Alert archive / Texas / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 7, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Mar 11, 1993, 7:45 PM CST for DeWitt County, Texas. It was in force for 60 min.
The area
The counties it named.
The facts
- Issued
- Mar 11, 1993, 7:45 PM CST (01:45 UTC)
- Expired
- Mar 11, 1993, 8:45 PM CST
- In force
- 60 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County DeWitt County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 1.8 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- NaN m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 262 m²/s²
- 0-3 km storm-relative helicity
- 485 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 16.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KVCT 120149 SVRVCT TXC123-120245- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE VICTORIA TX 745 PM CST THU MAR 11 1993 THE NATIONAL WEATHER SERVICE IN VICTORIA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 845 PM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS...... IN SOUTH CENTRAL TEXAS ...DEWITT COUNTY NATIONAL WEATHER SERVICE RADAR SHOWES A SEVERE THUNDERSTORM 15 MILES SOUTHWEST YORKTOWN TEXAS MOVING NORTHEAST AT 35 MILES AN HOUR. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...FREQUENT LIGHTNING...AND VERY HEAVY RAIN. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS TnHE ROAD. 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. &
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 11, 3:41 PM CST, 4 hours 4 minutes before
TXZ030-034>036-112330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 340 PM CST THU MAR 11 1993 ...STRONG THUNDERSTORM IN BURNET COUNTY... AT 330 PM...SHOWERS AND THUNDERSTORMS WERE BECOMING NUMEROUS OVER THE HILL COUNTRY FROM LAMPASAS AND SAN SABA SOUTH TO BURNET...LANO...JOHNSON CITY AND FREDERICKSBURG. THE PRECIPITATION WAS MOVING TOWARD THE NORTHEAST AT 25 MILES AN HOUR. A STRONG THUNDERSTORMS WAS LOCATED BETWEEN BURNET AND LAMPASAS AND THIS STORM IS CAPABLE OF SMALL HAIL...VERY HEAVY RAINS AND GUSTY WINDS. THIS STORM WILL BE AFFECTING THE LAKE JACKSON...BRIGGS AND VICTOR AREAS BETWEEEN 345 AND 430 PM. IF THIS STORM CONTINUES TO INTESIFY IT COULD BECOME SEVERE FOR HA SHORT WHILE. RAIN AND SOME THUNDERSTORMS WILL CONTINUE TO DEVELOP AND MOVE EASTWARD IN THE AUSTIN AREA AS WE GO INTO THIS EVENING. LUNA
Special weather statement, Mar 11, 3:45 PM CST, 4 hours before
TXZ030-034>036-112330- SPECIAL WEATHER STATEMENT...CORRECTION FOR AREAS AFFECTING... NATIONAL WEATHER SERVICE AUSTIN TX 340 PM CST THU MAR 11 1993 ...STRONG THUNDERSTORM IN BURNET COUNTY... AT 330 PM...SHOWERS AND THUNDERSTORMS WERE BECOMING NUMEROUS OVER THE HILL COUNTRY FROM LAMPASAS AND SAN SABA SOUTH TO BURNET...LANO...JOHNSON CITY AND FREDERICKSBURG. THE PRECIPITATION WAS MOVING TOWARD THE NORTHEAST AT 25 MILES AN HOUR. A STRONG THUNDERSTORMS WAS LOCATED BETWEEN BURNET AND LAMPASAS AND THIS STORM IS CAPABLE OF SMALL HAIL...VERY HEAVY RAINS AND GUSTY WINDS. THIS STORM WILL BE AFFECTING THE LAKE VICTOR...BRIGGS AND WATSON AREAS BETWEEEN 345 AND 430 PM. IF THIS STORM CONTINUES TdO INTESIFY IT COULD BECOME SEVERE FOR A SHORT WHILE. RAIN AND SOME THUNDERSTORMS WILL CONTINUE TO DEVELOP AND MOVE EASTWARD IN THE AUSTIN AREA AS WE GO INTO THIS EVENING. LUNA
Special weather statement, Mar 11, 3:55 PM CST, 3 hours 50 minutes before
TXZ039-112330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO, TX 355 PM CST THU MAR 11 1993 ...SHOWERS AND THUNDERSTORMS DEVELOPING OVER WESTERN BEXAR COUNTY... AT 345 PM NATIONAL WEATHER SERVICE RADAR INDICATED THUNDERSTORMS MOVING INTO WESTERN BEXAR COUNTY. THESE STORMS WERE MOVING NORTHEAST AT 30 MPH. PERSONS IN AND AROUND SAN ANTONIO MAY EXPECT BRIEF HEAVY RAINS...GUSTY WINDS AND SMALL HAIL WITH THESE STORMS. AN UPPER LEVEL DISTURBANCE MOVING OVER CENTRAL TEXAS TRIGGERED SHOWERS AND THUNDERSTORMS OVER MUCH OF SOUTH TEXAS THIS AFTERNOON. THE RAIN ACTIVITY IS EXPECTED TO CONTINUE TONIGHT AND FRIDAY UNTIL A COLD FRONT MOVES INTO THE AREA BRINGING AN END TO THE RAIN.
Special weather statement, Mar 11, 6:55 PM CST, 50 minutes before
TXZ039-040-120300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO, TX 655 PM CST THU MAR 11 1993 AT 655 PM NATIONAL WEATHER SERVICE RADAR INDICATED AN AREA OF STRONG THUNDERSTORMS NEAR THREE RIVERS IN LIVE OAK COUNTY. THESE STORMS WERE MOVING TOWARD THE NORTHEAST AT 35 MILES AN HOUR. RESIDENTS IN KARNES COUNTY MAY BE THREATENED BY THESE STORMS WITHIN THE NEXT HOUR. EXPECT BRIEF HEAVY RAINFALL...FREQUENT LIGHTNING...GUSTY WIND AND POSSIBLE HAIL AS THE STORMS MOVE THROUGH THE COUNTY. STAY TUNED TO LOCAL RADIO...TELEVISION OR NOAA WEATHER RADIO FOR FURTHER UPDATES.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 11, 10:25 PM CST | Severe Thunderstorm Warning | EWX | DeWitt, Goliad, Lavaca | 65 min |
| Mar 11, 11:20 PM CST | Severe Thunderstorm Warning | EWX | Calhoun | 115 min |
| Mar 12, 1:20 AM CST | Severe Thunderstorm Warning | EWX | Calhoun | 55 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.