Alert archive / Texas / Flash Flood Warnings in 1997
Flash Flood Warning 235, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Oct 11, 1997, 8:22 PM CDT for Caldwell County, Texas. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Oct 11, 1997, 8:22 PM CDT (01:22 UTC)
- Expired
- Oct 11, 1997, 10:30 PM CDT
- In force
- 2 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Caldwell County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 1.4 hours before the alert went out and 236 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
- 1037 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 541 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -16 m²/s²
- 0-3 km storm-relative helicity
- 18 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 120121 FFWSAT TXC055-120315- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 822 PM CDT SAT OCT 11 1997 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1030 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL TEXAS ...CALDWELL COUNTY RADAR INDICATED AN AREA OF SHOWERS WITH HEAVY RAIN MOVING ACROSS CALDWELL COUNTY. RAINFALL RATES WERE NEAR ONE AND A HALF INCHES IN THE HEAVIER SHOWERS. MORE HEAVY RAIN WAS INDICATED TO THE SOUTH OVER GONZALES COUNTY MOVING NORTH AT 25 MPH. RESIDENTS AND TRAVELERS IN THE LULING AND LOCKHART AREAS SHOULD BE ESPECIALLY CAUTIOUS AS THE HEAVIEST RAIN WILL MOVE ACROSS THESE AREAS AND OVER THE EASTERN PORTION OF THE COUNTY. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM TO ESCAPE RISING WATER DURING THREATENING RAINS. FLOOD PRONE URBAN AREAS FILL WITH WATER QUICKLY. CLOGGED STORM DRAINS MAY CAUSE OTHER AREAS TO FLOOD. STAY AWAY FROM STORM DRAINS.| RELAY INCIDENTS OF FLOODING TO LOCAL LAW ENFORCEMENT FOR RELAY TO THE NATIONAL WEATHER SERVICE AND LISTEN TO NOAA WEATHER RADIO OR OTHER NEWS MEDIA FOR ADDITIONAL STATEMENTS AND WARNINGS.
What forecasters said that day
The local office's own words before this flash flood 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, Oct 11, 5:50 PM CDT, 2 hours 32 minutes before
TXZ171>173-183>194-202>209-217>225-228-121100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 550 PM CDT SAT OCT 11 1997 ...FLASH FLOOD WATCH IN EFFECT... A FLASH FLOOD WATCH MEANS CONDITIONS ARE FAVORABLE FOR HEAVY RAIN AND FLOODING IN OR NEAR THE WATCH AREA. A STRONG WEATHER SYSTEM TO THE WEST...COMBINED WITH TROPICAL MOISTURE AND WEATHER SYSTEMS TO THE SOUTH WILL PRODUCE RAIN...HEAVY AT TIMES... TONIGHT AND SUNDAY. THE RISK OF FLOODING AND FLASH FLOODING WILL REMAIN HIGH OVER SOUTH CENTRAL AND CENTRAL TEXAS...PLUS THE TEXAS HILL COUNTRY. MANY AREAS WILL RECEIVE 1 TO 3 INCHES OF MORE RAIN TONIGHT...WITH ISOLATED TOTALS OF 5 INCHES POSSIBLE. ADDITIONAL RAIN...HEAVY AT TIMES...IS POSSIBLE SUNDAY...AVERAGING AN ADDITIONAL 1 TO 3 INCHES MORE RAIN OVER THE AREA...PLUS ISOLATED AMOUNTS OF 3 TO 6 INCHES. THE RAINS SUNDAY WILL FALL AHEAD OF A STRONG COLD FRONT THAT WILL MOVE INTO TEXAS. IN THE WAKE OF THIS FRONT...DURING THE DAY MONDAY AND CONTINUING THROUGH WEDNESDAY...DRIER WEATHER IS FORECAST TO FOLLOW...WITH COOLER...MORE FALL LIKE TEMPERATURES. IN THE MEANTIME HEAVY RAINS...WITH FLOODING AND FLASH FLOODING IS POSSIBLE TONIGHT AND SUNDAY. MOTORISTS SHOULD NOT ATTEMPT TO DRIVE THROUGH FLOODED LOW WATER CROSSINGS OR FLOODED LOW LYING AREAS IN THE ROAD...THAT CAN BECOME LIFE THREATENING. LOW LYING AREAS NEAR STREAMS...CREEKS AND RIVERS WILL ALSO EXPERIENCE FLOODING WHERE HEAVY RAINS AND ASSOCIATED RUNOFF OCCURS. 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, Oct 11, 5:51 PM CDT, 2 hours 31 minutes before
TXZ171>173-183>194-202>209-217>225-228-121100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 550 PM CDT SAT OCT 11 1997 ...FLASH FLOOD WATCH IN EFFECT... A FLASH FLOOD WATCH MEANS CONDITIONS ARE FAVORABLE FOR HEAVY RAIN AND FLOODING IN OR NEAR THE WATCH AREA. A STRONG WEATHER SYSTEM TO THE WEST...COMBINED WITH TROPICAL MOISTURE AND WEATHER SYSTEMS TO THE SOUTH WILL PRODUCE RAIN...HEAVY AT TIMES... TONIGHT AND SUNDAY. THE RISK OF FLOODING AND FLASH FLOODING WILL REMAIN HIGH OVER SOUTH CENTRAL AND CENTRAL TEXAS...PLUS THE TEXAS HILL COUNTRY. MANY AREAS WILL RECEIVE 1 TO 3 INCHES OF MORE RAIN TONIGHT...WITH ISOLATED TOTALS OF 5 INCHES POSSIBLE. ADDITIONAL RAIN...HEAVY AT TIMES...IS POSSIBLE SUNDAY...AVERAGING AN ADDITIONAL 1 TO 3 INCHES MORE RAIN OVER THE AREA...PLUS ISOLATED AMOUNTS OF 3 TO 6 INCHES. THE RAINS SUNDAY WILL FALL AHEAD OF A STRONG COLD FRONT THAT WILL MOVE INTO TEXAS. IN THE WAKE OF THIS FRONT...DURING THE DAY MONDAY AND CONTINUING THROUGH WEDNESDAY...DRIER WEATHER IS FORECAST TO FOLLOW...WITH COOLER...MORE FALL LIKE TEMPERATURES. IN THE MEANTIME HEAVY RAINS...WITH FLOODING AND FLASH FLOODING IS POSSIBLE TONIGHT AND SUNDAY. MOTORISTS SHOULD NOT ATTEMPT TO DRIVE THROUGH FLOODED LOW WATER CROSSINGS OR FLOODED LOW LYING AREAS IN THE ROAD...THAT CAN BECOME LIFE THREATENING. LOW LYING AREAS NEAR STREAMS...CREEKS AND RIVERS WILL ALSO EXPERIENCE FLOODING WHERE HEAVY RAINS AND ASSOCIATED RUNOFF OCCURS. 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.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 11, 7:31 PM CDT | Flash Flood Warning | EWX | Gonzales | 119 min |
| Oct 11, 8:50 PM CDT | Flash Flood Warning | EWX | Travis | 115 min |
| Oct 11, 9:04 PM CDT | Flash Flood Warning | EWX | Lavaca | 116 min |
Nearby
Flash Flood Warnings in Texas, 1997Every flash flood 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.