Alert archive / Texas / Flash Flood Warnings in 1998
Flash Flood Warning 147, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Sep 11, 1998, 12:22 PM CDT for Wilson County, Texas. It was in force for 98 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Sep 11, 1998, 12:22 PM CDT (17:22 UTC)
- Expired
- Sep 11, 1998, 2:00 PM CDT
- In force
- 98 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Wilson County, TX
The nearest sounding before it
Corpus Christi, TX (KNGP), launched 12:00Z, 5.4 hours before the alert went out and 176 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1491 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 112 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 111723 FFWSAT TXC493-111900- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1222 PM CDT FRI SEP 11 1998 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR... WILSON COUNTY IN SOUTH CENTRAL TEXAS * UNTIL 200 PM CDT * FLASH FLOODING EXPECTED AROUND- OVER PARTS OF WILSON COUNTY * AN AREA OF VERY HEAVY RAIN WILL MOVE AND DEVELOP OVER WILSON COUNTY...ASSOCIATED WITH THE REMNANTS OF TROPICAL STORM FRANCES. THESE HEAVY RAINS WILL AFFECT WILSON COUNTY IN THE NEXT 1 TO 2 HOURS. 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 WAT2ER 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, Sep 11, 6:48 AM CDT, 5 hours 34 minutes before
TXZ171>173-183>194-202>209-217>225-228-112300- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 648 AM CDT FRI SEP 11 1998 ...TORNADO WATCH IN EFFECT FOR THE EASTERN SECTIONS OF SOUTH CENTRAL TEXAS UNTIL 1 PM... ...FLASH FLOOD WATCH TODAY FOR ALL OF SOUTH CENTRAL TEXAS AND THE HILL COUNTRY... ...WIND ADVISORY IN EFFECT FOR THE HILL COUNTRY AND MUCH OF SOUTH CENTRAL TEXAS THROUGH TODAY... THE CENTER OF TROPICAL STORM FRANCES MADE LANDFALL NEAR REFUGIO... TEXAS...EARLY THIS MORNING. THE STORM IS MOVING NORTHWEST ACROSS THE TEXAS COASTAL PLAINS AT ABOUT 13 MPH. THE FORECAST TRACK WILL TAKE THE CENTER OF THE STORM NEAR SAN ANTONIO LATE THIS MORNING AND INTO THE HILL COUNTRY LATER TODAY AND TONIGHT. THE STORM WILL PRODUCE WIDESPREAD RAINS OF 1 TO 3 INCHES. TOTALS OF 5 TO 10 INCHES WILL OCCUR IN SPOTS...MAINLY ALONG AND TO THE NORTHEAST OF THE STORM'S TRACK. UP TO 12 INCHES OF RAIN IS POSSIBLE IN A FEW AREAS. IN ADDITION TO THE FLOODING THREAT... THE POTENTIAL FOR TORNADOES EXISTS UNTIL EARLY AFTERNOON ROUGHLY EAST OF AN AUSTIN TO CUERO LINE. WINDY CONDITIONS WILL PLAGUE MOST OF THE AREA TODAY...POSING A HAZARD FOR DRIVERS OF HIGH PROFILE VEHIICLES. THIS IS A POTENTIALLY VERY DANGEROUS SITUATION AND RESIDENTS ARE URGED TO MONITOR THE WEATHER CLOSELY. 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 bTEXAS FROM HOUSTON/GALVESTON SATSPSHOU...WWUS35 KHOU COASTAL BEND/ FROM CORPUS CHRISTI SATSPSCRP...WWUS35 KCRP RIO GRANDE PLAINS
Special weather statement, Sep 11, 6:48 AM CDT, 5 hours 34 minutes before
