Alert archive / Florida / Tornado Warnings in 1990

Tornado Warning 2, NWS Tampa Bay, FL

June 10, 1990Polk County, Florida

NWS Tampa Bay, FL issued this tornado warning at Jun 10, 1990, 6:44 PM EDT for Polk County, Florida. It was in force for 31 min.

The area

The counties it named.

The facts

Issued
Jun 10, 1990, 6:44 PM EDT (22:44 UTC)
Expired
Jun 10, 1990, 7:15 PM EDT
In force
31 min
Issued by
NWS Tampa Bay, FL
Area
Whole counties

County Polk 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

Tampa Bay, FL (KTBW), launched 12:00Z, 10.7 hours before the alert went out and 74 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 1990-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1990-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
NaN m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
36 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 102245
TORTBW
FLC105-102315-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TAMPA BAY AREA RUSKIN FL
644 PM EDT SUN JUN 10 1990
 
THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA RUSKIN HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  715 PM EDT
FOR PEOPLE...
 
IN CENTRAL FLORIDA
 
   ...SOUTHWESTERN POLK COUNTY
 
AT 630 PM TWO FUNNEL CLOUDS WERE SIGHTED IN SOUTHWEST POLK COUNTY...
ONE NEAR MULBERRY AND THE OTHER NEAR BRADLEY. THIS THUNDERSTORM
COMPLEX WAS MOVING EAST SOUTHEAST AT 10 MPH TOWARD THE FORT MEADE
VICINITY. ADDITIONAL FUNNEL CLOUDS OR A BRIEF TORNADO TOUCHDOWN IS
POSSIBLE WITH THESE THUNDERSTORMS.
 
IF YOU ARE IN THE PATH OF A TORNADO MOVE TO A REINFORCED S^HELTER
TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR. AVOID WINDOWS.
ABANDON CARS AND MOBILE HOMES FOR A REINFORCED BUILDING OR GET
INTO A DITCH OR CULVERT.

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.