Alert archive / Texas / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 84, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 12, 1994, 4:02 PM CDT for Frio County, McMullen County, Texas. It was in force for 58 min.
The area
The counties it named.
The facts
- Issued
- May 12, 1994, 4:02 PM CDT (21:02 UTC)
- Expired
- May 12, 1994, 5:00 PM CDT
- In force
- 58 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Frio County, TX, McMullen County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 9.0 hours before the alert went out and 212 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 122103 SVRSAT TXC163-311-122200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SAN ANTONIO TX 402 PM CDT THU MAY 12 1994 THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 500 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES... IN SOUTH TEXAS ...FRIO COUNTY...MCMULLEN COUNTY AT 4 PM NATIONAL WEATHER SERVICE RADAR INDICATED SEVERE THUNDERSTORMS IN SSOUTHERN FRIO AND NORTHERN MCMULLEN COUNTIES. THESE STORMS WERE MOVING NORTH NORTHEAST AT 10 MILES AN HOUR. PEOPLE IN THE PATH OF THIS STORM SHOULD BE ALERT TO THE POSSIBILITY OF LARGE HAIL AND DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HEAVY R AIN 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, 1:25 PM CDT, 2 hours 37 minutes before
TXZ220-221-222-230-121930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 125 PM CDT THU MAY 12 1994 SHOWERS AND THUNDERSTORMS HAVE DEVELPED OVER ATASCOSA...KARNES AND MCMULLEN COUNTIES THIS AFTERNOON. THESE STORMS ARE FORMING ALONG A SURFACE BOUNDARY NEAR THE SOUTHERN EDGES OF ATASCOSA AND KARNES COUNTIES AND THE NORTHERN EDGE OF MCMULLEN COUNTY. THE STORMS ARE MOVING TO THE NORTH AT 10 MILES AN HOUR. SOME OF THESE THUNDERSTORMS ARE PRODUCING VERY HEAVY RAIN. CONTINUED DEVELOPMENT IN THE SAME AREA IS LIKELY THROUGH THE AFTERNOON. RESIDENTS IN THESE COUNTIES SHOULD BE ALERT TO CHANGING WEATHER CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO...RADIO OR TELEVISION FOR THE LATEST UPDATES CONCERNING THIS DEVELOPING WEATHER SITUATION.
Special weather statement, May 12, 1:28 PM CDT, 2 hours 34 minutes before
TXZ220-221-222-230-121930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 125 PM CDT THU MAY 12 1994 SHOWERS AND THUNDERSTORMS HAVE DEVELPED OVER ATASCOSA...KARNES AND MCMULLEN COUNTIES THIS AFTERNOON. THESE STORMS ARE FORMING ALONG A SURFACE BOUNDARY NEAR THE SOUTHERN EDGES OF ATASCOSA AND KARNES COUNTIES AND THE NORTHERN EDGE OF MCMULLEN COUNTY. THE STORMS ARE MOVING TO THE NORTH AT 10 MILES AN HOUR. SOME OF THESE THUNDERSTORMS ARE PRODUCING VERY HEAVY RAIN. CONTINUED DEVELOPMENT IN THE SAME AREA IS LIKELY THROUGH THE AFTERNOON. RESIDENTS IN THESE COUNTIES SHOULD BE ALERT TO CHANGING WEATHER CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO...RADIO OR TELEVISION FOR THE LATEST UPDATES CONCERNING THIS DEVELOPING WEATHER SITUATION.
Special weather statement, May 12, 3:05 PM CDT, 57 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, 3:07 PM CDT, 55 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, 53 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, 52 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.
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, 5:53 PM CDT | Severe Thunderstorm Warning | EWX | Uvalde, Zavala | 67 min |
| May 12, 6:06 PM CDT | Severe Thunderstorm Warning | EWX | Atascosa, Frio, La Salle | 69 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.