Alert archive / Texas / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 65, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Apr 29, 1994, 5:00 PM CDT for Val Verde County, Texas. It was in force for 60 min.
The area
The counties it named.
The facts
- Issued
- Apr 29, 1994, 5:00 PM CDT (22:00 UTC)
- Expired
- Apr 29, 1994, 6:00 PM CDT
- In force
- 60 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Val Verde County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 10.0 hours before the alert went out and 66 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
- 563 J/kg
- Mixed-layer CIN
- -120 J/kg
- Mixed-layer LCL
- 706 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 138 m²/s²
- 0-3 km storm-relative helicity
- 218 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KDRT 292200 SVRDRT TXC465-292300- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE DEL RIO TX 500 PM CDT FRI APR 29 1994 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 555 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY IN SOUTHCENTRAL TEXAS...VAL VERDE AT 455 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE HAIL AND STRONG GUSTY WINDS IN MEXICO...15 MILES WEST OF DEL RIO. A LINE OF THUNDERSTORMS WERE IN WEST VAL VERDE COUNTY FROM DRYDEN TO NORTHEAST OF SONORA. MOVEMENT WAS TO THE EAST AT 20 MPH. THIS STORM IS MOVING TOWARDS LAKE AMISTAD AND DEL RIO...PERSONS SHOULD TAKE PROTECTIVE ACTION NOW. A TORNADO WATCH IS IN EFFECT UNTIL 1000 PM CDT... A FLASH FLOOD WATCH IS IN EFFECT TONIGHT... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH..DESTRUCTIVE HAIL..DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DONT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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, Apr 29, 2:44 PM CDT, 2 hours 16 minutes before
TXZ142-155-156-171-172-188-292045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 244 PM CDT FRI APR 29 1994 ...A TORNADO WATCH IS IN EFFECT FOR MILLS...LAMPASAS...SAN SABA...BURNET...GILLESPIE AND LLANO COUNTIES UNTIL 10 PM CDT... ...A FLASH FLOOD WATCH IS IN EFFECT FOR PARTS OF THE HILL COUNTRY UNTIL 7 AM CDT... AT 240 PM NO SIGNIFICANT WEATHER WAS OCCURRING IN EITHER OF THE COUNTIES LISTED ABOVE...HOWEVER...CONDITIONS ARE FAVORABLE FOR THE DEVELOPMENT OF TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. IF YOU LIVE IN THESE AREAS BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. TSCHIRHART
Special weather statement, Apr 29, 3:45 PM CDT, 1 hour 15 minutes before
TXZ183-292245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 345 PM CDT FRI APR 29 1994 ...TORNADO WATCH FOR VAL VERDE COUNTY IS IN EFFECT UNTIL 1000 PM CDT... ....FLASH FLOOD WATCH FOR VAL VERDE COUNTY IS IN EFFECT THROUGH 700 AM CDT SATURDAY MORNING... AT 340 PM CDT RADAR INDICATED NO PRECIPITATION IN VAL VERDE COUNTY...HOWEVER STRONG THUNDERSTORMS WERE LOCATED EAST OF SHEFFIELD...105 MILES NORTHWEST OF DEL RIO. MOVEMENT OF THESE STORMS WERE TO THE EAST AT 35 MPH. THIS IS A VERY DANGEROUS SITUATION WITH THE POSSIBILITY OF VERY DAMAGING TORNADOES...LARGE HAIL...DANGEROUS LIGHTNING AND DAMAGING THUNDERSTORM WINDS. REMEMBER A FLASH FLOOD WATCH MEANS FLOODING IS POSSIBLE WITHIN THE WATCH AREA. HEAVY RAIN MAY CAUSE THE RAPID RISE OF CREEKS AND RIVERS...FLOODING LOW-LYING AREAS AND LOW WATER CROSSING. PERSONS IN OR NEAR THE WATCH AREAS ARE URGED TO CHECK PREPAREDNESS REQUIREMENTS...KEEP INFORMED AND BE READY "TO TAKE ACTION IF A WARNING IS ISSUED. STAY TUNED TO NOAA WEATHER...RADIO AND TV STATIONS FOR FURTHER STATEMENTS OR POSSIBLE WARNINGS.
Special weather statement, Apr 29, 4:32 PM CDT, 28 minutes before
TXZ142-155-156-171-172-188-190-173-192-292330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 433 PM CDT FRI APR 29 1994 ...TORNADO WATCH IN EFFECT FOR MILLS...LAMPASAS...LLANO...SAN SABA...GILLESPIE AND BURNET COUNTIES UNTIL 10 PM CDT... ...FLASH FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SATURDAY FOR PARTS OF THE HILL COUNTRY WEST OF A LINE FROM BOERNE TO BURNET INCLUDING THE CITIES OF JOHNSON CITY AND BURNET... AT 430 PM THERE WERE NO THUNDERSTORMS IN CENTRAL TEXAS OR THE HILL COUNTRY. STORMS WERE DEVELOPING FARTHER WEST FROM 30 MILES WEST OF BRADY TO SANDERSON. THESE STORMS WERE MOVING TO THE NORTHEAST AT 25 MPH. CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS ACBROSS MUCH OF THE STATE. SOME OF THESE STORMS IN THE WATCH AREA MAY PRODUCE TORNDADOES. PEOPLE IN AND NEAR THE WATCH AREA SHOULD REMAIN ALERT FOR APPROACHING OR DEVELOPING THUNDERSTORMS AND BE READY TO MOVE TO SHELTER. LEACH
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 28, 9:39 PM CDT | Severe Thunderstorm Warning | EWX | McMullen | 66 min |
| Apr 28, 10:26 PM CDT | Severe Thunderstorm Warning | EWX | Atascosa | 64 min |
| Apr 29, 5:58 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 60 min |
| Apr 29, 6:35 PM CDT | Severe Thunderstorm Warning | EWX | Edwards | 55 min |
| Apr 29, 6:48 PM CDT | Severe Thunderstorm Warning | EWX | Kinney | 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.