Alert archive / Florida / Tornado Warnings in 1992
Tornado Warning 3, NWS Jacksonville, FL
NWS Jacksonville, FL issued this tornado warning at Jun 12, 1992, 4:46 PM EDT for Clay County, Duval County, Saint Johns County, Florida. It was in force for 59 min.
The area
The counties it named.
The facts
- Issued
- Jun 12, 1992, 4:46 PM EDT (20:46 UTC)
- Expired
- Jun 12, 1992, 5:45 PM EDT
- In force
- 59 min
- Issued by
- NWS Jacksonville, FL
- Area
- Whole counties
Counties Clay County, FL, Duval County, FL, Saint Johns County, FL
The nearest sounding before it
Jacksonville, FL (KAYS), launched 12:00Z, 8.8 hours before the alert went out and 47 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
- 200 J/kg
- Mixed-layer CIN
- -78 J/kg
- Mixed-layer LCL
- 580 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KJAX 122046 TORJAX FLC019-031-109-122145- BULLETIN - EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE JACKSONVILLE FL 446 PM EDT FRI JUN 12 1992 THE NATIONAL WEATHER SERVICE IN JACKSONVILLE FL HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 545 PM EDT IN NORTHEAST FLORIDA ...CLAY COUNTY...DUVAL COUNTY...NORTHERN ST JOHNS COUNTY AND ADJACENT COASTAL WATERS OF NORTHEAST FLORIDA AT 445 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED A TORNADO NEAR CECIL FIELD ON THE WEST SIDE OF JACKSONVILLE MOVING EAST AT 15 MILES AN 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.
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, Jun 12, 2:51 PM EDT, 1 hour 55 minutes before
FLZ007-008-092030 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 250 PM EDT FRI JUN 12 1992 AT 250 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED STRONG THUNDERSTORMS ALONG THE FLORIDA/GEORGIA BORDER IN NORTHERN BAKER..NORTHERN COLUMBIA.. NORTHERN SUWANNEE AND ACROSS MUCH OF HAMILTON COUNTIES FLORIDA. THESE STORMS HAVE A HISTORY OF CONTAINING STRONG GUSTY WINDS..FREQUENT LIGHTNING STRIKES AND HAIL. THE THUNDERSORMS ARE MOVING EAST AT 15 MPH AND WILL BE MOVING INTO JASPER IN HAMILTON COUNTY WITHIN THE NEXT 1/2 HOUR AND INTO LAKE CITY IN COLUMBIA COUNTY WITHIN THE HOUR. REMEMBER MORE PEOPLE ARE KILLED BY LIGHTNING IN FLORIDA THAN ANY OTHER STATE IN THE COUNTRY. WHEN A THQUNDERSTORM THREATENS SEEK SHELTER IN A HOME OR BUILDING...AVOID OPEN BASEBALL FIELDS AND GOLF COURSES.
Special weather statement, Jun 12, 4:16 PM EDT, 30 minutes before
FLZ007-008-092215 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 415 PM EDT FRI JUN 12 1992 AT 410 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED STRONG THUNDERSTORMS IN THE VICINITIES OF LIVE OAK...LAKE CITY...MACLENNY AND JACKSONVILLE. THESE STORMS HAVE A HISTORY OF CONTAINING STRONG GUSTY WINDS..FREQUENT LIGHTNING STRIKES AND HAIL. THE THUNDERSORMS ARE MOVING EAST AT 10 MPH AND WILL BE MOVING INTO THE COASTAL WATERS OFF JACKSONVILLE BEACH AND MAYPORT WITHIN THE HOUR. THESE THUNDERSTORMS CONTAIN HEAVY RAIN THAT WILL CAUSE TEMPORARY FLOODING OF STREETS...UNDERPASSES AND DRAINAGE DITCHES FOR THE NEXT TWO HOURS. MARINE INTERESTS OPERATING IN THE COASTAL WATERS OFF MAY-PORT AND JACKSONVILLE BEACH BE AWARE OF THE THREAT OF HIGH WINDS AND ROUGH SEAS WITH THESE THUNDERSTORMS. BE PREPARED TO SEEK SAFE HARBOR.
Special weather statement, Jun 12, 4:23 PM EDT, 23 minutes before
FLZ007-008-122215 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 415 PM EDT FRI JUN 12 1992 AT 410 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED STRONG THUNDERSTORMS IN THE VICINITIES OF LIVE OAK...LAKE CITY...MACLENNY AND JACKSONVILLE. THESE STORMS HAVE A HISTORY OF CONTAINING STRONG GUSTY WINDS..FREQUENT LIGHTNING STRIKES AND HAIL. THE THUNDERSORMS ARE MOVING EAST AT 10 MPH AND WILL BE MOVING INTO THE COASTAL WATERS OFF JACKSONVILLE BEACH AND MAYPORT WITHIN THE HOUR. THESE THUNDERSTORMS CONTAIN HEAVY RAIN THAT WILL CAUSE TEMPORARY FLOODING OF STREETS...UNDERPASSES AND DRAINAGE DITCHES FOR THE NEXT TWO HOURS. MARINE INTERESTS OPERATING IN THE COASTAL WATERS OFF^ MAYPORT AND JACKSONVILLE BEACH BE AWARE OF THE THREAT OF HIGH WINDS AND ROUGH SEAS WITH THESE THUNDERSTORMS. BE PREPARED TO SEEK SAFE HARBOR.
The office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 4:30 PM EDT | Severe Thunderstorm Warning | JAX | Clay, Duval, Saint Johns | 60 min |
| Jun 12, 4:30 PM EDT | Severe Thunderstorm Warning | JAX | Baker, Columbia | 60 min |
| Jun 12, 6:32 PM EDT | Severe Thunderstorm Warning | JAX | Putnam, Saint Johns | 58 min |
Nearby
Tornado Warnings in Florida, 1992Every tornado warning in 1992Tornadoes 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.