TXZ171>173-183>194-202>209-217>225-228-112300- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 648 AM CDT FRI SEP 11 1998 ...TORNADO WATCH IN EFFECT FOR THE EASTERN SECTIONS OF SOUTH CENTRAL TEXAS UNTIL 1 PM... ...FLASH FLOOD WATCH TODAY FOR ALL OF SOUTH CENTRAL TEXAS AND THE HILL COUNTRY... ...WIND ADVISORY IN EFFECT FOR THE HILL COUNTRY AND MUCH OF SOUTH CENTRAL TEXAS THROUGH TODAY... THE CENTER OF TROPICAL STORM FRANCES MADE LANDFALL NEAR REFUGIO... TEXAS...EARLY THIS MORNING. THE STORM IS MOVING NORTHWEST ACROSS THE TEXAS COASTAL PLAINS AT ABOUT 13 MPH. THE FORECAST TRACK WILL TAKE THE CENTER OF THE STORM NEAR SAN ANTONIO LATE THIS MORNING AND INTO THE HILL COUNTRY LATER TODAY AND TONIGHT. THE STORM WILL PRODUCE WIDESPREAD RAINS OF 1 TO 3 INCHES. TOTALS OF 5 TO 10 INCHES WILL OCCUR IN SPOTS...MAINLY ALONG AND TO THE NORTHEAST OF THE STORM'S TRACK. UP TO 12 INCHES OF RAIN IS POSSIBLE IN A FEW AREAS. IN ADDITION TO THE FLOODING THREAT... THE POTENTIAL FOR TORNADOES EXISTS UNTIL EARLY AFTERNOON ROUGHLY EAST OF AN AUSTIN TO CUERO LINE. WINDY CONDITIONS WILL PLAGUE MOST OF THE AREA TODAY...POSING A HAZARD FOR DRIVERS OF HIGH PROFILE VEHIICLES. THIS IS A POTENTIALLY VERY DANGEROUS SITUATION AND RESIDENTS ARE URGED TO MONITOR THE WEATHER CLOSELY. 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 bTEXAS FROM HOUSTON/GALVESTON SATSPSHOU...WWUS35 KHOU COASTAL BEND/ FROM CORPUS CHRISTI SATSPSCRP...WWUS35 KCRP RIO GRANDE PLAINS
Special weather statement, Sep 11, 10:23 AM CDT, 1 hour 59 minutes before
TXZ171>173-183>194-202>209-217>225-228-112130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1023 AM CDT FRI SEP 11 1998 ...FRANCIS MOVING TOWARD HILL COUNTRY... ...TORRENTIAL RAINS POSSIBLE TONIGHT OVER PORTIONS OF HILL COUNTRY... TROPICAL STORM FRANCIS WAS CHURNING NORTHWESTWARD THIS MORNING TOWARD THE TEXAS HILL COUNTRY. THE LOW CENTER..NOW NEAR BEEVILLE WILL PUSH JUST SOUTH OF SAN ANTONIO BY 7 PM...MOVING OVER THE SOUTHEASTERN AND SOUTH CENTRAL PORTIONS OF THE HILL COUNTRY TONIGHT. AS WITH ANY TROPICAL SYSTEM..NIGHTTIME CORE RAINS REMAIN A DANGEROUS THREAT. THESE ARE THE TORRENTIAL DOWNPOURS WHICH OCCUR DURING THE NIGHT HOURS NEAR THE CENTER OF A TROPICAL LOW. AS THE LOW TRACKS ACROSS THE HILL COUNTRY..CORE RAINS COULD DEVELOP..WITH AMOUNTS OF 5 TO 10 INCHES POSSIBLE IN A SHORT AMOUNT OF TIME. THE HILL COUNTRY..WITH ITS CHARACTERISTICALLY ROCKY NATURE..WILL EXACERBATE THE THREAT AS RAPID RUNOFF WILL RESULT IN DANGEROUS..LIFE THREATENING FLASH FLOODS. THE NATIONAL WEATHER SERVICE WARNS RESIDENTS OF THESE AREAS TO TAKE NECESSARY PRECAUTIONS TO PROTECT LIFE AND PROPERTY. IF YOU LIVE IN A LOW LYING OR FLOOD PRONE AREA..KEEP ABREAST OF THE LATEST WEATHER DEVELOPMENTS TONIGHT AND BE READY TO MOVE TO HIGHER GROUND IF FLASH FLOODING OCCURS OR A WARNING IS ISSUED. CAMPERS AND PEOPLE TEMPORARILY IN THE FLOOD PLAIN SHOULD BE AWARE THAT HEAVY RAIN AND FLOODING CONDITIONS CAN INUNDATE THE FLOOD PLAIN WITH TENS OF FEET OF TURBULENT FLOW IN LESS THAN AN HOUR IN FLASHY STREAMS. SECONDARY ROADS AND LOW BRIDGES WILL BE EXTREMELY DANGEROUS..ESPECIALLY ALONG THE ESCARPMENT TONIGHT. TRAVEL IS DISCOURAGED ACROSS THE THREATENED COUNTIES TONIGH\T.
