Alert archive / Florida / Tornado Warnings in 1993

Tornado Warning 29, NWS Tampa Bay, FL

August 9, 1993Manatee County, Florida

NWS Tampa Bay, FL issued this tornado warning at Aug 9, 1993, 5:31 PM EDT for Manatee County, Florida. It was in force for 14 min.

The area

The counties it named.

The facts

Issued
Aug 9, 1993, 5:31 PM EDT (21:31 UTC)
Expired
Aug 9, 1993, 5:45 PM EDT
In force
14 min
Issued by
NWS Tampa Bay, FL
Area
Whole counties

County Manatee County, FL

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 12:00Z, 9.5 hours before the alert went out and 26 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, Tampa Bay, FL at 12:00Z on 1993-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1918 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, Tampa Bay, FL at 12:00Z on 1993-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -25 square meters per square second.1939Sfc1 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
1918 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
685 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
-25 m²/s²
0-3 km storm-relative helicity
-10 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 KTBW 092132
TORTBW
FLC081-092145-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TAMPA BAY AREA RUSKIN FL
531 PM EDT MON AUG 9 1993
 
THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA RUSKIN HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  545 PM EDT
FOR PEOPLE......
 
IN WEST CENTRAL FLORIDA
 
   ...WESTERN MANATEE COUNTY
 
AND ADJACENT COASTAL WATERS
INCLUDING THE BAY AND INLAND WATERS
 
 
A TORNADO WAS REPORTED NEAR THE 4300 BLOCK OF CORTEZ ROAD MOVING WEST.
 
IF YOU ARE IN THE PATH OF A TORNADO MOVE TO A REINFORCED SHELTER
TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR. AVOID WINDOWS.
IF YOU ARE CAUGHT IN THE OPEN...GET INTO A DITCH OR CULVERT.
 
MARINE INTERESTS IN THESE WATERS SHOULD AVOID THESE STORMS AND
SEEK SAFE HARBOR.
 
THIS IS A DANGEROUS STORM. TAKE COVER IMMEDIATELY!
 
IF YOU SEE A TORNADO... WATERSPOUT... HAIL OR DAMAGING WIND...
CALL THE WEST CENTRAL AND SOUTHWEST FLORIDA SEVERE WEATHER LINE AT
1-800-282-5584.
 
 
 
&

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 9, 3:25 PM EDTSevere Thunderstorm WarningTBWLee50 min
Aug 9, 4:45 PM EDTSevere Thunderstorm WarningTBWSarasota60 min
Aug 9, 5:49 PM EDTSevere Thunderstorm WarningTBWManatee, Sarasota41 min
Aug 9, 6:53 PM EDTSevere Thunderstorm WarningTBWHillsborough, Pinellas67 min
Aug 9, 7:01 PM EDTTornado WarningTBWPinellas19 min
Aug 9, 7:22 PM EDTSevere Thunderstorm WarningTBWCitrus38 min
Aug 9, 7:36 PM EDTTornado WarningTBWPinellas39 min

Nearby

Tornado Warnings in Florida, 1993Every tornado warning in 1993Tornadoes in 1993

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.