Alert archive / Texas / Tornado Warnings in 1992

Tornado Warning 21, NWS Austin/San Antonio, TX

July 21, 1992Calhoun County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at Jul 21, 1992, 11:05 AM CDT for Calhoun County, Texas. It was in force for 55 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jul 21, 1992, 11:05 AM CDT (16:05 UTC)
Expired: Jul 21, 1992, 12:00 PM CDT
In force: 55 min
Issued by: NWS Austin/San Antonio, TX
Area: Whole counties

County Calhoun County, TX

What was reported inside it

Time	Report	Where	Remark
Jul 21, 11:10 AM CDT	Tornado F0	Calhoun, TX

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 4.1 hours before the alert went out and 106 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2094 J/kg
Mixed-layer CIN: -7 J/kg
Mixed-layer LCL: 669 m above ground
0-6 km bulk shear: 3 kt
0-1 km storm-relative helicity: 1 m²/s²
0-3 km storm-relative helicity: 24 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 KVCT 211606
TORVCT
TXC057-211700-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE VICTORIA TX
1105 AM CDT TUE JUL 21 1992
 
THE NATIONAL WEATHER SERVICE IN VICTORIA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL NOON CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL TEXAS
 
   ...CALHOUN COUNTY
 
AND THE ADJACENT COASTAL WATERS OF THE SOUTH TEXAS COAST
AND THE ADJACENT COASTAL WATERS OF LAVACA BAY
 
THE SHERIFFS DEPT IN CALHOUN COUNTY REPORTS A FUNNEL CLOUD OVER UNION
CARBIDE TO FARIC ROAD OFF HIGHWAY 35SOUTH MOVING EAST; HOWEVER THE
DEPT SAID IT WAS SIGHTED MOVING BACK UP INTO THE CLOUD.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENHT.  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 Austin/San Antonio, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 21, 11:54 AM CDT	Tornado Warning	EWX	Calhoun	66 min

Nearby

Tornado Warnings in Texas, 1992 Every tornado warning in 1992 Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.