Alert archive / Florida / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 49, NWS Tampa Bay, FL

July 14, 1992Hardee County, Florida

NWS Tampa Bay, FL issued this severe thunderstorm warning at Jul 14, 1992, 6:22 PM EDT for Hardee County, Florida. It was in force for 38 min.

The area

The counties it named.

The facts

Issued
Jul 14, 1992, 6:22 PM EDT (22:22 UTC)
Expired
Jul 14, 1992, 7:00 PM EDT
In force
38 min
Issued by
NWS Tampa Bay, FL
Area
Whole counties

County Hardee County, FL

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 12:00Z, 10.4 hours before the alert went out and 63 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 1992-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 667 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 1992-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 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
667 J/kg
Mixed-layer CIN
-99 J/kg
Mixed-layer LCL
1136 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
0 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 142226 COR
SVRTBW
FLC049-142300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAMPA BAY AREA RUSKIN FL
622 PM EDT TUE JUL 14 1992

THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA RUSKIN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  700 PM EDT
FOR PEOPLE...

IN CENTRAL FLORIDA

   ...NORTHWESTERN HARDEE COUNTY



A SEVERE THUNDERSTORM WAS DETECTED BY RADAR JUST SOUTH OF FT. GREEN IN
NORTHWEST HARDEE COUNTY. THIS STORM IS SHOWING LITTLE MOVEMENT AT THIS
TIME.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
CARS AND MOBILE HOMES ARE NOT SAFE. IF YOU ARE IN THE PATH O|F A
SEVERE THUNDERSTORM MOVE TO A REINFORCED BUILDING.

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.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jul 14, 3:36 PM EDT, 2 hours 46 minutes before
FLZ006-008>021-142040-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE TAMPA BAY-RUSKIN FL
340 PM EDT TUE JUL 14 1992

   ...SLOW MOVING THUNDERSTORMS OVER WEST CENTRAL FLORIDA...

AT 340 PM RADAR INDICATED STRONG SLOW MOVING THUNDERSTORMS OVER THE
TAMPA BAY AREA...ESPECIALLY NORTHERN PINELLAS COUNTY.  THEY EXTENDED
NORTH INTO PASCO AND HERNANDO COUNTIES.

MOVEMENT WAS NORTHERLY AT LESS THAN 10 MILES AN HOUR.

THESE THUNDERSTORMS CAN PRODUCE VERY HEAVY RAINS AND RESIDENTS SHOULD BE
ALERT FOR LOCAL STREET FLOODING AND NOT TRY TO DRIVE THROUGH FLOODED
AREAS.

OTHER SHOWERS AND ISOLATED THUNDERSTORMS WERE SCATTERED OVER THE STATE
ESPECIALLY OVER THE SOUTHERN THIRD FROM AROUND LAKE OKEECHOBEE SOUTH.
OTHER SHOWERS WERE SCATTERED OUT OVER THE GULF OUT TO 120 MILES OFF
NORTHWEST AND WEST CENTRAL FLORIDA.

MOVEMENT WAS NORTHERLY AT 10 MILES AN HOUR.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 4:50 PM EDTSevere Thunderstorm WarningTBWLee25 min
Jul 14, 5:15 PM EDTTornado WarningTBWLee30 min
Jul 14, 6:32 PM EDTSevere Thunderstorm WarningTBWDeSoto28 min

Nearby

Severe Thunderstorm Warnings in Florida, 1992Every severe thunderstorm warning in 1992

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.