Alert archive / Texas / Flash Flood Warnings in 1998
Flash Flood Warning 125, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Aug 25, 1998, 7:46 AM CDT for Val Verde County, Texas. It was in force for 6 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
- Aug 25, 1998, 7:46 AM CDT (12:46 UTC)
- Expired
- Aug 25, 1998, 1:45 PM CDT
- In force
- 6 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Val Verde County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 0.8 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
- 1436 J/kg
- Mixed-layer CIN
- -68 J/kg
- Mixed-layer LCL
- 684 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 131 m²/s²
- 0-3 km storm-relative helicity
- 272 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 251247 FFWSAT TXC137-271-385-463-465-251845- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 746 AM CDT TUE AUG 25 1998 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR... VAL VERDE COUNTY IN SOUTH CENTRAL TEXAS EDWARDS COUNTY IN SOUTH CENTRAL TEXAS REAL COUNTY IN SOUTH CENTRAL TEXAS KINNEY COUNTY IN SOUTH CENTRAL TEXAS UVALDE COUNTY IN SOUTH CENTRAL TEXAS * UNTIL 145 PM CDT * FLASH FLOODING EXPECTED- COUNTYWIDE OVER VAL VERDE...EDWARDS...REAL...KINNEY AND UVALDE COUNTIES. * WIDESPREAD THUNDERSTORMS EXTENDED FROM UVALDE NORTHWARD TO OZONA AND WESTWARD TO NORTH OF LAKE AMISTAD. RAINFALL RATES ARE BETWEEN 2 AND 3 INCHES AN HOUR IN SOME OF THE HEAVIER STORMS. IF YOU ARE IN THESE AREAS... MOVE TO HIGHER GROUND. DO NOT DRIVE THROUGH WATER COVERING THE ROAD. AREA RESIDENTS SHOULD MONITOR FLOOD CONDITIONS... AND BE PREPARED TO MOVE TO HIGHER GROUND SHOULD FLOOD WATERS THREATEN. IF FLASH FLOODING IS OBSERVED... ACT QUICKLY. MOVE TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
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, Aug 25, 4:59 AM CDT, 2 hours 47 minutes before
TXZ171>173-183>194-202>209-217>225-228-252300- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 459 AM CDT TUE AUG 25 1998 ...FLASH FLOOD WATCH IN EFFECT TODAY FOR WESTERN HILL COUNTRY AND WESTERN SECTIONS OF SOUTH CENTRAL TEXAS... THE REMNANTS OF TROPICAL DEPRESSION CHARLEY ARE STRETCHED ACROSS NORTHEAST MEXICO AND THE EDWARDS PLATEAU...WITH ERRATIC MOVEMENT EXPECTED TODAY. WIDESPREAD AREAS OF RAIN...SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS THE WESTERN HILL COUNTRY AND WESTERN SECTIONS OF SOUTH CENTRAL TEXAS TODAY. SLOW MOVING STORMS ACROSS THE WATCH AREA WILL AVERAGE AN ADDITIONAL 3 TO 5 INCHES PUTTING STRESS ON AN ALREADY DANGEROUS FLOOD SITUATION. ELSEWHERE...SCATTERED SHOWERS AND THUNDERSTORMS ARE POSSIBLE ACROSS SOUTH CENTRAL TEXAS AND THE EASTERN HILL COUNTRY MAINLY THIS AFTERNOON AND EVENING. RAINFALL TOTALS OF 1 INCH ARE POSSIBLE. THIS RAINFALL COMBINED WITH THE SATURATED SOILS FROM THE RAINS SINCE FRIDAY MAY LEAD TO ADDITIONAL FLOODING AND FLASH FLOODING OF RIVERS AND STREAMS....LOW LYING AREAS AND ROADWAYS. FLOOD WARNINGS CONTINUE FOR NEARLY ALL MAJOR RIVERS AND TRIBUTARIES FROM THE RIO GRANDE EASTWARD...INCLUDING THE WEST NUECES...NUECES... DEVILS...PECOS...DRY FRIO...FRIO AND SABINAL RIVER WATERSHEDS AND BASINS. RESIDENTS OF SOUTH CENTRAL TEXAS AND THE HILL COUNTRY SHOULD LISTEN FOR CURRENT FORECASTS AND FLASH FLOOD ADVISORIES ISSUED BY SOUTH AND WEST CENTRAL TEXAS NATIONAL WEATHER SERVICE OFFICES UNTIL THE THREAT OF FLOODING HAS SUBSIDED. 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. ADDITIONAL WEATHER INFORMATION IS AVAILABLE ON THE NATIONAL WEATHER SERVICE CENTRAL AND SOUTH CENTRAL TEXAS HOME PAGE OF THE INTERNET WORLD WIDE WEB AT WWW.SRH.NOAA.GOV/EWX OR TUNE TO THE VOICE OF THE NATIONAL WEATHER SERVICE...NOAA WEATHER RADIO...OPERATING ON A FREQUENCY BETWEEN 162.400 MHZ AND 162.550 MHZ. NEARBY HAZARDOUS WEATHER OUTLOOKS INCLUDE: SOUTHWEST TEXAS FROM MIDLAND LBBSPSMAF...WWUS35 KMAF CONCHO VALLEY FROM SAN ANGELO LBBSPSSJT...WWUS35 KSJT NORTH TEXAS FROM FORT WORTH FTWSPSFTW...WWUS35 KFTW SOUTHEAST TEXAS FROM HOUSTON/GALVESTON SATSPSHOU...WWUS35 KHOU COASTAL BEND/ FROM CORPUS CHRISTI SATSPSCRP...WWUS35 KCRP RIO GRANDE PLAINS LOCAL INFORMATION FOR THE TEXAS COAST IS AVAILABLE VIA INTERNET HOMEPAGES FROM SOUTH TEXAS NATIONAL WEATHER SERVICE OFFICES. THESE ADDRESSES CAN BE OBTAINED FROM WWW.SRH.NOAA.GOV WHICH IS THE HOMEPAGE ADDRESS FOR THE NATIONAL WEATHER SERVICE SOUTHERN REGION.
