Alert archive / Texas / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 113, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Oct 12, 1993, 10:41 PM CDT for Bexar County, Texas. It was in force for 79 min.
The area
The counties it named.
The facts
- Issued
- Oct 12, 1993, 10:41 PM CDT (03:41 UTC)
- Expired
- Oct 13, 1993, 12:00 AM CDT
- In force
- 79 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Bexar County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 3.7 hours before the alert went out and 223 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
- 3364 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 867 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 110 m²/s²
- 0-3 km storm-relative helicity
- 227 m²/s²
- Significant tornado parameter
- 2.5
- Supercell composite
- 13.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSAT 130344 SVRSAT TXC029-130500- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SAN ANTONIO TX 1041 PM CDT TUE OCT 12 1993 THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1200 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES... IN SOUTH TEXAS ...BEXAR COUNTY A RAPIDLY DEVELOPING SEVERE THUNDERSTORM WAS INDICATED NEAR THE DOWNTOWN AREA. THIS STORM COULD CONTAIN DAMAGING WINDS...VERY HEAVY RAIN...AND FREQUENT DANGEROUS LIGHTNING. DUE TO THE SLOW MOVEMENT...SOME STREETS AND ROADS MAY BEGIN TO FLOOD QUICKLY. SEVERE THUNDERSTORM WINDS CAN REACH SPEEDS OVER 60 MPH. THESE WINDS BLOW DOWN TREES...POWER LINES...AND SEVERELY DAMAGE MOBILE HOMES... SOMETIMES BUILDINGS. VERY LARGE HAIL CAN INJURE ANYONE CAUGHT OUTSIDE. THIS IS A SLOW MOVING THUNDERSTORM AND IT MAY CAUSE FLOODING OF SMALL STREAMS...LOW AREAS...AND LOW WATER CROSSINGS. ALTHOUG H NO TORNADOES HAVE BEEN DETECTED WITH THIS STORM...A TORNADO WATCH REMAINS IN EFFECT. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING SO BE ON THE LOOKOUT.
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, Oct 12, 7:00 PM CDT, 3 hours 41 minutes before
TXZ142-155-156-171>174-189>195-208-209-130100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 700 PM CDT TUE OCT 12 1993 ...SEVERE THUNDERSTORM WATCH FOR ALL OF CENTRAL TEXAS UNTIL 11 PM CDT... ...FLASH FLOOD WATCH FOR BURLESON AND MILAM COUNTIES TONIGHT... AT 655 PM NATIONAL WEATHER SERVICE RADAR SHOWED WIDESPREAD THUNDERSTORMS WITH HEAVY RAINS OVER EASTERN WILLIAMSON...MILAM...LEE...BASTROP AND FAYETTE COUNTIES. THE HEAVIEST RAINS WERE OVER BASTROP AND FAYETTE COUNTIES WHERE MINOR STREET FLOODING WAS LIKLELY OCCURRING. THUNDERSTORMS WILL BE MOVING INTO THE INTERSTATE 35 CORRIDOR AREA INCLUDING THE CITY OF AUSTIN BY 8 PM. THESE THUNDERSTORMS WERE MOVING VERY SLOWLY TOWARD THE SOUTH WHILE THE AREA BUILDS WESTWARD WITH TIME. A VERY STRONG THUNDERSTORM WAS JUST WEST OF THE LLANO COUNTY LINE. THIS STORM HAS A HISTORY OF LARGE HAIL AND DAMAGING WINDS AND COULD MOVE INTO GILLESPIE COUNTY BY 730 PM. STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE WARNINGS. LUNA
Special weather statement, Oct 12, 7:00 PM CDT, 3 hours 41 minutes before
