Alert archive / Florida / Tornado Warnings in 1989
Tornado Warning 9, NWS Jacksonville, FL
NWS Jacksonville, FL issued this tornado warning at Jun 16, 1989, 12:35 PM EDT for Lafayette County, Suwannee County, Florida. It was in force for 25 min.
The area
The counties it named.
The facts
- Issued
- Jun 16, 1989, 12:35 PM EDT (16:35 UTC)
- Expired
- Jun 16, 1989, 1:00 PM EDT
- In force
- 25 min
- Issued by
- NWS Jacksonville, FL
- Area
- Whole counties
Counties Lafayette County, FL, Suwannee County, FL
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Jacksonville, FL (KAYS), launched 12:00Z, 4.6 hours before the alert went out and 141 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
- 651 J/kg
- Mixed-layer CIN
- -35 J/kg
- Mixed-layer LCL
- 736 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 126 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KJAX 161637
TORJAX
FLC067-121-161700-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1235 PM EDT FRI JUN 16 1989
THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 100 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN NORTH FLORIDA
...LAFAYETTE...SUWANEE
AT 1230PM EDT...LAFAYETTE COUNTY SHERRIFS OFFICE REPORT A POSSIBLE
TORNADO NEAR MAYO IN LAFAYETTE COUNTY...MOVING NORTHEAST AT 40 MILES
AN HOUR.
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT. GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSSET ON THE LOWEST FLOOR. USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY. AVOID WINDOWS.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 16, 6:45 AM EDT, 5 hours 50 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 645 AM EDT FRI JUN 16 1989 ...SEVERE THUNDERSTORM WATCH NUMBER 502 IS IN EFFECT FOR LAFAYETTE COUNTY FLORIDA UNTIL 11AM EDT... AT 640 AM EDT STRONG THUNDERSTORMS WERE LOCATED IN LAFAYETTE COUNTY NEAR MAYO AND DOWLING PARK MOVING NORTH NORTHEAST TOWARD HAMILTON AND SUWANNEE COUNTIES. THESE THUNDERSTORMS ARE MOVING NORTH NORTHEAST AT 35 MILES AN HOUR ACCOMPANIED BY PERI]ODS OF LOCALLY HEAVY RAIN...GUSTY WINDS...FREQUENT LIGHTNING STRIKES AND POSSIBLY SMALL HAIL. STAY TUNED TO NOAA WEATHER RADIO AND LOCAL NEWS MEDIA FOR LATER STATEMENTS ON THESE THUNDERSTORMS..OR POSSIBLE WARNINGS THAT MAY BE NECESSARY.
The office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 8:40 PM EDT | Severe Thunderstorm Warning | JAX | Duval, Saint Johns | 50 min |
| Jun 15, 8:40 PM EDT | Severe Thunderstorm Warning | JAX | Putnam | 50 min |
Nearby
Tornado Warnings in Florida, 1989Every tornado warning in 1989Tornadoes in 1989
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.