Alert archive / Texas / Flash Flood Warnings in 1997
Flash Flood Warning 241, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Oct 13, 1997, 3:35 AM CDT for DeWitt 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, 3:35 AM CDT (08:35 UTC)
- Expired
- Oct 13, 1997, 6:30 AM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County DeWitt County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 8.6 hours before the alert went out and 150 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 130837 FFWSAT TXC123-131130- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 335 AM CDT MON OCT 13 1997 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 630 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL TEXAS ...DE WITT COUNTY AT 330 AM CDT DOPPLER RADAR INDICATED THUNDERSTORMS WITH HEAVY RAIN MOVING INTO NORTHERN DEWITT COUNTY ALONG A SOUTHEASTWARD MOVING COLD FRONT. MORE THUNDERSTORMS WERE OVER THE SOUTHEASTERN PORTION OF THE COUNTY FLOODING FM 236 SOUTH OF CUERO AND HWY 87 SOUTHEAST OF CUERO. AN ADDITIONAL ONE TO TWO INCHES OF RAIN IS POSSIBLE AS THE FRONT MOVES ACROSS THE COUNTY. DUE TO THE AMOUNT OF RAINFALL AND SATURATED SOILS ALREADY FLOODED AREAS WILL DRAIN SLOWLY. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. 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. &
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, 11:40 PM CDT, 3 hours 55 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, 3 hours 54 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, 1:02 AM CDT | Flash Flood Warning | EWX | Fayette, Lavaca, Lee | 3 hr |
| Oct 13, 1:23 AM CDT | Severe Thunderstorm Warning | EWX | Zavala | 67 min |
| 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.