Special weather statement, Sep 11, 10:23 AM CDT, 1 hour 59 minutes before
TXZ171>173-183>194-202>209-217>225-228-112130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1023 AM CDT FRI SEP 11 1998 ...FRANCIS MOVING TOWARD HILL COUNTRY... ...TORRENTIAL RAINS POSSIBLE TONIGHT OVER PORTIONS OF HILL COUNTRY... TROPICAL STORM FRANCIS WAS CHURNING NORTHWESTWARD THIS MORNING TOWARD THE TEXAS HILL COUNTRY. THE LOW CENTER..NOW NEAR BEEVILLE WILL PUSH JUST SOUTH OF SAN ANTONIO BY 7 PM...MOVING OVER THE SOUTHEASTERN AND SOUTH CENTRAL PORTIONS OF THE HILL COUNTRY TONIGHT. AS WITH ANY TROPICAL SYSTEM..NIGHTTIME CORE RAINS REMAIN A DANGEROUS THREAT. THESE ARE THE TORRENTIAL DOWNPOURS WHICH OCCUR DURING THE NIGHT HOURS NEAR THE CENTER OF A TROPICAL LOW. AS THE LOW TRACKS ACROSS THE HILL COUNTRY..CORE RAINS COULD DEVELOP..WITH AMOUNTS OF 5 TO 10 INCHES POSSIBLE IN A SHORT AMOUNT OF TIME. THE HILL COUNTRY..WITH ITS CHARACTERISTICALLY ROCKY NATURE..WILL EXACERBATE THE THREAT AS RAPID RUNOFF WILL RESULT IN DANGEROUS..LIFE THREATENING FLASH FLOODS. THE NATIONAL WEATHER SERVICE WARNS RESIDENTS OF THESE AREAS TO TAKE NECESSARY PRECAUTIONS TO PROTECT LIFE AND PROPERTY. IF YOU LIVE IN A LOW LYING OR FLOOD PRONE AREA..KEEP ABREAST OF THE LATEST WEATHER DEVELOPMENTS TONIGHT AND BE READY TO MOVE TO HIGHER GROUND IF FLASH FLOODING OCCURS OR A WARNING IS ISSUED. CAMPERS AND PEOPLE TEMPORARILY IN THE FLOOD PLAIN SHOULD BE AWARE THAT HEAVY RAIN AND FLOODING CONDITIONS CAN INUNDATE THE FLOOD PLAIN WITH TENS OF FEET OF TURBULENT FLOW IN LESS THAN AN HOUR IN FLASHY STREAMS. SECONDARY ROADS AND LOW BRIDGES WILL BE EXTREMELY DANGEROUS..ESPECIALLY ALONG THE ESCARPMENT TONIGHT. TRAVEL IS DISCOURAGED ACROSS THE THREATENED COUNTIES TONIGH\T.
