Alert archive / Florida / Tornado Warnings in 1990

Tornado Warning 9, NWS Tallahassee, FL

March 15, 1990Escambia County, Santa Rosa County, Florida

NWS Tallahassee, FL issued this tornado warning at Mar 15, 1990, 4:42 PM CST for Escambia County, Santa Rosa County, Florida. It was in force for 63 min.

The area

The counties it named.

The facts

Issued
Mar 15, 1990, 4:42 PM CST (22:42 UTC)
Expired
Mar 15, 1990, 5:45 PM CST
In force
63 min
Issued by
NWS Tallahassee, FL
Area
Whole counties

Counties Escambia County, FL, Santa Rosa 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

Apalachicola Mun, FL (KAQQ), launched 12:00Z, 10.7 hours before the alert went out and 233 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.

Skew-T log-pSkew-T log-p diagram, Apalachicola Mun, FL at 12:00Z on 1990-03-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 26 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Apalachicola Mun, FL at 12:00Z on 1990-03-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 130 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
26 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
924 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
130 m²/s²
0-3 km storm-relative helicity
189 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KPNS 152240
TORPNS
FLC033-113-152345-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PENSACOLA FL
442 PM CST THU MAR 15 1990
 
THE NATIONAL WEATHER SERVICE IN PENSACOLA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  545 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST FLORIDA
 
   ...CENTRAL ESCAMBIA COUNTY...NORTH CENTRAL SANTA ROSA COUNTY
 
 
 
 
A POSSIBLE TORNADO WAS INDICATED BY RADAR 10 MILES SOUTHWEST OF MOLINO
FLORIDA IN WEST CENTRAL ESCAMBIA COUNTY. THE TORNADO WAS MOVING
NORTHEAST AT 35 MILES AN HOUR AND WILL MOVE THROUGH MOLINO AND INTO
SANTA ROSA COUNTIES DURING THE NEXT HOUR.
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMEN3T.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.

Nearby

Tornado Warnings in Florida, 1990Every tornado warning in 1990Tornadoes in 1990

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.