Alert archive / Texas / Flash Flood Warnings in 1997
Flash Flood Warning 240, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Oct 13, 1997, 1:02 AM CDT for Fayette County, Lavaca County, Lee County, Texas. It was in force for 3 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 13, 1997, 1:02 AM CDT (06:02 UTC)
- Expired
- Oct 13, 1997, 4:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Fayette County, TX, Lavaca County, TX, Lee County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 6.0 hours before the alert went out and 240 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
- 1346 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 699 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 113 m²/s²
- 0-3 km storm-relative helicity
- 219 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 7.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSAT 130602 FFWSAT TXC149-285-287-130900- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 102 AM CDT MON OCT 13 1997 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 400 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL TEXAS ...FAYETTE COUNTY...LAVACA COUNTY...LEE COUNTY AT 1 AM CDT...SHOWERS AND THUNDERSTORMS CONTINUE TO DEVELOP OVER LAVACA...FAYETTE AND LEE COUNTIES...WHERE HEAVY RAINS THE PAST FEW DAYS HAVE CAUSED FLOODING. SHOWERS AND THUNDERSTORMS...WITH PERIODS OF HEAVY RAIN...WILL CONTINUE TO AFFECT LAVACA...FAYETTE AND LEE COUNTIES FOR THE NEXT 1 TO 2 HOURS. LOW WATER CROSSINGS OR LOW LYING AREAS COULD FLOOD EASILY... AS RAINS SINCE THE EARLY PART OF LAST WEEK HAVE SATURATED THE SOILS...MAKING FOR EASIER RUNOFF. AVOID ALREADY FLOODED AREAS. TRAVELERS SHOULD NOT ATTEMPT TO CROSS FLOODED ROADS. IF YOUR VEHICLE STALLS...LEAVE IT AND MOVE IMMEDIATELY TO HIGHER GROUND IF YOU CAN DO SO SAFELY. 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...EVEN A SMALL ONE...ON FOOT TO ESCAPE RISING WATER DURING THREATENING RAINS.
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 12, 8:52 PM CDT, 4 hours 10 minutes before
TXZ171>173-183>194-202>209-217>225-228-131100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 852 PM CDT SUN OCT 12 1997 ...FLASH FLOOD WATCH TONIGHT FOR PORTIONS OF SOUTH CENTRAL TEXAS AND THE TEXAS HILL COUNTRY... THE CHANCE OF RAIN LINGERS OVER CENTRAL AND SOUTH CENTRAL TEXAS TONIGHT...AHEAD OF AN OCTOBER COOL FRONT OVER WEST TEXAS. AFTER THE COOL FRONT MOVES THROUGH THE AREA AFTER MIDNIGHT AND TOWARD MORNING THE CHANCE OF RAIN WILL DIMINISH. ANY RAIN THAT DEVELOPS FROM SHOWERS AND POSSIBLY A FEW THUNDERSTORMS... MAY CAUSE SOME FLOODING AT LOW WATER CROSSINGS OR LOW LYING AREAS. A SUNNY...BRIGHT AUTUMN DAY IS EXPECTED MONDAY...IN THE WAKE OF THE COOL FRONT...WITH COOL NORTH WINDS. DAYTIME HIGHS ARE FORECAST TO BE IN THE 70S TO NEAR 80. THE MID OCTOBER SUN WILL BRING A RELIEF FROM THE CONTINUOUS STRING OF CLOUDY DAYS THE AREA HAS EXPERIENCED SINCE OCTOBER 6TH. THE RAINFALL RALLY OF EARLY TO MID OCTOBER OF 1997 HAS LEFT 4.68 INCHES FOR AUSTIN FOR THE MONTH...AS OF 5 PM TODAY. COORESPONDING VALUES FOR DEL RIO AND SAN ANTONIO ARE 1.77 INCHES FOR DEL RIO... AND 3.05 INCHES FOR SAN ANTONIO. SUNNY...AUTUMN SKIES ARE EXPECTED TO CONTINUE AND PREVAIL TUESDAY... WITH EARLY MORNING LOWS NEAR 40 OVER THE HILL COUNTRY...NEAR 40 TO 40S OVER SOUTH CENTRAL TEXAS. AFTERNOON HIGHS ARE FORECAST TO BE IN THE 70S. THE DRY WEATHER TREND IS EXPECTED TO LAST INTO THE LATTER PART OF THE WEEK AND POSSIBLY THROUGH NEXT WEEKEND. IN THE MEANTIME...FOR TONIGHT RAINFALL AMOUNTS COULD VARY FROM LESS THAN A TENTH OF AN INCH TO POSSIBLY ONE HALF TO ONE INCH IN ISOLATED AREAS.
