Alert archive / Florida / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 8, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at Feb 5, 1992, 3:47 PM EST for Seminole County, Florida. It was in force for 43 min.
The area
The counties it named.
The facts
- Issued
- Feb 5, 1992, 3:47 PM EST (20:47 UTC)
- Expired
- Feb 5, 1992, 4:30 PM EST
- In force
- 43 min
- Issued by
- NWS Melbourne, FL
- Area
- Whole counties
County Seminole County, FL
The nearest sounding before it
Tampa Bay, FL (KTBW), launched 12:00Z, 8.8 hours before the alert went out and 160 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 712 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- -286 m²/s²
- 0-3 km storm-relative helicity
- -268 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 052048 SVRMLB FLC117-052130- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MELBOURNE FL 347 PM EST WED FEB 5 1992 THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 430 PM EST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN CENTRAL FLORIDA ...WESTERN SEMINOLE COUNTY AT 345 PM WEATHER RADAR SHOWED A SEVERE THUNDERSTORM ALONG THE ORANGE/SEMINOLE COUNTY LINE 10 MILES WEST OF SANFORD. THE THUNDERSTORM WAS MOVING RAPIDLY TO THE NORTHEAST AT 40 MPH AND SHOULD PASS JUST WEST OF SANFORD AND LAKE MONROE WITHIN THE NEXT HALF HOUR. PERSONS IN THESE AREAS SHOULD TAKE COVER IMMEDIATELY. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE READY TO GO TO A SAFE PLACE IF SEVERE THUNDERSTORMS MOVE TOWARD YOUR AREA, ESPECIAL0LY IF YOU LIVE IN A MOBILE HOME.
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, Feb 5, 2:43 PM EST, 1 hour 4 minutes before
FLZ006>017-020-052100- SPECIAL WEATHER STATEMENT AN RADAR SUMMARY NATIONAL WEATHER SERVICE DAYTONA BEACH FL 240 PM EST WED FEB 5 1992 ...A TORNADO WATCH IS IN EFFECT FOR PARTS OF NORTH AND CENTRAL FLORIDA AND THE ADJACENT COASTAL WATERS UNTIL 800 PM EST THIS EVENING AND INCLUDES MARION...FLAGLER AND VOLUSIA COUNTIES... AT 235 PM...SHOWERS HAD DEVELOPED RAPIDLY OVER THE INTERIOR OF CENTRAL FLORIDA BETWEEN LAKELAND AND LEESBURG AND WERE MOVING NORTHEAST AT 40 MPH.
Special weather statement, Feb 5, 2:56 PM EST, 51 minutes before
FLZ017-011-016-012-009-052100- SPECIAL EAST CENTRAL FLORIDA WEATHER UPDATE NATIONAL WEATHER SERVICE MELBOURNE FL 255 PM EST WED FEB 5 1992 ...STRONG THUNDERSTORMS RAPIDLY DEVELOPING NEAR CLERMONT... ...A TORNADO WATCH IS IN EFFECT FOR ALL OF EAST CENTRAL FLORIDA UNTIL 8PM THIS EVENING... AT 250 PM NATIONAL WEATHER SERVICE RADAR SHOWED A BAND OF RAPIDLY DEVELOPING THUNDERSTORMS EXTENDING WEST OF ORLANDO FROM ZELLWOOD SOUTHWEST THROUGH THE CLERMONT AREA. THE STRONGEST THUNDERSTORM WAS NEAR CLERMONT. THE THUNDERSTORMS WERE MOVING RAPIDLY TO THE NORTHEAST AT 40 MPH. DURING THE NEXT HOUR THE THUNDERSTORMS WILL MOVE THROUGH CLERMONT AND EXTEND FROM SANFORD TO THE ORLANDO AREA AROUND WINTER GARDEN. THE THUNDERSTORMS ARE EXPECTED TO INTENSIFY AND PERSONS IN THESE AREAS SHOULD BE ON THE ALERT FOR WIND GUSTS OF 40 TO 50 MPH... FREQUENT DANGEROUS LIGHTNING...AND POSSIBLE HAIL. A TORNADO WATCH REMAINS IN EFFECT FOR ALL OF EAST CENTRAL FLORIDA UNTIL 8 PM THIS EVENING. STAY TUNED TO NOAA WEATHER RADIO OR NEWS MEDIA FOR FURTHER UPDATES AS THE AFTERNOON PROGRESSES.
Local storm report, Feb 5, 2:58 PM EST, 49 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE DAYTONA BEACH FL
255 PM EST WED FEB 5 1992
2/5/92 0540 EST MARION COUNTY, SUMMERFIELD, 15 SSE OF OCALA.
CARPORT...INCLUDING THE CONCRETE POSTS... WERE
LIFTED ONTO ROOF OF HOUSE. REPORTED BY THE OCALA
STAR-BANNER. SVR IN EFFECT 0536 TO 0630 EST.
2/5/92 0638 EST VOLUSIA COUNTY, DAYTONA BEACH WEATHER SERVICE
OFFICE. WIN&D GUST TO 50 KTS (58 MPH). SVR IN
EFFECT 0615 TO 0715 EST.The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 5, 5:24 AM EST | Severe Thunderstorm Warning | MLB | Lake | 66 min |
| Feb 5, 5:26 AM EST | Severe Thunderstorm Warning | MLB | Marion | 64 min |
| Feb 5, 5:42 AM EST | Severe Thunderstorm Warning | MLB | Orange, Osceola, Seminole | 63 min |
| Feb 5, 6:16 AM EST | Severe Thunderstorm Warning | MLB | Volusia | 59 min |
| Feb 5, 6:40 AM EST | Severe Thunderstorm Warning | MLB | Brevard | 50 min |
| Feb 5, 3:31 PM EST | Severe Thunderstorm Warning | MLB | Lake, Orange | 44 min |
| Feb 5, 3:40 PM EST | Severe Thunderstorm Warning | MLB | Volusia | 65 min |
| Feb 5, 4:34 PM EST | Severe Thunderstorm Warning | MLB | Orange, Seminole | 41 min |
| Feb 5, 5:10 PM EST | Severe Thunderstorm Warning | MLB | Flagler | 65 min |
| Feb 5, 5:11 PM EST | Severe Thunderstorm Warning | MLB | Seminole | 34 min |
| Feb 5, 5:18 PM EST | Severe Thunderstorm Warning | MLB | Marion | 42 min |
| Feb 5, 5:34 PM EST | Severe Thunderstorm Warning | MLB | Volusia | 56 min |
| Feb 5, 6:42 PM EST | Severe Thunderstorm Warning | MLB | Orange | 63 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.