Alert archive / Florida / Tornado Warnings in 1991
Tornado Warning 7, NWS Melbourne, FL
NWS Melbourne, FL issued this tornado warning at May 14, 1991, 5:18 PM EDT for Palm Beach County, Florida. It was in force for 57 min.
The area
The counties it named.
The facts
- Issued
- May 14, 1991, 5:18 PM EDT (21:18 UTC)
- Expired
- May 14, 1991, 6:15 PM EDT
- In force
- 57 min
- Issued by
- NWS Melbourne, FL
- Area
- Whole counties
County Palm Beach County, FL
The nearest sounding before it
Cape Canaveral, FL (KXMR), launched 12:00Z, 9.3 hours before the alert went out and 203 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
- 709 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 717 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -27 m²/s²
- 0-3 km storm-relative helicity
- -17 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 KPBI 142118 TORPBI FLC099-142215- BULLETIN - EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE WEST PALM BEACH FL 518 PM EDT TUE MAY 14 1991 THE NATIONAL WEATHER SERVICE IN WEST PALM BEACH HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 615 PM EDT FOR THE FOLLOWING LOCATIONS... IN SOUTHEAST FLORIDA ...NORTH CENTRAL PALM BEACH COUNTY AND THE ADJACANT WATERS OF THE SOUTHEAST FLORIDA COAST AT 515 PM EDT A PUBLIC REPORT OF A TORNADO TOUCHDOWN IN NORTH CENTRAL PALM BEACH COUNTY 3 MILES NORTHWEST OF THE PRATT WHITNEY AIRPORT ON STATE ROAD 710. THIS TORNADO WAS ASSOCIATED WITH A THUNDERSTORM IN THE AREA WHICH WAS MOVING TO THE EAST AT 10 MILES AN HOUR. RESIDENTS OF THIS AREA OF THE COUNTY SHOULD BE ALERT FOR THIS DANGEROUS STORM FOR THE NEXT HOUR. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. NNNN
What forecasters said that day
The local office's own words before this tornado 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, May 14, 2:08 PM EDT, 3 hours 10 minutes before
FLZ012-141930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DAYTONA BEACH FL 208 PM EDT TUE MAY 14 1991 ...THIS STATEMENT IS FOR VOLUSIA COUNTY... STRONG THUNDERSTORMS WERE MOVING THROUGH CENTRAL AND SOUTHERN VOLUSIA COUNTY. THESE THUNDERSTOMS WERE PRODUCING VERY HEAVY DOWNPOURS...STRONG AND GUSTY WINDS AND DANGEROUS LIGHTNING. THESE THUNDERSTORMS WERE MOVING EAST AT 10 MPH AND WILL BE MOVING OUT OVER THE COASTAL WATERS OF VOLUSIA CO7UNTY DURING THE NEXT HOUR. BOATERS SHOULD BE ALERT FOR STRONG WINDS AND ROUGH SEAS AS THE MOVE OFFSHORE.
Special weather statement, May 14, 2:48 PM EDT, 2 hours 30 minutes before
FLZ017-011-016-012-009-141945- SPECIAL EAST CENTRAL FLORIDA WEATHER UPDATE NATIONAL WEATHER SERVICE MELBOURNE FL 248 PM EDT TUE MAY 14 1991 ...THUNDERSTORMS WITH VERY HEAVY RAIN OVER OSCEOLA COUNTY... AT 235 PM AN AREA OF SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY RAIN AND POSSIBLE GUSTY WINDS WERE FROM COCOA BEACH TO HOLOPAW ...ST CLOUD AND LAKELAND. THE STRONGEST STORMS WERE JUST SOUTH OF KISSIMMEE TO WEST OF HOLOPAW. PERSONS IN OSCEOLA COUNTY SHOULD BE AWARE OF THESE STORMS AS THEY MOVE EAST ACROSS THE COUNTY AND WATCH FOR PONDING OF WATER ON ROADWAYS. OTHER SHOWERS AND THUNDERSTORMS EXTENDED FROM 30 MILES OFFSHORE OF DAYTONA BEACH TO DELAND TO CLERMONT NORTH TO BELLVIEW. SOME OF THESE STORMS ALSO CONTAIN HEAVY DOWNPOURS. ALL THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 10 MPH. OVER THE NEXT TWO HOURS SHOWERS AND THUNDERSTORMS WILL CONTINUE OVER MUCH OF EAST CENTRAL FLORIDA WITH THE STRONGEST ACTIVITY OVcER NORTHERN AND CENTRAL OSCEOLA COUNTY AND 15 MILES NORTH OF LEESBURG. NO RAIN IS EXPECTED IN AN AREA BOUNDED FROM TITUSVILLE TO ORLANDO TO LONGWOOD. R.SMITH
Special weather statement, May 14, 4:40 PM EDT, 38 minutes before
FLZ017-142145- SPECIAL EAST CENTRAL FLORIDA WEATHER UPDATE NATIONAL WEATHER SERVICE MELBOURNE FL 440 PM EDT TUE MAY 14 1991 ...STRONG THUNDERSTORMS OVER INDIAN RIVER COUNTY AND NORTHERN BREVARD COUNTY... AT 440 PM...A STRONG THUNDERSTORM WAS NEAR TITUSVILLE WHILE OTHERS EXTENDED FROM JUST OFFSHORE SEBASTIAN TO WEST OF VERO BEACH. THE THUNDERSTORMS HAVE BEEN PRODUCING VERY HEAVY RAIN...CAUSING EXTENSIVE PONDING OF WATER ON ROADS. NUMEROUS LIGHTNING STRIKES ARE ALSO OCCURRING WITH THESE STRONG THUNDERSTORMS. PEOPLE IN EXTREME NORTHERN BREVARD AND NEAR THE COAST IN INDIAN RIVER COUNTY SHOULD BE EXTRA CAUTIOUS DURING THE NEXT HOUR. THE THUNDERSTORMS WERE MOVING EAST AT 10 MILES AN HOUR. ELSEWHERE ACROSS EAST CENTRAL FLORIDA...PATCHES OF RAIN WERE OCCURRING OFFSHORE VOLUSIA COUNTY. RAIN AND A FEW THUNDERSTORMS LINGERED ACROSS MUCH OF OSCEOLA COUNTY AND PARTS OF BREVARD COUNTY. DURING THE NEXT TWO HOURS...THE THUNDERSTORMS WILL CONTINUE OVER MUCH OF THE COASTAL WATERS OF BREVARD AND INDIAN RIVER COUNTIES...WHILE RAIN AND A FEW THUNDERSHOWERS WILL LINGER OVER EASTERN PARTS OF THE PENINSULA FROM CAPE CANAVERAL SOUTHWARD.
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 14, 3:22 PM EDT | Severe Thunderstorm Warning | MLB | Brevard | 68 min |
Nearby
Tornado Warnings in Florida, 1991Every tornado warning in 1991Tornadoes in 1991
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.