Alert archive / Texas / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 86, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 12, 1994, 6:06 PM CDT for Atascosa County, Frio County, La Salle County, Texas. It was in force for 69 min.
The area
The counties it named.
The facts
- Issued
- May 12, 1994, 6:06 PM CDT (23:06 UTC)
- Expired
- May 12, 1994, 7:15 PM CDT
- In force
- 69 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Atascosa County, TX, Frio County, TX, La Salle County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 11.1 hours before the alert went out and 202 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
- 1258 J/kg
- Mixed-layer CIN
- -149 J/kg
- Mixed-layer LCL
- 776 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 100 m²/s²
- 0-3 km storm-relative helicity
- 94 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSAT 122309 SVRSAT TXC013-163-283-130015- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SAN ANTONIO TX 606 PM CDT THU MAY 12 1994 THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 715 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES... IN SOUTH TEXAS ...WESTERN ATASCOSA COUNTY...EASTERN FRIO COUNTY ...NORTHEASTERN LASALLE COUNTY AT 605 PM CDT...THE BRACKETTVILLE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM ABOUT 10 MILES NORTHEAST OF COTULLA. MOVEMENT WAS TOWARD THE NORTH AT 15 MILES AN HOUR. 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. PEOPLE IN THE PATH OF THIS STORM SHOULD BE ALERT TO THE POSSIBILITY OF LARGE HAIL AND DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HE<AVY RAIN CAN OCCUR WITH ANY THUNDERSTORM. THIS IS A SLOW MOVING THUNDERSTORM AND IT MAY CAUSE FLOODING OF SMALL STREAMS...LOW AREAS...AND LOW WATER CROSSINGS.
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, May 12, 3:05 PM CDT, 3 hours 1 minute before
TXZ183-122200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 305 PM CDT THU MAY 12 1994 ...TORNADO WATCH IN EFFECT FOR VAL VERDE COUNTY UNTIL 8 PM CDT... AT 255 PM CDT THERE WERE NO PRECIPITATION IN VAL VERDE COUNTY. HOWEVER...WITH AN UPPER-LEVEL DISTRUBANCE REMAINING TO THE WEST OF TEXAS AND THE MOISTURE LADEN ATMOSPHERE OVER SOUTH TEXAS THE CHANCES OF DEVELOPMENT OF SEVERE THUNDERSTORMS REMAIN FAIRLY HIGH. THE TORNADO WATCH AREA IS ALONG AND 50 STATUE MILES EITHER SIDE OF A LINE FROM 75 MILES SOUTH SOUTHWEST OF SAN ANGELO TEXAS TO 45 MILES NORTHWEST OF CHILDRESS TEXAS. THE NORTHERN SECTIONS OF VAL VERDE COUNTY LIE WITHIN THE WATCH AREA. REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, May 12, 3:07 PM CDT, 2 hours 59 minutes before
TXZ183-122200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 305 PM CDT THU MAY 12 1994 ...TORNADO WATCH IN EFFECT FOR VAL VERDE COUNTY UNTIL 8 PM CDT... AT 255 PM CDT THERE WERE NO PRECIPITATION IN VAL VERDE COUNTY. HOWEVER...WITH AN UPPER-LEVEL DISTRUBANCE REMAINING TO THE WEST OF TEXAS AND THE MOISTURE LADEN ATMOSPHERE OVER SOUTH TEXAS THE CHANCES OF DEVELOPMENT OF SEVERE THUNDERSTORMS REMAIN FAIRLY HIGH. THE TORNADO WATCH AREA IS ALONG AND 50 STATUE MILES EITHER SIDE OF A LINE FROM 75 MILES SOUTH SOUTHWEST OF SAN ANGELO TEXAS TO 45 MILES NORTHWEST OF CHILDRESS TEXAS. THE NORTHERN SECTIONS OF VAL VERDE COUNTY LIE WITHIN THE WATCH AREA. REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, May 12, 3:09 PM CDT, 2 hours 57 minutes before
TXZ220-221-222-230-121930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 310 PM CDT THU MAY 12 1994 THE SEVERE THUNDERSTORM WARNING ISSUED FOR ATASCOSA COUNTY HAS EXPIRED. AT 3 PM SHOWERS AND THUNDERSTORMS CONTINUED OVER PARTS OF ATASCOSA...KARNES AND WILSON COUNTIES. THESE STORMS HAVE DECREASED IN INTENSITY DURING THE LAST HALF HOUR TO BELOW SEVERE LEVELS. STAY TUNED TO NOAA WEATHER RADIO...RADIO OR TELEVISION FOR THE LATEST UPDATES CONCERNING THIS DEVELOPING WEATHER SITUATION.
