Alert archive / Texas / Flash Flood Warnings in 1998
Flash Flood Warning 87, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Aug 22, 1998, 9:15 PM CDT for Medina 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 22, 1998, 9:15 PM CDT (02:15 UTC)
- Expired
- Aug 23, 1998, 12:15 AM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Medina County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 2.3 hours before the alert went out and 168 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
- 854 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 781 m above ground
- 0-6 km bulk shear
- 1 kt
- 0-1 km storm-relative helicity
- -25 m²/s²
- 0-3 km storm-relative helicity
- 27 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 230216 FFWSAT TXC325-230515- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 915 PM CDT SAT AUG 22 1998 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR... MEDINA COUNTY IN SOUTH CENTRAL TEXAS * UNTIL 1215 AM CDT * FLASH FLOODING EXPECTED AROUND- ACROSS NORTH ANS CENTRAL MEDINA COUNTY * PERSISTANT HEAVY RAINS ACROSS NORTHERN AND CENTRAL MEDINA COUNTY WERE BEGINNING TO CAUSE FLASH FLOODING WITH SOME ROAD CLOSURES BEING REPORTED BY THE SHERIFFS DEPARTMENT. HEAVY RAINS WILL CONTINUE FOR THE NEXT SEVERAL HOURS CAUSING ADDITIONAL FLOODING WHICH COULD BECOME WIDESPREAD OVERNIGHT TONIGHT. IF YOU LIVE IN AREAS PRONE TO FLOODING OR NEAR CREEKS OR RIVERS BE AWARE THAT HEAVY RAINS OVERNIGHT COULD CAUSE THESE AREAS TO FLOOD RAPIDLY. UP TO THREE INCHES OF RAIN HAS ALREADY FALLEN AND AN ADDITIONAL TWO TO THREE INCHES OF RAIN IS POSSIBLE OVER THE NEXT FEW HOURS. IF YOU ARE IN THESE AREAS...BE PREPARED TO MOVE TO HIGHER GROUND IF FLOOD WATER THREATEN. DO NOT DRIVE THROUGH WATER COVERING THE ROAD. AREA RESIDENTS SHOULD MONITOR FLOOD CONDITIONS... AND BE PREPARED TO MOVE TO HIGHE"R 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 22, 6:00 PM CDT, 3 hours 15 minutes before
TXZ171>173-183>194-202>209-217>225-228-231200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 600 PM CDT SAT AUG 22 1998 ...FLASH FLOOD WATCH IN EFFECT TONIGHT... TROPICAL DEPRESSION CHARLEY IS NEAR COTULLA TEXAS. MOVING TO THE NORTHWEST AT 20 MPH. NUMEROUS SHOWERS AND THUNDERSTORMS ASSOCIATED WITH CHARLEY HAVE CONTINUED THROUGH THE AFTERNOON AND WILL PREVAIL AREAWIDE TONIGHT. STORMS HAVE PRODUCE LOCALLY HEAVY RAINFALL...WHICH HAS RESULTED IN FLOODING OF RIVER AND STREAMS....LOW LYING AREAS AND ROAD. RAINFALL TOTALS HAVE BEEN 2 TO 4 INCHES AREAWIDE WITH ISOLATED AMOUNTS UP TO 6 INCHES REPORTED. NUMEROUS SHOWERS AND THUNDERSTORMS WILL CONTINUE TONIGHT AND PRODUCE RAINFALL AMOUNTS OF 4 TO 6 INCHES WITH ISOLATED AMOUNTS UP TO 10 INCHES IN ADDITION TO THE TOTALS THAT HAVE ALREADY BEEN REPORTED. 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.