TXZ142-155-156-171>174-189>195-208-209-130100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 700 PM CDT TUE OCT 12 1993 ...SEVERE THUNDERSTORM WATCH FOR ALL OF CENTRAL TEXAS UNTIL 11 PM CDT... ...FLASH FLOOD WATCH FOR BURLESON AND MILAM COUNTIES TONIGHT... AT 655 PM NATIONAL WEATHER SERVICE RADAR SHOWED WIDESPREAD THUNDERSTORMS WITH HEAVY RAINS OVER EASTERN WILLIAMSON...MILAM...LEE...BASTROP AND FAYETTE COUNTIES. THE HEAVIEST RAINS WERE OVER BASTROP AND FAYETTE COUNTIES WHERE MINOR STREET FLOODING WAS LIKLELY OCCURRING. THUNDERSTORMS WILL BE MOVING INTO THE INTERSTATE 35 CORRIDOR AREA INCLUDING THE CITY OF AUSTIN BY 8 PM. THESE THUNDERSTORMS WERE MOVING VERY SLOWLY TOWARD THE SOUTH WHILE THE AREA BUILDS WESTWARD WITH TIME. A VERY STRONG THUNDERSTORM WAS JUST WEST OF THE LLANO COUNTY LINE. THIS STORM HAS A HISTORY OF LARGE HAIL AND DAMAGING WINDS AND COULD MOVE INTO GILLESPIE COUNTY BY 730 PM. STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE WARNINGS. LUNA
Special weather statement, Oct 12, 7:42 PM CDT, 2 hours 59 minutes before
TXZ183-130145- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 745 PM CDT TUE OCT 12 1993 ...THE TORNADO WATCH FOR VAL VERDE COUNTY HAS BEEN CANCELLED... AT 740 PM CDT...RADAR INDICATED NO PRECIPITATION IN VAL VERDE COUNTY. THUNDERSTORMS REMAIN IN THE FORECAST FOR TONIGHT...BOATERS AND FISHERMEN ON LAKE AMISTAD AND SURROUNDING RIVERS SHOULD CONTINUE TO REMAIN ALERT FOR THREATENING WEATHER. STAY TUNED TO NOAA WEATHER RADIO...OR LOCAL TV AND RADIO STATIONS FOR FURTHER INFORMATION.
Special weather statement, Oct 12, 7:45 PM CDT, 2 hours 56 minutes before
TXZ183-130145- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 745 PM CDT TUE OCT 12 1993 ...THE TORNADO WATCH FOR VAL VERDE COUNTY HAS BEEN CANCELLED... AT 740 PM CDT...RADAR INDICATED NO PRECIPITATION IN VAL VERDE COUNTY. THUNDERSTORMS REMAIN IN THE FORECAST FOR TONIGHT...BOATERS AND FISHERMEN ON LAKE AMISTAD AND SURROUNDING RIVERS SHOULD CONTINUE TO REMAIN ALERT FOR THREATENING WEATHER. STAY TUNED TO NOAA WEATHER RADIO...OR LOCAL TV AND RADIO STATIONS FOR FURTHER INFORMATION.
Special weather statement, Oct 12, 7:49 PM CDT, 2 hours 52 minutes before
TXZ205-206-184-223-207-222-189-186-202-185-203-221-130015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 750 PM CDT TUE OCT 12 1993 ...TORNADO WATCH IN EFFECT UNTIL 10 PM CDT FOR THE PARTS OF THE TEXAS HILL COUNTRY... ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 11 PM CDT FOR PARTS OF SOUTH CENTRAL TEXAS AND THE HILL COUNTRY... AT 745 PM CDT...SCATTERED THUNDERSTORMS CONTINUED OVER EASTERN GONZALES COUNTY. OTHER SCATTERED THUNDERSTORMS CONTINUE NORTH OF THE HILL COUNTRY SOUTHEAST TOWARDS VICTORIA. MOVEMENT WAS SOUTHEAST AT 10 TO 15 MPH. THE POTENTIAL FOR SEVERE WEATHER WILL CONTINUE INTO LATE THIS EVENING OVER SOUTH CENTRAL TEXAS AND THE HILL COUNTRY. THE WARM MOISTd AIR OVER THE REGION IS RIPE FOR THUNDERSTORM DEVELOPMENT. OUTFLOWS FROM THE THUNDERSTORMS TO THE NORTH AND EAST COULD RAPIDLY TRIGGER THUNDERSTORMS OVER SOUTH CENTRAL TEXAS. ADDITIONAL STATEMENTS AND/OR WARNINGS WILL BE ISSUED AS NEEDED.
