Alert archive / Florida / Tornado Warnings in 1993

Tornado Warning 21, NWS Tampa Bay, FL

June 15, 1993Pinellas County, Florida

NWS Tampa Bay, FL issued this tornado warning at Jun 15, 1993, 7:33 PM EDT for Pinellas County, Florida. It was in force for 2 min.

The area

The counties it named.

The facts

Issued
Jun 15, 1993, 7:33 PM EDT (23:33 UTC)
Expired
Jun 15, 1993, 7:35 PM EDT
In force
2 min
Issued by
NWS Tampa Bay, FL
Area
Whole counties

County Pinellas County, FL

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 12:00Z, 11.6 hours before the alert went out and 40 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 1993-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 268 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 1993-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 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
268 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
797 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
7 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 152336 COR
TORTBW
FLC103-152335-

BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TAMPA BAY AREA RUSKIN FL
733 PM EDT TUE JUN 15 1993

THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA RUSKIN HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  800 PM EDT
FOR PEOPLE......

IN WEST CENTRAL FLORIDA

   ...PINELLAS COUNTY

AND ADJACENT COASTAL WATERS
INCLUDING THE BAY AND INLAND WATERS



A TORNADO WAS REPORTED BY SKYWARN NEAR 54TH STREET IN ST. PETERSBURG. TH
TORNADO WAS MOVING TO THE SOUTH AT 15 MPH.

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.

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
Jun 15, 7:19 PM EDTTornado WarningTBWHillsborough41 min
Jun 15, 7:44 PM EDTTornado WarningTBWManatee, Sarasota46 min
Jun 15, 7:57 PM EDTSevere Thunderstorm WarningTBWLee63 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.