Special weather statement, Aug 22, 6:00 PM CDT, 3 hours 15 minutes before
TXZ171>173-183>194-202>209-217>225-228-231200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 600 PM CDT SAT AUG 22 1998 ...FLASH FLOOD WATCH IN EFFECT TONIGHT... TROPICAL DEPRESSION CHARLEY IS NEAR COTULLA TEXAS. MOVING TO THE NORTHWEST AT 20 MPH. NUMEROUS SHOWERS AND THUNDERSTORMS ASSOCIATED WITH CHARLEY HAVE CONTINUED THROUGH THE AFTERNOON AND WILL PREVAIL AREAWIDE TONIGHT. STORMS HAVE PRODUCE LOCALLY HEAVY RAINFALL...WHICH HAS RESULTED IN FLOODING OF RIVER AND STREAMS....LOW LYING AREAS AND ROAD. RAINFALL TOTALS HAVE BEEN 2 TO 4 INCHES AREAWIDE WITH ISOLATED AMOUNTS UP TO 6 INCHES REPORTED. NUMEROUS SHOWERS AND THUNDERSTORMS WILL CONTINUE TONIGHT AND PRODUCE RAINFALL AMOUNTS OF 4 TO 6 INCHES WITH ISOLATED AMOUNTS UP TO 10 INCHES IN ADDITION TO THE TOTALS THAT HAVE ALREADY BEEN REPORTED. 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 22, 7:30 PM CDT | Flash Flood Warning | EWX | Bexar | 2 hr |
| Aug 22, 7:55 PM CDT | Flash Flood Warning | EWX | Bandera, Uvalde | 3 hr |
| Aug 22, 7:55 PM CDT | Flash Flood Warning | EWX | Kerr | 3 hr |
| Aug 22, 9:50 PM CDT | Flash Flood Warning | EWX | Uvalde, Zavala | 4 hr |
| Aug 22, 10:51 PM CDT | Flash Flood Warning | EWX | Bandera | 3 hr |
| Aug 23, 12:00 AM CDT | Flash Flood Warning | EWX | Medina | 2 hr |
| Aug 23, 1:43 AM CDT | Flash Flood Warning | EWX | Bandera, Real, Uvalde | 107 min |
| Aug 23, 1:43 AM CDT | Flash Flood Warning | EWX | Medina, Zavala | 107 min |
| Aug 23, 1:43 AM CDT | Flash Flood Warning | EWX | Kinney | 107 min |
| Aug 23, 2:06 AM CDT | Flash Flood Warning | EWX | DeWitt, Lavaca | 4 hr |
| Aug 23, 3:56 AM CDT | Flash Flood Warning | EWX | Edwards, Kinney, Uvalde | 3 hr |
| Aug 23, 3:56 AM CDT | Flash Flood Warning | EWX | Real | 3 hr |
| Aug 23, 5:06 AM CDT | Flash Flood Warning | EWX | Bandera, Medina | 3 hr |
| Aug 23, 6:27 AM CDT | Flash Flood Warning | EWX | DeWitt, Gonzales | 3 hr |
| Aug 23, 6:52 AM CDT | Flash Flood Warning | EWX | Edwards, Kerr, Kinney, Real, Uvalde | 4 hr |
| Aug 23, 7:46 AM CDT | Flash Flood Warning | EWX | Caldwell, Comal, Guadalupe, Hays | 3 hr |
| Aug 23, 9:10 AM CDT | Flash Flood Warning | EWX | Val Verde | 6 hr |
| Aug 23, 9:32 AM CDT | Flash Flood Warning | EWX | Blanco | 6 hr |
| Aug 23, 10:13 AM CDT | Flash Flood Warning | EWX | DeWitt, Gonzales, Lavaca | 6 hr |
| Aug 23, 10:46 AM CDT | Flash Flood Warning | EWX | Edwards, Kinney, Uvalde | 4 hr |
| Aug 23, 10:46 AM CDT | Flash Flood Warning | EWX | Kerr, Real | 4 hr |
| Aug 23, 11:07 AM CDT | Flash Flood Warning | EWX | Caldwell, Guadalupe, Hays | 4 hr |
| Aug 23, 2:39 PM CDT | Flash Flood Warning | EWX | Bandera, Edwards, Kerr, Real | 5 hr |
| Aug 23, 2:39 PM CDT | Flash Flood Warning | EWX | Kinney, Uvalde | 5 hr |
| Aug 23, 2:39 PM CDT | Flash Flood Warning | EWX | Val Verde | 5 hr |
| Aug 23, 5:36 PM CDT | Flash Flood Warning | EWX | Atascosa, Bexar, Wilson | 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.