Alert archive / Texas / Tornado Warnings in 1993

Tornado Warning 9, NWS Austin/San Antonio, TX

May 18, 1993DeWitt County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at May 18, 1993, 1:07 PM CDT for DeWitt County, Texas. It was in force for 68 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
May 18, 1993, 1:07 PM CDT (18:07 UTC)
Expired
May 18, 1993, 2:15 PM CDT
In force
68 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County DeWitt County, TX

What was reported inside it

TimeReportWhereRemark
May 18, 1:40 PM CDTTornado F0Meyersville, TXThe County Sheriff's Office reported a tornado near United States Highway 183 and CR237. Several large limbs were blown down in the City of Cuero and a few trees were uprooted. The public reported a tornado near Meyersville.

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, 6.1 hours before the alert went out and 150 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, Corpus Christi, TX at 12:00Z on 1993-05-18Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 12:00Z on 1993-05-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
NaN m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
55 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KVCT 181807
TORVCT
TXC123-181915-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE VICTORIA TX
107 PM CDT TUE MAY 18 1993
 
THE NATIONAL WEATHER SERVICE IN VICTORIA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  215 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS......
 
IN SOUTH CENTRAL TEXAS
 
   ...DEWITT COUNTY
 
SHERIFF OFFICE REPORTS TORNADO ON THE GROUND AT US183 AND CR237
AT 100 PM CDT MOVING SOUTHEAST 30 MILES AN HOUR.
ROOF BLOWN OFF, TREES DOWN AND STRONG WINDS.
 
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  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.
 
IF THREATING WEATHER APPROACHES YOU SHOULD GO TO A SAFE PLACE
IMMEDIATELY...YOU SHOULD ASK THE NEAREST LAW ENFORCEMENT AGENCY
TO RELAY YOUR SEVERE WEATHER REPORTS TO THE LOCAL NATIONAL
WEATHER SERVICE OFFICE.
 
 
 
&

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 17, 11:04 PM CDTSevere Thunderstorm WarningEWXVal Verde51 min
May 18, 8:53 AM CDTSevere Thunderstorm WarningEWXVal Verde37 min
May 18, 8:56 AM CDTSevere Thunderstorm WarningEWXEdwards64 min
May 18, 9:59 AM CDTSevere Thunderstorm WarningEWXKinney, Maverick61 min
May 18, 11:18 AM CDTSevere Thunderstorm WarningEWXMaverick, Zavala57 min
May 18, 12:07 PM CDTSevere Thunderstorm WarningEWXWilliamson53 min
May 18, 1:45 PM CDTFlash Flood WarningEWXVictoria2 hr
May 18, 1:52 PM CDTTornado WarningEWXVictoria68 min

Nearby

Tornado Warnings in Texas, 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.