Special weather statement, Oct 12, 11:40 PM CDT, 1 hour 22 minutes before
TXZ171>173-183>194-202>209-217>225-228-131100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1140 PM CDT SUN OCT 12 1997 ...FLASH FLOOD WATCH TONIGHT FOR PORTIONS OF SOUTH CENTRAL TEXAS AND THE TEXAS HILL COUNTRY... ...COOLER WEATHER COMING TO THE HILL COUNTRY AND SOUTH CENTRAL TEXAS... RAIN WITH SHOWERS AND THUNDERSTORMS CONTINUE ON A STRONG OCTOBER COLD FRONT LOCATED NEAR DEL RIO TO NORTHWEST OF AUSTIN. BRIEF HEAVY RAINS AND GUSTY WINDS HAVE BEEN OBSERVED ALONG THE FRONT. WINDS GUSTED TO 45 MPH AT LAUGHLIN AFB EAST OF DEL RIO AND 37 MPH AT DEL RIO. ANY RAIN THAT DEVELOPS FROM SHOWERS AND POSSIBLY A FEW THUNDERSTORMS... MAY CAUSE SOME FLOODING AT LOW WATER CROSSINGS OR LOW LYING AREAS ACROSS THE HILL COUNTRY AND PORTIONS OF CENTRAL AND SOUTH CENTRAL TEXAS...THAT HAVE RECEIVED MORE THAN NORMAL RAIN FOR THE PAST WEEK. AS THE COOL FRONT MOVES THROUGH CENTRAL AND SOUTH CENTRAL TEXAS OVERNIGHT TEMPERATURES WILL COOL TO NEAR 50 OVER THE NORTHERN HILL COUNTRY TO 50S AND NEAR 60 OVER SOUTH CENTRAL TEXAS. RAINFALL AMOUNTS OF ONE TENTH TO ONE HALF INCH ARE POSSIBLE...WITH HEAVIER AMOUNTS FORECAST TO NEAR ONE TO ONE AND A HALF INCHES. A SUNNY...BRIGHT AUTUMN DAY IS EXPECTED MONDAY...IN THE WAKE OF THE COOL FRONT...WITH COOL NORTH WINDS OF 15 TO 25 MPH. DAYTIME HIGHS ARE FORECAST TO BE IN THE 70S TO NEAR 80. THE MID OCTOBER SUN WILL BRING A RELIEF FROM THE CONTINUOUS STRING OF CLOUDY DAYS THE AREA HAS EXPERIENCED SINCE OCTOBER 6TH. SUNNY...AUTUMN SKIES ARE EXPECTED TO CONTINUE AND PREVAIL TUESDAY... WITH EARLY MORNING LOWS NEAR 40 OVER THE HILL COUNTRY...NEAR 40 TO 40S OVER SOUTH CENTRAL TEXAS. AFTERNOON HIGHS ARE FORECAST TO BE IN THE 70S. THE DRY WEATHER TREND IS EXPECTED TO LAST INTO THE LATTER PART OF THE WEEK AND POSSIBLY THROUGH NEXT WEEKEND.
Special weather statement, Oct 12, 11:41 PM CDT, 1 hour 21 minutes before
TXZ171>173-183>194-202>209-217>225-228-131100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1140 PM CDT SUN OCT 12 1997 ...FLASH FLOOD WATCH TONIGHT FOR PORTIONS OF SOUTH CENTRAL TEXAS AND THE TEXAS HILL COUNTRY... ...COOLER WEATHER COMING TO THE HILL COUNTRY AND SOUTH CENTRAL TEXAS... RAIN WITH SHOWERS AND THUNDERSTORMS CONTINUE ON A STRONG OCTOBER COLD FRONT LOCATED NEAR DEL RIO TO NORTHWEST OF AUSTIN. BRIEF HEAVY RAINS AND GUSTY WINDS HAVE BEEN OBSERVED ALONG THE FRONT. WINDS GUSTED TO 45 MPH AT LAUGHLIN AFB EAST OF DEL RIO AND 37 MPH AT DEL RIO. ANY RAIN THAT DEVELOPS FROM SHOWERS AND POSSIBLY A FEW THUNDERSTORMS... MAY CAUSE SOME FLOODING AT LOW WATER CROSSINGS OR LOW LYING AREAS ACROSS THE HILL COUNTRY AND PORTIONS OF CENTRAL AND SOUTH CENTRAL TEXAS...THAT HAVE RECEIVED MORE THAN NORMAL RAIN FOR THE PAST WEEK. AS THE COOL FRONT MOVES THROUGH CENTRAL AND SOUTH CENTRAL TEXAS OVERNIGHT TEMPERATURES WILL COOL TO NEAR 50 OVER THE NORTHERN HILL COUNTRY TO 50S AND NEAR 60 OVER SOUTH CENTRAL TEXAS. RAINFALL AMOUNTS OF ONE TENTH TO ONE HALF INCH ARE POSSIBLE...WITH HEAVIER AMOUNTS FORECAST TO NEAR ONE TO ONE AND A HALF INCHES. A SUNNY...BRIGHT AUTUMN DAY IS EXPECTED MONDAY...IN THE WAKE OF THE COOL FRONT...WITH COOL NORTH WINDS OF 15 TO 25 MPH. DAYTIME HIGHS ARE FORECAST TO BE IN THE 70S TO NEAR 80. THE MID OCTOBER SUN WILL BRING A RELIEF FROM THE CONTINUOUS STRING OF CLOUDY DAYS THE AREA HAS EXPERIENCED SINCE OCTOBER 6TH. SUNNY...AUTUMN SKIES ARE EXPECTED TO CONTINUE AND PREVAIL TUESDAY... WITH EARLY MORNING LOWS NEAR 40 OVER THE HILL COUNTRY...NEAR 40 TO 40S OVER SOUTH CENTRAL TEXAS. AFTERNOON HIGHS ARE FORECAST TO BE I(N THE 70S. THE DRY WEATHER TREND IS EXPECTED TO LAST INTO THE LATTER PART OF THE WEEK AND POSSIBLY THROUGH NEXT WEEKEND.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 13, 12:21 AM CDT | Severe Thunderstorm Warning | EWX | Maverick, Zavala | 69 min |
| Oct 13, 12:46 AM CDT | Flash Flood Warning | EWX | Caldwell, Guadalupe | 5 hr |
| Oct 13, 12:46 AM CDT | Flash Flood Warning | EWX | Bastrop | 5 hr |
| Oct 13, 1:23 AM CDT | Severe Thunderstorm Warning | EWX | Zavala | 67 min |
| Oct 13, 3:35 AM CDT | Flash Flood Warning | EWX | DeWitt | 3 hr |
| Oct 13, 4:08 AM CDT | Flash Flood Warning | EWX | Lavaca | 2 hr |
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.