Alert archive / Texas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 135, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Jun 8, 1997, 7:34 PM CDT for Val Verde County, Texas. It was in force for 116 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 8, 1997, 7:34 PM CDT (00:34 UTC)
- Expired
- Jun 8, 1997, 9:30 PM CDT
- In force
- 116 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Val Verde County, TX
The radar
The Laughlin AFB radar (KDFX), 109 km from the middle of the area, began a volume at 00:34 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 8, 7:00 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 0.6 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
- 2203 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 1290 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 26 m²/s²
- 0-3 km storm-relative helicity
- 136 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 8.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSAT 090035 RRA SVRSAT TXC465-090230- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 734 PM CDT SUN JUN 8 1997 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 930 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL TEXAS ...VAL VERDE COUNTY AT 730 NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM SANDERSON TO THE NORTHWESTERN CORNER OF VAL VERDE COUNTY. THESE STORMS WILL ENTER VAL VERDE COUNTY AROUND 745 PM AND APPROACH PANDALE AROUND 8 PM. LARGE HAIL AND DAMAGING WINDS ARE LIKELY TTHESE STORMS. ALTHOUGH NO TORNADOES HAVE BEEN DETECTED WITH THIS STORM...A TORNADO WATCH REMAINS IN EFFECT. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING SO BE ON THE LOOKOUT. &
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 8, 5:45 PM CDT, 1 hour 49 minutes before
TXZ171>173-183>194-202>209-217>225-228-091100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 600 PM CDT SUN JUN 8 1997 STRONG THUNDERSTORMS FROM THE BIG BEND AREA NORTHEASTWARD INTO WEST CENTRAL TEXAS WILL MOVE INTO THE WESTERN PORTIONS OF THE TEXAS HILL COUNTRY THIS EVENING. SOME OF THESE THUNDERSTORMS MAY BECOME SEVERE WITH LARGE HAIL AND DAMAGING WINDS. RAINFALL SHOULD AVERAGE AROUND ONE HALF INCH WITH AMOUNTS OF AN INCH AND A HALF POSSIBLE IN SOME OF THE HEAVIER THUNDERSTORMS. ACTIVITY SHOULD BE DIMINISHING AFTER SUNSET AS DAYTIME HEATING ENDS. HAZARDOUS WEATHER IS NOT EXPECTED IN THE SOUTH CENTRAL TEXAS AREA ON MONDAY. THE HAZARDOUS WEATHER OUTLOOK NORMALLY WILL BE UPDATED BY MEANS OF THE ZONE FORECASTS...SHORT TERM FORECAST...WATCHES...WARNINGS... AND ADVISORIES. THE HAZARDOUS WEATHER OUTLOOK ITSELF WILL BE UPDATED ONLY IF UNFORECAST HAZARDOUS WEATHER DEVELOPS OR IF FORECAST HAZARDOUS WEATHER NO LONGER IS EXPECTED.
Special weather statement, Jun 8, 6:00 PM CDT, 1 hour 34 minutes before
TXZ171>173-183>194-202>209-217>225-228-091100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 600 PM CDT SUN JUN 8 1997 STRONG THUNDERSTORMS FROM THE BIG BEND AREA NORTHEASTWARD INTO WEST CENTRAL TEXAS WILL MOVE INTO THE WESTERN PORTIONS OF THE TEXAS HILL COUNTRY THIS EVENING. SOME OF THESE THUNDERSTORMS MAY BECOME SEVERE WITH LARGE HAIL AND DAMAGING WINDS. RAINFALL SHOULD AVERAGE AROUND ONE HALF INCH WITH AMOUNTS OF AN INCH AND A HALF POSSIBLE IN SOME OF THE HEAVIER THUNDERSTORMS. ACTIVITY SHOULD BE DIMINISHING AFTER SUNSET AS DAYTIME HEATING ENDS. HAZARDOUS WEATHER IS NOT EXPECTED IN THE SOUTH CENTRAL TEXAS AREA ON MONDAY. THE HAZARDOUS WEATHER OUTLOOK NORMALLY WILL BE UPDATED BY MEANS OF THE ZONE FORECASTS...SHORT TERM FORECAST...WATCHES...WARNINGS... AND ADVISORIES. THE HAZARDOUS WEATHER OUTLOOK ITSELF WILL BE UPDATED ONLY IF UNFORECAST HAZARDOUS WEATHER DEVELOPS OR IF FORECAST HAZARDOUS WEATHER NO LONGER IS EXPECTED.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 8:49 PM CDT | Tornado Warning | EWX | Val Verde | 56 min |
| Jun 8, 9:10 PM CDT | Severe Thunderstorm Warning | EWX | Llano | 35 min |
| Jun 8, 9:26 PM CDT | Tornado Warning | EWX | Val Verde | 64 min |
| Jun 8, 10:06 PM CDT | Tornado Warning | EWX | Edwards | 69 min |
| Jun 8, 11:09 PM CDT | Flash Flood Warning | EWX | Blanco | 3 hr |
| Jun 8, 11:33 PM CDT | Flash Flood Warning | EWX | Hays | 3 hr |
| Jun 8, 11:45 PM CDT | Flash Flood Warning | EWX | Comal | 3 hr |
| Jun 8, 11:45 PM CDT | Flash Flood Warning | EWX | Travis, Williamson | 3 hr |
| Jun 9, 12:26 AM CDT | Flash Flood Warning | EWX | Bexar | 3 hr |
| Jun 9, 12:38 AM CDT | Flash Flood Warning | EWX | Val Verde | 3 hr |
| Jun 9, 12:45 AM CDT | Flash Flood Warning | EWX | Burnet | 4 hr |
| Jun 9, 2:23 AM CDT | Flash Flood Warning | EWX | Hays | 3 hr |
| Jun 9, 2:39 AM CDT | Flash Flood Warning | EWX | Comal | 3 hr |
| Jun 9, 2:39 AM CDT | Flash Flood Warning | EWX | Travis, Williamson | 3 hr |
| Jun 9, 5:08 AM CDT | Flash Flood Warning | EWX | Hays, Travis, Williamson | 4 hr |
| Jun 9, 5:08 AM CDT | Flash Flood Warning | EWX | Comal | 4 hr |
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; radar from the NEXRAD Level II archive.