HEAVY RAIN SCATTERED ACROSS EAST CENTRAL FLORIDA... AT 345 PM A BROAD AREA OF SCATTERED THUNDERSTORMS WAS OVER EAST CENTRAL FLORIDA. THE STRONGEST ACTIVITY WAS MOVING OVER THE COASTAL WATERS OF FLAGLER AND VOLUSIA COUNTIES WHERE A SPECIAL MARINE WARNING IS IN EFFECT UNTIL 430 PM. ELSEWHERE HEAVY RAIN WAS FALLING FROM NEAR COCOA BEACH TO HOLOPAW...AROUND ORLANDO TO KISSIMMEE...AND FROM DELAND TO LONGWOOD AND WINTER GARDEN. HEAVY RAIN WAS ALSO FALLING NEAR VERO BEACH. ALL OF THIS ACTIVITY WAS MOVING NORTHEAST AT 10 MPH. THROUGH 6 PM...THUNDERSTORMS WITH VERY HEAVY RAIN WILL BE SCATTERED OVER MUCH OF THE AREA. PONDING OF WATER IS POSSIBLE ON ROADWAYS IN SOME OF THESE STORMS WITH BRIEF STRONG GUSTY WINDS.
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 14, 4:25 PM EDT | Severe Thunderstorm Warning | MLB | Osceola | 65 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.