Alert archive / Texas / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 12, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Mar 22, 1993, 3:22 PM CST for Victoria County, Texas. It was in force for 53 min.
The area
The counties it named.
The facts
- Issued
- Mar 22, 1993, 3:22 PM CST (21:22 UTC)
- Expired
- Mar 22, 1993, 4:15 PM CST
- In force
- 53 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Victoria County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 9.4 hours before the alert went out and 124 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.
- Mixed-layer CAPE
- 640 J/kg
- Mixed-layer CIN
- -193 J/kg
- Mixed-layer LCL
- 677 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 161 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, Mar 22, 12:03 PM CST, 3 hours 19 minutes before
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</html>Special weather statement, Mar 22, 2:33 PM CST, 49 minutes before
TXZ034>037-222130 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 225 PM CST MAR 22 1993 ...THUNDERSTORMS CONTINUE TO FORM AND SPREADOUT OVER SOUTHCENTRAL TEXAS... AT 220 PM...RADAR SHOWED THUNDERSTORMS WITH HEAVY RAINS...SOUTH OF BLANCO ...NORTHWEST OF LAKE TRAVIS NEAR JONESTOWN...OVER LEXINGTON AND NEAR CAMERON. THEY WERE MOVING TOWARDS THE EAST AT 25 MPH. THESE SHOWERS AND THUNDERSTORMS WERE FORMING OUT AHEAD OF A WEAK COLD FRONT...WHICH WAS MOVING VERY SLOWLY TOWARDS THE SOUTHEAST. THE RAIN AND THUNDERSTORM ACTIVITY WILL LIKELY REACH A PEAK DURING THE LATE AFTERNOON AND EARLY EVENING HOURS. SO MAKE PREPARATIONS NOW FOR BRIEF HEAVY RAINS...GUSTY WINDS AND POSSIBLY SM@ALL HAIL. JVD
Special weather statement, Mar 22, 2:53 PM CST, 29 minutes before
TXZ035-038-039-054-232300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 230 PM CST MON MAR 22 1993 ...SCATTERED SHOWERS AND THUNDERSTORMS CONTINUE ACROSS SOUTH TEXAS... A WIDE BAND OF SHOWER AND THUNDERSTORMS STRETCHED ACROSS THE HILL COUNTRY EASTWARD THROUGH SOUTH CENTRAL AND SOUTHEAST TEXAS THIS AFTERNOON. MOVEMENT OF THE RAINS WERE TO THE EAST AT 25 MPH ALONG TWO SURFACE BOUNDARIES. ONE BOUNDARY...A WEAKENING WARM FRONT...STRETCHED FROM ROCKSPRINGS EAST TO HOUSTON AND BEYOND. THE OTHER BOUNDARY...A COLD FRONT...WAS LOCATED NEAR SANDERSON IN THE EDWARDS PLATEAU REGION NORTHEASTWARD THROUGH JUNCTION AND WACO. AS THE COLD FRONT MOVES SOUTH...REACTING WITH THE MOIST UNSTABLE AIR OVER SOUTH TEXAS...SHOWERS AND THUNDERSTORMS WITH LOCALLY HIGH RAINFALL RATES DEVELOP. BECAUSE OF THE SLOW MOVMENT OF THE COLD FRONT SOME SHOWERS AND THUNDERSTORMS MAYTRAVERSE THE SAME AREAS THROUGH TONIGHT CAUSING THE SOIL TO BECOME SATURATED LEADING TO RUNOFF INTO CREEKS AND RIVERS VIA THE LOW WATER CROSSINGS AND OTHER LOW LYING AREAS. CHANCES FOR SHOWERS AND THUNDERSTORMS REMAIN HIGH THROUGH TONIGHT OVER THE EDWARDS PLATEAU AND THE ADJACENT HILL COUNTRY EASTWARD THROUGH SOUTH CENTRAL AND SOUTHEAST TEXAS. PERSONS LIVING IN OR NEAR FLOOD PLAINS SHOULD BE AWARE OF THE POSSIBILITY OF LARGE RAINFALL AMOUNTS TONIGHT AND BE PREPARED TO MOVE TO HIGHER GROUND IF NECESSARY. DO NOT ATTEMPT TO CROSS AREAS COVERED WITH WATERS OF UNKNOWN DEPTHS...BUT USE ALTERNATE ROUTES TO REACH YOUR DESTINATION. THE NATIONAL WEATHER SERVICE OFFICES ACROSS SOUTH TEXAS WILL PROVIDE STATEMENTS THROUGH THE EVENING ON THIS RAINFALL EVENT TO KEEP YOU INFORMED OF THE LATEST DEVELOPMENTS.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 22, 4:44 PM CST | Severe Thunderstorm Warning | EWX | McMullen | 31 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1993Every severe thunderstorm warning 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.