Alert archive / Texas / Flash Flood Warnings in 1998
Flash Flood Warning 118, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Aug 24, 1998, 8:46 AM CDT for Uvalde 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
- Aug 24, 1998, 8:46 AM CDT (13:46 UTC)
- Expired
- Aug 24, 1998, 11:45 AM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Uvalde County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 1.8 hours before the alert went out and 298 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
- 3256 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 505 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -30 m²/s²
- 0-3 km storm-relative helicity
- 8 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 241347 FFWSAT TXC463-241645- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 846 AM CDT MON AUG 24 1998 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR... UVALDE COUNTY IN SOUTH CENTRAL TEXAS * UNTIL 1145 AM CDT * RAINFALL CONTINUES OVER MUCH OF THE WESTERN HALF OF UVALDE COUNTY. RAINFALL SINCE 5 AM HAS TOTALLED AS MUCH AS 2 INCHES. RUNOFF FROM THIS RAIN WILL CONTINUE FLOODING ACROSS THE COUNTY THROUGH THE MORNING HOURS. ADDITIONAL AMOUNTS OF 2 INCHES CAN BE EXPECTED THROUGH NOON. * IF YOU ARE IN THESE AREAS... MOVE TO HIGHER GROUND. DO NOT DRIVE THROUGH WATER COVERING THE ROAD.
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 24, 5:00 AM CDT, 3 hours 46 minutes before
TXZ171>173-183>194-202>209-217>225-228-242300- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 500 AM CDT MON AUG 24 1998 ...FLASH FLOOD WATCH IN EFFECT FOR TODAY FOR SOUTH CENTRAL TEXAS AND THE HILL COUNTRY... THE REMAINS OF TROPICAL DEPRESSION CHARLEY WAS STALLED IN THE VICINITY OF DEL RIO TEXAS...WITH LITTLE MOVEMENT EXPECTED TODAY OR TONIGHT. TORRENTIAL RAINS HAVE INUNDATED THE WESTERN HILL COUNTRY AND EDWARDS PLATEAU SINCE SATURDAY NIGHT. RAIN THUNDERSTORMS HAVE AND WILL CONTINUE ACROSS SOUTH CENTRAL TEXAS AND THE HILL COUNTRY. RAINFALL TOTALS OF 2 TO 3 INCHES ARE POSSIBLE OVER THE EASTERN HALF OF THE AREA WITH 5 TO 10 INCHES POSSIBLE OVER THE WESTERN HALF...IN THE VICINITY OF CHARLEY. THIS RAINFALL COMBINED WITH THE SATURATED SOILS FROM THE RAINS SINCE FRIDAY WILL LEAD TO ADDITIONAL FLOODING AND FLASH FLOODING OF RIVERS AND STREAMS....LOW LYING AREAS AND ROADWAYS. RESIDENTS OF SOUTH TEXAS SHOULD LISTEN FOR CURRENT FORECASTS AND FLASH FLOOD ADVISORIES ISSUED BY THE SOUTH 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 23, 7:09 PM CDT | Flash Flood Warning | EWX | Edwards, Kerr, Kinney, Val Verde | 4 hr |
| Aug 23, 7:26 PM CDT | Flash Flood Warning | EWX | Comal, Kendall | 3 hr |
| Aug 23, 10:58 PM CDT | Flash Flood Warning | EWX | Edwards, Kinney, Val Verde | 3 hr |
| Aug 24, 12:43 AM CDT | Flash Flood Warning | EWX | Edwards, Kinney, Val Verde | 8 hr |
| Aug 24, 4:44 AM CDT | Flash Flood Warning | EWX | Uvalde | 4 hr |
| Aug 24, 6:32 AM CDT | Flash Flood Warning | EWX | Real | 4 hr |
| Aug 24, 8:18 AM CDT | Flash Flood Warning | EWX | Edwards, Kinney, Val Verde | 6 hr |
| Aug 24, 10:20 AM CDT | Flash Flood Warning | EWX | Real | 6 hr |
| Aug 24, 11:29 AM CDT | Flash Flood Warning | EWX | Uvalde | 6 hr |
| Aug 24, 1:57 PM CDT | Flash Flood Warning | EWX | Edwards, Kinney, Val Verde | 4 hr |
| Aug 24, 3:57 PM CDT | Flash Flood Warning | EWX | Real | 3 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.