Alert archive / Florida / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 83, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at Jul 14, 1992, 9:41 PM EDT for Lake County, Florida. It was in force for 49 min.
The area
The counties it named.
The facts
- Issued
- Jul 14, 1992, 9:41 PM EDT (01:41 UTC)
- Expired
- Jul 14, 1992, 10:30 PM EDT
- In force
- 49 min
- Issued by
- NWS Melbourne, FL
- Area
- Whole counties
County Lake County, FL
The nearest sounding before it
Tampa Bay, FL (KTBW), launched 00:00Z, 1.7 hours before the alert went out and 136 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
- 2791 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 890 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -18 m²/s²
- 0-3 km storm-relative helicity
- 21 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 150141 SVRMLB FLC069-150230- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MELBOURNE FL 941 PM EDT TUE JUL 14 1992 THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1030 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN CENTRAL FLORIDA ...NORTHERN LAKE COUNTY AT 940 PM WEATHER RADAR INDICATED A SEVERE THUNDERSTORM JUST SOUTHWEST OF UMATILLA. THE THUNDERSTORM WAS DRIFTING TO THE NORTHEAST AND WILL REACH UMATILLA BEFORE 10 PM. 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, Jul 14, 6:03 PM EDT, 3 hours 38 minutes before
FLZ009-142205- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DAYTONA BEACH FL 605 PM EDT TUE JUL 14 1992 ...STRONG THUNDERSTORMS OVER SOUTH MARION COUNTY... ...THIS STATEMENT IS FOR SOUTH MARION COUNTY... AT 605 PM EDT...NATIONAL WEATHER SERVICE RADAR DETECTED A SMALL CLUSTER OF THUNDERSTORMS NEAR WEIRSDALE. MOVEMENT WAS NORTH AT 5 TO 10 MPH. DURING THE NEXT HOUR...THUNDERSTORMS WILL AFFECT SOUTH MARION COUNTY AND CAN BRING STRONG DAMAGfING WINDS...FREQUENT LIGHTNING... VERY HEAVY DOWNPOURS...AND POSSIBLY SMALL HAIL. RESIDENTS SHOULD STAY ON THE LOOKOUT FOR THESE STORMS. BEST PROTECTION FROM LIGHTNING IS INSIDE A BUILDING OR CAR.
Special weather statement, Jul 14, 7:27 PM EDT, 2 hours 14 minutes before
FLZ00912-142320- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DAYTONA BEACH FL 720 PM EDT TUE JUL 14 1992 ...STRONG THUNDERSTORMS OVER NORTHWEST AND SOUTHWEST VOLUSIA COUNTY... ...AND FLAGLER COUNTY... AT 720 PM EDT...NATIONAL WEATHER SERVICE RADAR DETECTED A LINE OF THUNDERSTORMS ALONG THE ST. JOHNS RIVER FROM ORANGE PARK SOUTH TO NEAR SANFORD. THESE STORMS WERE DRIFTING TO THE EAST AT 5 TO 10 MPH. DURING THE NEXT TWO HOURS...THUNDERS,TORMS WILL AFFECT VOLUSIA AND FLAGLER COUNTIES AND CAN BRING STRONG DAMAGING WINDS...FREQUENT LIGHTING...VERY HEAVY DOWNPOURS...AND POSSIBLY SMALL HAIL. RESIDENTS SHOULD STAY ON THE LOOKOUT FOR THESE STORMS.
Special weather statement, Jul 14, 8:49 PM EDT, 52 minutes before
FLZ017-011-012-150145- SPECIAL EAST CENTRAL FLORIDA WEATHER UPDATE NATIONAL WEATHER SERVICE MELBOURNE FL 848 PM EDT TUE JUL 14 1992 ...STRONG THUNDERSTORMS CONTINUE OVER EAST CENTRAL FLORIDA... AT 845 PM...WEATHER RADAR SHOWED A BAND OF STRONG THUNDERSTORMS EXTENDING FROM BETWEEN BUNNELL AND BARBERVILLE SOUTH THROUGH DELAND AND LONGWOOD AND CONTINUED TO THE ORLANDO INTERNATIONAL AIRPORT AND KISSIMMEE. AN ISOLATED STRONG THUNDERSTORM HAD DEVELOPED JUST NORTHWEST OF LADY LAKE. THE THUNDERSTORMS WERE MOVING SLOWLY TO THE NORTHEAST AT LESS THAN 10 MPH. IN ADDITION TO VERY HEAVY DOWNPOURS WILL LIKELY PRODUCE STRONG GUSTY WINDS...FREQUENT DANGEROUS LIGHTNING...AND POSSIBLE HAIL. PERSONS IN THESE AREAS SHOULD BE ALERT FOR THESE THUNDERSTORMS FOR THE NEXT HOUR OR SO AND USE EXTRA CAUTION IF TRAVELLING THIS EVENING. ELSEWHERE IN EAST CENTRAL FLORIDA...A FEW SHOWERS WERE ABOUT 10 MILES WEST OF COCOA AND ALONG THE KISSIMMEE RIVER FR8OM LAKE KISSIMMEE SOUTH AND CONTINUED INTO WEST CENTRAL FLORIDA. THE SHOWERS WERE MOVING SLOWLY TO THE SOUTHEAST.
