Alert archive / Texas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 173, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Sep 11, 1997, 5:52 AM CDT for Kinney County, Texas. It was in force for 68 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
- Sep 11, 1997, 5:52 AM CDT (10:52 UTC)
- Expired
- Sep 11, 1997, 7:00 AM CDT
- In force
- 68 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Kinney County, TX
The radar
The Laughlin AFB radar (KDFX), 16 km from the middle of the area, began a volume at 10:56 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 nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 10.9 hours before the alert went out and 41 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
- 580 J/kg
- Mixed-layer CIN
- -89 J/kg
- Mixed-layer LCL
- 2133 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 163 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSAT 111056 RRA SVRSAT TXC271-111200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 552 AM CDT THU SEP 11 1997 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 7 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL TEXAS ...KINNEY COUNTY...INCLUDING THE TOWN OF SPOFFORD... AT 550 AM...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR SPOFFORD. LITTLE MOVEMENT WAS NOTED. LARGE HAIL IS INDICATED IN THIS STORM ALONG WITH HEAVY RAIN. 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.
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, Sep 11, 5:00 AM CDT, 52 minutes before
TXZ171>173-183>194-202>209-217>225-228-120000- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 500 AM CDT THU SEP 11 1997 NO HAZARDOUS WEATHER IS EXPECTED TODAY OR TONIGHT OVER SOUTH CENTRAL TEXAS AND THE TEXAS HILL COUNTRY. RAINFALL AMOUNTS FROM SCATTERED SHOWERS OR THUNDERSTORMS MAINLY IN THE HILL COUNTRY AND EDWARDS PLATEAU TODAY AND TONIGHT WILL AVERAGE NEAR A QUARTER OF AN INCH OR LESS WITH ISOLATED TOTALS NEAR HALF AN INCH OR MORE POSSIBLE. NEARBY HAZARDOUS WEATHER OUTLOOKS INCLUDE: FOR SOUTHWEST TEXAS...FROM MIDLAND...LBBSPSMAF FOR THE CONCHO VALLEY...FROM SAN ANGELO...LBBSPSSJT FOR NORTH TEXAS...FROM FORT WORTH...FTWSPSFTW FOR SOUTHEAST TEXAS...FROM HOUSTON/GALVESTON...SATSPSHOU FOR COASTAL BEND/RIO GRANDE PLAINS...FROM CORPUS CHRISTI...SATSPSCRP. 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 UNEXPECTED HAZARDOUS WEATHER DEVELOPS OR IF EXPECTED HAZARDOUS WEATHER NO LONGER IS FORECAST TO DEVELOP.
Special weather statement, Sep 11, 5:03 AM CDT, 49 minutes before
TXZ171>173-183>194-202>209-217>225-228-120000- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 500 AM CDT THU SEP 11 1997 NO HAZARDOUS WEATHER IS EXPECTED TODAY OR TONIGHT OVER SOUTH CENTRAL TEXAS AND THE TEXAS HILL COUNTRY. RAINFALL AMOUNTS FROM SCATTERED SHOWERS OR THUNDERSTORMS MAINLY IN THE HILL COUNTRY AND EDWARDS PLATEAU TODAY AND TONIGHT WILL AVERAGE NEAR A QUARTER OF AN INCH OR LESS WITH ISOLATED TOTALS NEAR HALF AN INCH OR MORE POSSIBLE. NEARBY HAZARDOUS WEATHER OUTLOOKS INCLUDE: FOR SOUTHWEST TEXAS...FROM MIDLAND...LBBSPSMAF FOR THE CONCHO VALLEY...FROM SAN ANGELO...LBBSPSSJT FOR NORTH TEXAS...FROM FORT WORTH...FTWSPSFTW FOR SOUTHEAST TEXAS...FROM HOUSTON/GALVESTON...SATSPSHOU FOR COASTAL BEND/RIO GRANDE PLAINS...FROM CORPUS CHRISTI...SATSPSCRP. 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 UNEXPECTED HAZARDOUS WEATHER DEVELOPS OR IF EXPECTED HAZARDOUS WEATHER NO LONGER IS FORECAST TO DEVELOP.
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.