Alert archive / Texas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 140, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Jun 13, 1997, 12:16 AM CDT for Frio County, Zavala County, Texas. It was in force for 89 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 13, 1997, 12:16 AM CDT (05:16 UTC)
- Expired
- Jun 13, 1997, 1:45 AM CDT
- In force
- 89 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Frio County, TX, Zavala County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 5.3 hours before the alert went out and 148 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
- 3324 J/kg
- Mixed-layer CIN
- -81 J/kg
- Mixed-layer LCL
- 1600 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 31 m²/s²
- 0-3 km storm-relative helicity
- 89 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 9.5
The text
As transmitted, in the capitals the NWS used until 2016.
920 WUUS1 KSAT 130519 RRA SVRSAT TXC163-507-130645- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1216 AM CDT FRI JUN 13 1997 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 145 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL TEXAS ...FRIO COUNTY...EASTERN ZAVALA COUNTY AT 1215 AM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM ALONG HIGHWAY 57 BETWEEN LA PRYOR AND BATESVILLE. THE STORM IS MOVING EAST AT 20 MPH AND WILL MOVE INTO BATESVILLE AND FRIO TOWN IN THE NEXT 30 MINUTES. PEOPLE IN THE PATH OF THIS STORM SHOULD BE ALERT TO THE POSSIBILITY OF LARGE HAIL AND DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HEAVY RAIN CAN ALSO OCCUR WITH SEVERE THUNDERSTORMS...FLOODING SMALL STREAMS...LOW AREAS...AND LOW WATER CROSSINGS. IF YOU SEE SEVERE WEATHER TAKING PLACE...CALL YOUR REPORT TO THE NEAREST LAW ENFORCEMENT AGENCY FOR IMMEDIATE RELAY TO THE NATIONAL WEATHER SERVICE.
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, Jun 12, 10:43 PM CDT, 1 hour 33 minutes before
TXZ171>173-183>194-202>209-217>225-228-130930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1040 PM CDT THU JUN 12 1997 ...SEVERE THUNDERSTORMS POSSIBLE SOUTH CENTRAL TEXAS AND THE HILL COUNTRY OVERNIGHT... AN UPPER LEVEL DISTURBANCE COMBINED WITH AMPLE MOISTURE IS GENERATING STRONG TO SEVERE THUNDERSTORMS OVER WEST TEXAS THIS EVENING. CURRENTLY THUNDERSTORMS EXTENDED FROM SAN ANGELO TO JUNCTION TO BRACKETTVILLE TO WEST OF EAGLE PASS. THESE STORMS ARE MOVING EAST AROUND 20 MPH. AT 948 PM AT THUNDERSTORM ENTERED DEL RIO WITH OBSERVED WINDS GUSTING TO 64 MPH AT THE DEL RIO AIRPORT AT 953 PM. THE UPPER LEVEL DISTURBANCE AND WINDS ALOFT WILL CONTINUE TO DEVELOP AND PUSH STORMS EASTWARD OVERNIGHT ACROSS THE HILL COUNTRY AND SOUTH CENTRAL TEXAS. SOME OF THE STORMS COULD BECOME SEVERE. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO OR TV STATIONS FOR ADDITIONAL STATEMENTS AND POSSIBLE WARNINGS.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 9:48 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 57 min |
| Jun 12, 10:00 PM CDT | Severe Thunderstorm Warning | EWX | Kinney | 60 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1997Every severe thunderstorm warning in 1997
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.