Alert archive / Florida / Tornado Warnings in 1990

Tornado Warning 16, NWS Tallahassee, FL

July 3, 1990Escambia County, Santa Rosa County, Florida

NWS Tallahassee, FL issued this tornado warning at Jul 3, 1990, 4:39 PM CDT for Escambia County, Santa Rosa County, Florida. It was in force for 66 min.

The area

The counties it named.

The facts

Issued
Jul 3, 1990, 4:39 PM CDT (21:39 UTC)
Expired
Jul 3, 1990, 5:45 PM CDT
In force
66 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, 9.7 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 1990-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 930 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 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 1990-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 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
930 J/kg
Mixed-layer CIN
-142 J/kg
Mixed-layer LCL
1320 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
58 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 032140
TORPNS
FLC033-113-032245-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PENSACOLA FL
439 PM CDT TUE JUL 3 1990
 
THE NATIONAL WEATHER SERVICE IN PENSACOLA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  545 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST FLORIDA
 
   ...SOUTHERN ESCAMBIA COUNTY...SOUTHERN SANTA ROSA COUNTY
 
 
 
 
A TORNADO WAS REPORTED ALONG INTERSTATE HIGHWAY 10 IN SANTA ROSA
COUNTY NEAR BAGHDAD BY THE SANTA ROSA COUNTY SHERIFFS OFFICE. THE
TORNADO WAS MOVING TOWARD THE WEST ABOUT 20 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 CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.

The office that day

Everything else NWS Tallahassee, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 2, 7:34 PM CDTSevere Thunderstorm WarningTAEEscambia, Santa Rosa116 min
Jul 3, 3:33 PM CDTSevere Thunderstorm WarningTAEOkaloosa, Santa Rosa57 min

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.