Special weather statement, Oct 12, 7:50 PM CDT, 2 hours 51 minutes before
TXZ205-206-184-223-207-222-189-186-202-185-203-221-130015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 750 PM CDT TUE OCT 12 1993 ...TORNADO WATCH IN EFFECT UNTIL 10 PM CDT FOR THE PARTS OF THE TEXAS HILL COUNTRY... ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 11 PM CDT FOR PARTS OF SOUTH CENTRAL TEXAS AND THE HILL COUNTRY... AT 745 PM CDT...SCATTERED THUNDERSTORMS CONTINUED OVER EASTERN GONZALES COUNTY. OTHER SCATTERED THUNDERSTORMS CONTINUE NORTH OF THE HILL COUNTRY SOUTHEAST TOWARDS VICTORIA. MOVEMENT WAS SOUTHEAST AT 10 TO 15 MPH. THE POTENTIAL FOR SEVERE WEATHER WILL CONTINUE INTO LATE THIS EVENING OVER SOUTH CENTRAL TEXAS AND THE HILL COUNTRY. THE WARM MOIST AIR OVER THE REGION IS RIPE FOR THUNDERSTORM DEVELOPMENT. OUTFLOWS FROM THE THUNDERSTORMS TO THE NORTH AND EAST COULD RAPIDLY TRIGGER THUNDERSTORMS OVER SOUTH CENTRAL TEXAS. ADDITIONAL STATEMENTS AND/OR WARNINGS WILL BE ISSUED AS NEEDED.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 12, 7:50 PM CDT | Severe Thunderstorm Warning | EWX | Gillespie | 55 min |
| Oct 12, 7:57 PM CDT | Severe Thunderstorm Warning | EWX | Goliad, Victoria | 63 min |
| Oct 12, 8:23 PM CDT | Severe Thunderstorm Warning | EWX | Gonzales | 67 min |
| Oct 12, 8:46 PM CDT | Tornado Warning | EWX | Gillespie | 59 min |
| Oct 12, 9:53 PM CDT | Severe Thunderstorm Warning | EWX | Kerr | 67 min |
| Oct 12, 10:42 PM CDT | Severe Thunderstorm Warning | EWX | Victoria | 48 min |
| Oct 12, 11:03 PM CDT | Tornado Warning | EWX | Kendall | 57 min |
| Oct 12, 11:29 PM CDT | Severe Thunderstorm Warning | EWX | Victoria | 61 min |
| Oct 13, 12:03 AM CDT | Severe Thunderstorm Warning | EWX | Atascosa, Bexar | 117 min |
| Oct 13, 12:04 AM CDT | Severe Thunderstorm Warning | EWX | Kendall | 56 min |
| Oct 13, 12:15 AM CDT | Tornado Warning | EWX | Llano | 60 min |
| Oct 13, 12:21 AM CDT | Tornado Warning | EWX | Lampasas | 34 min |
| Oct 13, 1:44 AM CDT | Severe Thunderstorm Warning | EWX | Blanco | 46 min |
| Oct 13, 1:55 AM CDT | Severe Thunderstorm Warning | EWX | Bexar | 65 min |
| Oct 13, 2:04 AM CDT | Severe Thunderstorm Warning | EWX | San Saba | 41 min |
| Oct 13, 2:59 AM CDT | Severe Thunderstorm Warning | EWX | Blanco, Llano | 46 min |
| Oct 13, 3:52 AM CDT | Severe Thunderstorm Warning | EWX | Blanco | 53 min |
| Oct 13, 3:56 AM CDT | Severe Thunderstorm Warning | EWX | Comal | 64 min |
| Oct 13, 4:49 AM CDT | Severe Thunderstorm Warning | EWX | Blanco | 26 min |
| Oct 13, 5:02 AM CDT | Severe Thunderstorm Warning | EWX | Comal, Kendall | 58 min |
| Oct 13, 5:16 AM CDT | Severe Thunderstorm Warning | EWX | Lee | 44 min |
| Oct 13, 5:45 AM CDT | Severe Thunderstorm Warning | EWX | Bexar | 60 min |
| Oct 13, 7:25 AM CDT | Severe Thunderstorm Warning | EWX | Karnes, Wilson | 65 min |
| Oct 13, 7:58 AM CDT | Severe Thunderstorm Warning | EWX | Atascosa | 47 min |
| Oct 13, 5:20 PM CDT | Severe Thunderstorm Warning | EWX | Uvalde | 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.