Alert archive / Texas / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 75, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 7, 1994, 10:01 PM CDT for Edwards County, Texas. It was in force for 59 min.
The area
The counties it named.
The facts
- Issued
- May 7, 1994, 10:01 PM CDT (03:01 UTC)
- Expired
- May 7, 1994, 11:00 PM CDT
- In force
- 59 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Edwards County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 3.0 hours before the alert went out and 86 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
- 2563 J/kg
- Mixed-layer CIN
- -120 J/kg
- Mixed-layer LCL
- 1593 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- -39 m²/s²
- 0-3 km storm-relative helicity
- -18 m²/s²
- Significant tornado parameter
- -0.1
- Supercell composite
- -1.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS1 KSAT 080303 SVREWX TXC137-080400- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SAN ANTONIO TX 1001 PM CDT SAT MAY 7 1994 THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1100 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES... IN SOUTH TEXAS ...EDWARDS COUNTY NATIONAL WEATHER SERVICE RADAR HAS INDICATED A SEVERE THUNDERSTORM IN WESTERN EDWARDS COUNTY JUST NORTH OF CARTA VALLEY. THIS STORM IS MOVING TOWARD THE SOUTH AT 20 MILES AN HOUR...DIRECTLY TOWARD CARTA VALLEY. IT IS LIKELY PRODUCING LARGE HAIL AND VERY HEAVY RAIN. IT COULD ALSO PRODUCE DAMAGING WINDS. PERSONS IN AND NEAR THE PATH OF THIS STORM SHOULD TAKE SHELTER IMMEDIATELY. 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.
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 7, 9:04 PM CDT, 57 minutes before
TXZ183-080300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 905 PM CDT SAT MAY 7 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR VAL VERDE COUNTY UNTIL 300AM SUNDAY MORNING... AT 900 PM CDT RADAR INDICATED SHOWERS AND THUNDERSTORMS FROM THE NORTHWEST SECTION OF VAL VERDE COUNTY TO ROCKSPRINGS. THE HEAVIEST THUNDERSTORM WAS 10 MILES EAST OF JUNO...55 MILES NORTHWEST OF DEL RIO. MOVEMENT WAS TO THE SOUTHEAST AT 25 MPH. HEAVY RAIN...SMALL TO LARGE HAIL...FREQUENT DANGEROUS LIGHTNING...AND STRONG GUSTY WINDS ARE POSSIBLE WITH THESE STORMS. BOATERS AND FISHERMAN SHOULD KEEP AN EYE OUT ON THE WEATHER AND SEEK SAFE SHELTER IF THREATNING WEATHER APPROACHES. A SEVERE THUNDERSTORM WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATNING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND WARNINGS. TUNvED TO NOAA WEATHER...RADIO AND TV STATIONS FOR FURTHER STATEMENTS OR POSSIBLE WARNINGS.
Special weather statement, May 7, 9:05 PM CDT, 56 minutes before
TXZ183-080300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 905 PM CDT SAT MAY 7 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR VAL VERDE COUNTY UNTIL 300AM SUNDAY MORNING... AT 900 PM CDT RADAR INDICATED SHOWERS AND THUNDERSTORMS FROM THE NORTHWEST SECTION OF VAL VERDE COUNTY TO ROCKSPRINGS. THE HEAVIEST THUNDERSTORM WAS 10 MILES EAST OF JUNO...55 MILES NORTHWEST OF DEL RIO. MOVEMENT WAS TO THE SOUTHEAST AT 25 MPH. HEAVY RAIN...SMALL TO LARGE HAIL...FREQUENT DANGEROUS LIGHTNING...AND STRONG GUSTY WINDS ARE POSSIBLE WITH THESE STORMS. BOATERS AND FISHERMAN SHOULD KEEP AN EYE OUT ON THE WEATHER AND SEEK SAFE SHELTER IF THREATNING WEATHER APPROACHES. A SEVERE THUNDERSTORM WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATNING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND WARNINGS. TUNED TO NOAA WEATHER...RADIO AND TV STATIONS FOR FURTHER STATEMENTS OR POSSIBLE WARNINGS.