Special weather statement, May 12, 3:10 PM CDT, 2 hours 56 minutes before
TXZ220-221-222-230-121930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 310 PM CDT THU MAY 12 1994 THE SEVERE THUNDERSTORM WARNING ISSUED FOR ATASCOSA COUNTY HAS EXPIRED. AT 3 PM SHOWERS AND THUNDERSTORMS CONTINUED OVER PARTS OF ATASCOSA...KARNES AND WILSON COUNTIES. THESE STORMS HAVE DECREASED IN INTENSITY DURING THE LAST HALF HOUR TO BELOW SEVERE LEVELS. STAY TUNED TO NOAA WEATHER RADIO...RADIO OR TELEVISION FOR THE LATEST UPDATES CONCERNING THIS DEVELOPING WEATHER SITUATION.
Special weather statement, May 12, 5:05 PM CDT, 1 hour 1 minute before
TXZ183-130000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 505 PM CDT THU MAY 12 1994 ...TORNADO WATCH IN EFFECT FOR VAL VERDE COUNTY UNTIL 8 PM CDT... ...FLASH FLOOD WATCH IN EFFECT FOR VAL VERDE THROUGH TONIGHT... AT 450 PM CDT THERE WAS NO PRECIPITATION OCCURRING IN VAL VERDE COUNTY. HOWEVER...WITH AN UPPER-LEVEL DISTRUBANCE REMAINING TO THE WEST OF TEXAS ALONG WITH AN UNSTABLE AND MOIST AIRMASS OVER SOUTH TEXAS THE CHANCES OF DEVELOPMENT OF SEVERE THUNDERSTORMS WITH HEAVY RAINFALL REMAIN FAIRLY HIGH. THE TORNADO WATCH AREA IS ALONG AND 50 STATUE MILES EITHER SIDE OF A LINE FROM 75 MILES SOUTH SOUTHWEST OF SAN ANGELO TEXAS TO 45 MILES NORTHWEST OF CHILDRESS TEXAS. THE NORTHERN SECTIONS OF VAL VERDE COUNTY LIE WITHIN THE WATCH AREA. REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. THE FLASH FLOOD WATCH IS FOR MUCH OF SOUTH CENTRAL TEXAS...TEXAS HILL COUNTRY AND ADJACENT EDWARDS PLATEAU. THE COUNTIES OF VAL VERDE AND KINNEY ARE IN THE WATCH AREA. THIS WATCH MEANS THAT FLASH FLOODING IS POSSIBLE IN THE WATCH AREA. HEAVY RAINS MAY CAUSE THE RAPID RISE OF STREAMS AND RIVERS...FLOODING LOW LYING AREAS AND LOW WATER CROSSINGS.
Special weather statement, May 12, 5:06 PM CDT, 1 hour before
TXZ183-130000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 505 PM CDT THU MAY 12 1994 ...TORNADO WATCH IN EFFECT FOR VAL VERDE COUNTY UNTIL 8 PM CDT... ...FLASH FLOOD WATCH IN EFFECT FOR VAL VERDE THROUGH TONIGHT... AT 450 PM CDT THERE WAS NO PRECIPITATION OCCURRING IN VAL VERDE COUNTY. HOWEVER...WITH AN UPPER-LEVEL DISTRUBANCE REMAINING TO THE WEST OF TEXAS ALONG WITH AN UNSTABLE AND MOIST AIRMASS OVER SOUTH TEXAS THE CHANCES OF DEVELOPMENT OF SEVERE THUNDERSTORMS WITH HEAVY RAINFALL REMAIN FAIRLY HIGH. THE TORNADO WATCH AREA IS ALONG AND 50 STATUE MILES EITHER SIDE OF A LINE FROM 75 MILES SOUTH SOUTHWEST OF SAN ANGELO TEXAS TO 45 MILES NORTHWEST OF CHILDRESS TEXAS. THE NORTHERN SECTIONS OF VAL VERDE COUNTY LIE WITHIN THE WATCH AREA. REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. THE FLASH FLOOD WATCH IS FOR MUCH OF SOUTH CENTRAL TEXAS...TEXAS HILL COUNTRY AND ADJACENT EDWARDS PLATEAU. THE COUNTIES OF VAL VERDE AND KINNEY ARE IN> THE WATCH AREA. THIS WATCH MEANS THAT FLASH FLOODING IS POSSIBLE IN THE WATCH AREA. HEAVY RAINS MAY CAUSE THE RAPID RISE OF STREAMS AND RIVERS...FLOODING LOW LYING AREAS AND LOW WATER CROSSINGS.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 12, 1:11 PM CDT | Severe Thunderstorm Warning | EWX | Victoria | 64 min |
| May 12, 1:20 PM CDT | Severe Thunderstorm Warning | EWX | Goliad | 55 min |
| May 12, 1:58 PM CDT | Severe Thunderstorm Warning | EWX | Atascosa | 62 min |
| May 12, 4:02 PM CDT | Severe Thunderstorm Warning | EWX | Frio, McMullen | 58 min |
| May 12, 5:53 PM CDT | Severe Thunderstorm Warning | EWX | Uvalde, Zavala | 67 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1994Every severe thunderstorm warning in 1994
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.