Special weather statement, Aug 25, 4:59 AM CDT, 2 hours 47 minutes before
TXZ171>173-183>194-202>209-217>225-228-252300- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 459 AM CDT TUE AUG 25 1998 ...FLASH FLOOD WATCH IN EFFECT TODAY FOR WESTERN HILL COUNTRY AND WESTERN SECTIONS OF SOUTH CENTRAL TEXAS... THE REMNANTS OF TROPICAL DEPRESSION CHARLEY ARE STRETCHED ACROSS NORTHEAST MEXICO AND THE EDWARDS PLATEAU...WITH ERRATIC MOVEMENT EXPECTED TODAY. WIDESPREAD AREAS OF RAIN...SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS THE WESTERN HILL COUNTRY AND WESTERN SECTIONS OF SOUTH CENTRAL TEXAS TODAY. SLOW MOVING STORMS ACROSS THE WATCH AREA WILL AVERAGE AN ADDITIONAL 3 TO 5 INCHES PUTTING STRESS ON AN ALREADY DANGEROUS FLOOD SITUATION. ELSEWHERE...SCATTERED SHOWERS AND THUNDERSTORMS ARE POSSIBLE ACROSS SOUTH CENTRAL TEXAS AND THE EASTERN HILL COUNTRY MAINLY THIS AFTERNOON AND EVENING. RAINFALL TOTALS OF 1 INCH ARE POSSIBLE. THIS RAINFALL COMBINED WITH THE SATURATED SOILS FROM THE RAINS SINCE FRIDAY MAY LEAD TO ADDITIONAL FLOODING AND FLASH FLOODING OF RIVERS AND STREAMS....LOW LYING AREAS AND ROADWAYS. FLOOD WARNINGS CONTINUE FOR NEARLY ALL MAJOR RIVERS AND TRIBUTARIES FROM THE RIO GRANDE EASTWARD...INCLUDING THE WEST NUECES...NUECES... DEVILS...PECOS...DRY FRIO...FRIO AND SABINAL RIVER WATERSHEDS AND BASINS. RESIDENTS OF SOUTH CENTRAL TEXAS AND THE HILL COUNTRY SHOULD LISTEN FOR CURRENT FORECASTS AND FLASH FLOOD ADVISORIES ISSUED BY SOUTH AND WEST CENTRAL TEXAS NATIONAL WEATHER SERVICE OFFICES UNTIL THE THREAT OF FLOODING HAS SUBSIDED. 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. ADDITIONAL WEATHER INFORMATION IS AVAILABLE ON THE NATIONAL WEATHER SERVICE CENTRAL AND SOUTH CENTRAL TEXAS HOME PAGE OF THE INTERNET WORLD WIDE WEB AT WWW.SRH.NOAA.GOV/EWX OR TUNE TO THE VOICE OF THE NATIONAL WEATHER SERVICE...NOAA WEATHER RADIO...OPERATING ON A FREQUENCY BETWEEN 162.400 MHZ AND 162.550 MHZ. NEARBY HAZARDOUS WEATHER OUTLOOKS INCLUDE: SOUTHWEST TEXAS FROM MIDLAND LBBSPSMAF...WWUS35 KMAF CONCHO VALLEY FROM SAN ANGELO LBBSPSSJT...WWUS35 KSJT NORTH TEXAS FROM FORT WORTH FTWSPSFTW...WWUS35 KFTW SOUTHEAST TEXAS FROM HOUSTON/GALVESTON SATSPSHOU...WWUS35 KHOU COASTAL BEND/ FROM CORPUS CHRISTI SATSPSCRP...WWUS35 KCRP RIO GRANDE PLAINS LOCAL INFORMATION FOR THE TEXAS COAST IS AVAILABLE VIA INTERNET HOMEPAGES FROM SOUTH TEXAS NATIONAL WEATHER SERVICE OFFICES. THESE ADDRESSES CAN BE OBTAINED FROM WWW.SRH.NOAA.GOV WHICH IS THE HOMEPAGE ADDRESS FOR THE NATIONAL WEATHER SERVICE SOUTHERN REGION.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 4:14 AM CDT | Flash Flood Warning | EWX | Edwards, Kinney, Real, Uvalde | 4 hr |
| Aug 25, 7:46 AM CDT | Flash Flood Warning | EWX | Edwards, Kinney, Real, Uvalde | 6 hr |
Nearby
Flash Flood Warnings in Texas, 1998Every flash flood warning in 1998
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.