Special weather statement, Sep 11, 12:00 PM CDT, 22 minutes before
TXZ171>173-183>194-202>209-217>225-228-112300- HAZARDOUS WEATHER OUTLOOK...UPDATE NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1200 PM CDT FRI SEP 11 1998 ...FRANCIS MOVING TOWARD HILL COUNTRY... ...TORRENTIAL RAINS POSSIBLE TONIGHT OVER PORTIONS OF HILL COUNTRY... NATIONAL WEATHER SERVICE DOPPLER RADARS ESTIMATE THE CENTRAL OF TROPICAL STORM FRANCIS TO BE OVER BEE AND GOLIAD COUNTIES...BETWEEN BEEVILLE AND VICTORIA. ESTIMATED MOVEMENT IS NORTHWEST AT 10 MPH. THIS MOVEMENT WILL BRING THE CENTER TO JUST SOUTH OF SAN ANTONIO AT 7 PM THIS EVENING AND THEN CONTINUING INTO THE TEXAS HILL COUNTRY TONIGHT. AS WITH ANY TROPICAL SYSTEM..NIGHTTIME CORE RAINS REMAIN A DANGEROUS THREAT. THESE ARE THE TORRENTIAL DOWNPOURS WHICH OCCUR DURING THE NIGHT HOURS NEAR THE CENTER OF A TROPICAL LOW. AS THE LOW TRACKS ACROSS THE HILL COUNTRY..CORE RAINS COULD DEVELOP..WITH AMOUNTS OF 5 TO 10 INCHES POSSIBLE IN A SHORT AMOUNT OF TIME. THE HILL COUNTRY..WITH ITS CHARACTERISTICALLY ROCKY NATURE..WILL EXACERBATE THE THREAT AS RAPID RUNOFF WILL RESULT IN DANGEROUS..LIFE THREATENING FLASH FLOODS. THE NATIONAL WEATHER SERVICE WARNS RESIDENTS OF THESE AREAS TO TAKE NECESSARY PRECAUTIONS TO PROTECT LIFE AND PROPERTY. IF YOU LIVE IN A LOW LYING OR FLOOD PRONE AREA..KEEP ABREAST OF THE LATEST WEATHER DEVELOPMENTS TONIGHT AND BE READY TO MOVE TO HIGHER GROUND IF FLASH FLOODING OCCURS OR A WARNING IS ISSUED. CAMPERS AND PEOPLE TEMPORARILY IN THE FLOOD PLAIN SHOULD BE AWARE THAT HEAVY RAIN AND FLOODING CONDITIONS CAN INUNDATE THE FLOOD PLAIN WITH TENS OF FEET OF TURBULENT FLOW IN LESS THAN AN HOUR IN FLASHY STREAMS. SECONDARY ROADS AND LOW BRIDGES WILL BE EXTREMELY DANGEROUS... ESPECIALLY ALONG THE ESCARPMENT TONIGHT. TRAVEL IS DISCOURAGED ACROSS THE THREATENED COUNTIES TONIGHT. 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. TIMELY DELIVERY OF DATA AND PRODUCTS FROM THIS SERVER THROUGH THE INTERNET IS NOT GUARANTEED... UNLIKE DATA AND PRODUCTS DELIVERED FROM THE OFFICIAL NATIONAL WEATHER SERVICE SOURCES. THE OFFICIAL SOURCE OF NATIONAL WEATHER SERVICE DATA AND PRODUCTS IS THE NOAA WEATHER RADIO...NOAA WEATHER WIRE...FAMILY OF SERVICES, AND EMWIN. 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
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 10, 11:29 PM CDT | Flash Flood Warning | EWX | Lavaca | 6 hr |
| Sep 11, 12:24 AM CDT | Flash Flood Warning | EWX | DeWitt | 5 hr |
| Sep 11, 5:09 AM CDT | Flash Flood Warning | EWX | DeWitt, Gonzales, Lavaca | 5 hr |
| Sep 11, 5:09 AM CDT | Flash Flood Warning | EWX | Karnes | 5 hr |
| Sep 11, 8:16 AM CDT | Flash Flood Warning | EWX | Wilson | 4 hr |
| Sep 11, 8:53 AM CDT | Flash Flood Warning | EWX | Bastrop, Lee, Travis, Williamson | 4 hr |
| Sep 11, 9:58 AM CDT | Flash Flood Warning | EWX | DeWitt, Karnes | 3 hr |
| Sep 11, 11:08 AM CDT | Flash Flood Warning | EWX | Guadalupe | 112 min |
| Sep 11, 11:16 AM CDT | Flash Flood Warning | EWX | Comal | 104 min |
| Sep 11, 11:23 AM CDT | Flash Flood Warning | EWX | Bexar | 3 hr |
| Sep 11, 6:03 PM CDT | Flash Flood Warning | EWX | Fayette, Lee | 2 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.