Special weather statement, May 7, 9:49 PM CDT, 12 minutes before
TXZ171-172-188-190-173-192-191-193-208-080345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 949 PM CDT SAT MAY 7 1994 ...SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF SOUTHCENTRAL TEXAS UNTIL 3 AM... AT 943 PM...RADAR SHOWED SCATTERED SHOWERS FROM JUST WEST OF KERRVILLE TO NORTH OF LEAKEY. LITTLE MOVEMENT WAS INDICATED BETWEEN 840 PM AND 940 PM. EVEN THOUGH THUNDERSTORMS WERE NOT SHOWN BY RADAR...CONDITIONS ARE FAVORABLE FOR THE RAPID DEVELOPMENT OF STORMS IN SOUTHCENTRAL TEXAS. CONTINUE TO MONITOR NOAA WEATHER RADIO OR A LOCAL RADIO/TV STATION FOR FURTHER UPDATES AND POSSIBLE WARNINGS. PEEK
Special weather statement, May 7, 9:49 PM CDT, 12 minutes before
TXZ171-172-188-190-173-192-191-193-208-080345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 949 PM CDT SAT MAY 7 1994 ...SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF SOUTHCENTRAL TEXAS UNTIL 3 AM... AT 943 PM...RADAR SHOWED SCATTERED SHOWERS FROM JUST WEST OF KERRVILLE TO NORTH OF LEAKEY. LITTLE MOVEMENT WAS INDICATED BETWEEN 840 PM AND 940 PM. EVEN THOUGH THUNDERSTORMS WERE NOT SHOWN BY RADAR...CONDITIONS ARE FAV&ORABLE FOR THE RAPID DEVELOPMENT OF STORMS IN SOUTHCENTRAL TEXAS. CONTINUE TO MONITOR NOAA WEATHER RADIO OR A LOCAL RADIO/TV STATION FOR FURTHER UPDATES AND POSSIBLE WARNINGS. PEEK
Special weather statement, May 7, 9:50 PM CDT, 11 minutes before
TXZ168>173-183>193-202>208-217>223-228-080800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 950 PM CDT SAT MAY 7 1994 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH UNTIL 300 AM SUNDAY MORNING FOR MUCH OF SOUTH CENTRAL TEXAS. THE WATCH AREA WAS ALONG AND NORTH OF A LINE FROM EAGLE PASS TO KARNES CITY TO GONZALES TO AUSTIN TO GEORGETOWN...INCLUDING INCLUDING THE CITES OF AUSTIN AND SAN ANTONIO. AT 945 PM...SCATTERED THUNDERSTORMS HAD DEVELOPED ALONG A COLD FRONT THAT STRETCHED FROM NEAR FREDERICKSBURG TO KERRVILLE TO NEAR ROCKSPRINGS TO NEAR SANDERSON. THE FRONT AND THUNDERSTORMS HAVE BEEN MOVING TOWARD THE SOUTH AT 20 TO 25 MILES AN HOUR. THUNDERSTORMS WILL CONTINUE TO FORM IN VERY MOIST AND UNSTABLE AIR ALONG THE FRONT AS IT MOVES ACROSS SOUTH CENTRAL TEXAS INTO THE EARLY MORNING HOURS. SO FAR...THESE THUNDERSTORMS HAVE PRODUCED BRIEF PERIODS OF VERY HEAVY RAIN... DANGEROUS LIGHTNING AND MARBLE-SIZED HAIL AS THEY MOVED ACROSS THE HILL COUNTRY INTO THE EDWARDS PLATEAU. PERSONS IN AND NEAR THE SEVERE THUNDERSTORM WATCH AREA SHOULD REMAIN ALERT TO POSSIBILITY OF SEVERE WEATHER. THEY SHOULD MOVE INDOORS...IF POSSIBLE...TO A SAFE LOCATION AWAY FROM DOORS AND WINDOWS AND AREAS WITH GLASS AS THE STORMS APPROACH. THE HEAVY RAIN MAY CAUSE WATER TO COLLECT BRIEFLY IN SOME LOW AREAS AND IN POORLY DRAINED AREAS. MOTORISTS NEED TO AVOID DRIVING INTO DEEP WATER... RATHER TAKE AN ALTERNATE WAY AROUND THE FLOODED AREAS.
Special weather statement, May 7, 9:50 PM CDT, 11 minutes before
TXZ168>173-183>193-202>208-217>223-228-080800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 950 PM CDT SAT MAY 7 1994 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH UNTIL 300 AM SUNDAY MORNING FOR MUCH OF SOUTH CENTRAL TEXAS. THE WATCH AREA WAS ALONG AND NORTH OF A LINE FROM EAGLE PASS TO KARNES CITY TO GONZALES TO AUSTIN TO GEORGETOWN...INCLUDING INCLUDING THE CITES OF AUSTIN AND SAN ANTONIO. AT 945 PM...SCATTERED THUNDERSTORMS HAD DEVELOPED ALONG A COLD FRONT THAT STRETCHED FROM NEAR FREDERICKSBURG TO KERRVILLE TO NEAR ROCKSPRINGS TO NEAR SANDERSON. THE FRONT AND THUNDERSTORMS HAVE BEEN MOVING TOWARD THE SOUTH AT 20 TO 25 MILES AN HOUR. THUNDERSTORMS WILL CONTINUE TO FORM IN VERY MOIST AND UNSTABLE AIR ALONG THE FRONT AS IT MOVES ACROSS SOUTH CENTRAL TEXAS INTO THE EARLY MORNING HOURS. SO FAR...THESE THUNDERSTORMS HAVE PRODUCED BRIEF PERIODS OF VERY HEAVY RAIN... DANGEROUS LIGHTNING AND MARBLE-SIZED HAIL AS THEY MOVED ACROSS THE HILL COUNTRY INTO THE EDWARDS PLATEAU. PERSONS IN AND NEAR THE SEVERE THUNDERSTORM WATCH AREA SHOULD REMAIN ALERT TO POSSIBILITY OF SEVERE WEATHER. THEY SHOULD MOVE INDOORS...IF POSSIBLE...TO A SAFE LOCATION AWAY FROM DOORS AND WINDOWS AND AREAS WITH GLASS AS THE STORMS APPROACH. THE HEAVY RAIN MAY CAUSE WATER TO COLLECT BRIEFLY IN SOME LOW AREAS AND IN POORLY DRAINED AREAS. MOTORISTS NEED TO AVOID DRIVING INTO DEEP WATER... RATHER TAKE AN ALTERNATE WAY AROUND THE FLOODED AREAS.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 7, 11:40 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 50 min |
| May 8, 1:39 AM CDT | Severe Thunderstorm Warning | EWX | Maverick | 66 min |
| May 8, 2:17 AM CDT | Severe Thunderstorm Warning | EWX | Zavala | 58 min |
| May 8, 2:33 AM CDT | Severe Thunderstorm Warning | EWX | Dimmit | 57 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.