Special weather statement, Jul 14, 9:06 PM EDT, 35 minutes before
FLZ0012-150200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DAYTONA BEACH FL 900 PM EDT TUE JUL 14 1992 ...STRONG THUNDERSTORMS MOVING ACROSS NORTHERN VOLUSIA COUNTY AND THE SOUTHERN HALF OF FLAGLER COUNTY... AT 855 PM EDT...NATIONAL WEATHER SERVICE RADAR CONTINUED TO SHOW VERY STRONG THUNDERSTORMS NEAR BARBERVILLE AND EXTENDING INTO SOUTHERN FLAGLER COUNTY. THESE STORMS WERE MOVING NORTHEAST AT 10 MPH. DURING THE NEXT HOUR...THUNDERSTORMS WILL AFFECT THE NORTHERN HALF OF VOLUSIA COUNTY AND THE SOUTHERN HALF OF FLAGLER COUNTY. MARINE INTERESTS FROM ORMOND BEACH TO FLAGLER BEACH SHOULD BE ON THE LOOKOUT FOR THESE STORMS AS THEY APPROACH FROM THE WEST DURING THE NEXT HOUR OR SO. THUNDERSTORMS WILL BRING TORRENTIAL RAIN...STRONG AND DAMAGING WINDS... AND FREQUENT DANGEROUS LIGHTNING. REMEMBER...FLORIDA LEADS THE NATION IN LIGHTNING FATALITIES...SO WHEN THUNDERSTORMS THREATEN...RESIDENTS SHOULD MOVE INDOORS... AWAY FROM WINDOWS...AND AVOID USING THE TELEPHONE.
Special weather statement, Jul 14, 9:13 PM EDT, 28 minutes before
FLZ0009-150145- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DAYTONA BEACH FL 910 PM EDT TUE JUL 14 1992 ...STRONG THUNDERSTORMS MOVING ACROSS SOUTHEAST MARION COUNTY... AT 900 PM EDT...NATIONAL WEATHER SERVICE RADAR DETECTED A FEW STRONG THUNDERSTORMS BETWEEN WEIRSDALE AND ASTOR PARK. THESE STORMS WERE MOVING NORTHEAST AT 10 MPH. DURING THE HALF HOUR...THUNDERSTORMS WILL AFFECT THE SOUTHEAST PART OF MARION COUNTY AND BRING VERY HEAVY RAIN...STRONG WINDS... AND FREQUENT DANGEROUS LIGHTNING. REMEMBER...FLORIDA LEADS THE NATION IN LIGHTNING FATALITIES...SO WHEN THUNDERSTORMS THREATEN...RESIDENTS SHOULD MOVE INDOORS...AWAY FROM WINDOWS...AND AVOID USING THE TELEPHONE.
Special weather statement, Jul 14, 9:39 PM EDT, 2 minutes before
FLZ017-011-150245- SPECIAL EAST CENTRAL FLORIDA WEATHER UPDATE NATIONAL WEATHER SERVICE MELBOURNE FL 939 PM EDT TUE JUL 14 1992 ...THUNDERSTORMS WITH VERY HEAVY RAIN OVER PARTS OF EAST CENTRAL FLORIDA... AT 935 PM WEATHER RADAR SHOWED A CLUSTER OF STRONG THUNDERSTORMS WITH VERY HEAVY RAIN EXTENDING FROM THE DISNEY WORLD AREA THROUGH THE METRO ORLANDO AREA AND CONTINUED TO ABOUT 10 MILES INLAND FROM TITUSVILLE. OTHER STRONG THUNDERSTORMS EXTENDED FROM UMATILLA TO 10 MILES WEST OF ASTOR PARK. THE THUNDERSTORMS WERE MOVING SLOWLY TO THE NORTHEAST. IN ADDITION TO VERY HEAVY DOWNPOURS THE THUNDERSTORMS WERE PRODUCING FREQUENT DANGEROUS LIGHTNING AND MAY PRODUCE STRONG GUSTY WINDS AND POSSIBLE HAIL. PERSONS IN THESE AREAS SHOULD BE ALERT FOR THESE THUNDERSTORMS AND TAKE COVER IF THREATENING WEATHER APPROACHES. ELSEWHERE IN EAST CENTRAL FLORIDA...SHOWERS AND THUNDERSTORMS EXTENDED NORTH OF SANFORD TO DELAND AND CONTINUED TO NORTH OF PALATKA.
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 8:19 PM EDT | Severe Thunderstorm Warning | MLB | Volusia | 26 min |
| Jul 15, 5:14 PM EDT | Severe Thunderstorm Warning | MLB | Volusia | 31 min |
| Jul 15, 6:51 PM EDT | Severe Thunderstorm Warning | MLB | Lake | 39 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.