Alert archive / Texas / Flash Flood Warnings in 1998
Flash Flood Warning 241, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Dec 11, 1998, 11:15 AM CST for Bastrop County, Fayette County, Lee County, Texas. It was in force for 7 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
- Dec 11, 1998, 11:15 AM CST (17:15 UTC)
- Expired
- Dec 11, 1998, 6:10 PM CST
- In force
- 7 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Bastrop County, TX, Fayette County, TX, Lee County, TX
The radar
The Ft Hood radar (KGRK), 76 km from the middle of the area, began a volume at 17:15 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 5.3 hours before the alert went out and 265 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
- 2 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 453 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 108 m²/s²
- 0-3 km storm-relative helicity
- 276 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 111715 FFWSAT TXC021-149-287-120010- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1115 AM CST FRI DEC 11 1998 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR... BASTROP IN TEXAS LEE IN TEXAS FAYETTE IN TEXAS * UNTIL 610 PM CST * AT 11 AM CDT... SPOTTERS REPORTED HEAVY RAIN IN THE LEXINGTON- BASTROP-DIME BOX AREA. NEARLY ALL OF THE YEGUA CREEK WATERSHED WAS FLOODED WITH WATER OVER MANY NEARBY ROADS. A FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THIS AFTERNOON FOR BASTROP...LEE AND FAYETTE COUNTIES. FLOOD WARNINGS ARE ALSO IN EFFECT FOR THE YEGUA CREEK WATERSHED. DON'T DRIVE INTO AREAS WHERE WATER COVERS 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.
NWS Austin/San Antonio, TX wrote its last area forecast discussion before this flash flood warning went out at Dec 11, 9:40 AM CST, 1 hour 35 minutes earlier.
Area forecast discussion, Dec 11, 9:40 AM CST, 1 hour 35 minutes before
DEEP SOUTH TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE BROWNSVILLE TX 940 AM CST FRI DEC 11 1998 CURRENT FOERCAST LOOKS GOOD. UPPER SHORT WAVE NEAR THE BIG BEND..AND ASSOCIATED SURFACE LOW UPPER TEXAS COAST CAUSING RAIN..WILL BOTH MOVE NORTHEAST DECREASING CHANCES FOR RAIN. MOS HIGH TEMPS SUGGEST A DECREASE IN CLOUDS WITH TIME..BUT DO NOT THINK THEY WILL DISAPPEAR COMPLETELY. NEXT SURGE OF COLD AIR INDICATED BY MRF SHORT WAVE MID WEEK WILL LIKELY BRING MORE CLOUD AND COLD. INITIAL OVERRUNNING APPEARS LESS THAN FROM SYSTEM NOW MOVING NORTHEAST..HOWEVER. 240 HOUR MRF INIDCATES POTENTIAL FOR AN OUTBREAK. MAGNITIUDE OF 500 MB HIGH MOVING NORTHEAST TOWARD THE YUKON AND OF EXPECTED HUDSON BAY LOW..BOTH SUGGEST INCIPIENT SYSTEM BEARS CLOSE WATCH. HISTORY ALSO SUGGEST POTENTIAL FOR A WINTER OUTBREAK MAY INCREASE FOLLOWING AN ACTIVE HURRICANE SEASON. WILL WATCH THIS POSSIBILITY WITH INTEREST. 62
In the hours before
Special weather statement, Dec 11, 6:08 AM CST, 5 hours 7 minutes before
TXZ171>173-183>194-202>209-217>225-228-120000- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 608 AM CST FRI DEC 11 1998 ...A FLASH FLOOD WATCH IS IN EFFECT TODAY FOR EASTERN PART OF SOUTH CENTRAL TEXAS... COLD...RAINY DAY FOR THE TEXAS HILL COUNTRY AND SOUTH CENTRAL TEXAS TODAY...WITH DAYTIME HIGHS IN THE UPPER 30S TO LOW 40S HILL COUNTRY TO THE MID 40S ACROSS SOUTH CENTRAL TEXAS. A FALL WEATHER SYSTEM OVER WEST TEXAS WILL PRODUCE WIDESPREAD RAIN AND SHOWERS TODAY. SOME SLEET MAY BE MIXED WITH THE RAIN AND SHOWERS OVER THE AREA TODAY. LOCALLY HEAVY RAINFALL IS POSSIBLE OVER THE EASTERN PARTS OF SOUTH CENTRAL TEXAS....WHERE RAIN AND SHOWERS THIS MORNING WILL BE ACCOMPANIED BY A FEW THUNDERSTORMS. RAINFALL TOTALS FROM THIS STORM SYSTEM WILL BE MAINLY IN THE ONE HALF TO ONE AND A HALF INCH RANGE...WITH LOCALLY HIGHER AMOUNTS OVER EASTERN PARTS OF SOUTH CENTRAL TEXAS. GROUNDS REMAIN WETTER THAN NORMAL OVER THE AREA...DUE TO LATE SUMMER AND FALL RAINS...PLUS LIMITED EVAPORATION FROM THE MOSTLY CLOUDY WEATHER OVER THE PAST FEW WEEKS. SIGNIFICANT ACCUMULATIONS OF SLEET ARE NOT EXPECTED...HOWEVER... ROADS AND HIGHWAYS WILL BE WET SLIPPERY FROM WIDESPREAD RAINS. MOSTLY CLOUDY TONIGHT WITH A CHANCE OF RAIN...POSSIBLY MIXED WITH SLEET. RAIN AMOUNTS ARE EXPECTED TO BE LIGHT TONIGHT... AVERAGING LESS THAN ONE QUARTER INCH. FOR SATURDAY...A CLEARING TREND IS EXPECTED WITH DECREASING CLOUDINESS AND AFTERNOON HIGHS IN THE 50S. THOSE PLANNING OUTDOOR ACTIVITIES SHOULD MONITOR THE WEATHER CONDITIONS AS WELL AS THE LATEST STATEMENTS FROM THE NATIONAL WEATHER SERVICE. MOTORISTS SHOULD USE EXTRA CAUTION AND ALLOW EXTRA TIME TO REACH THEIR DESTINATION. 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. 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
Special weather statement, Dec 11, 6:08 AM CST, 5 hours 7 minutes before
TXZ171>173-183>194-202>209-217>225-228-120000- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 608 AM CST FRI DEC 11 1998 ...A FLASH FLOOD WATCH IS IN EFFECT TODAY FOR EASTERN PART OF SOUTH CENTRAL TEXAS... COLD...RAINY DAY FOR THE TEXAS HILL COUNTRY AND SOUTH CENTRAL TEXAS TODAY...WITH DAYTIME HIGHS IN THE UPPER 30S TO LOW 40S HILL COUNTRY TO THE MID 40S ACROSS SOUTH CENTRAL TEXAS. A FALL WEATHER SYSTEM OVER WEST TEXAS WILL PRODUCE WIDESPREAD RAIN AND SHOWERS TODAY. SOME SLEET MAY BE MIXED WITH THE RAIN AND SHOWERS OVER THE AREA TODAY. LOCALLY HEAVY RAINFALL IS POSSIBLE OVER THE EASTERN PARTS OF SOUTH CENTRAL TEXAS....WHERE RAIN AND SHOWERS THIS MORNING WILL BE ACCOMPANIED BY A FEW THUNDERSTORMS. RAINFALL TOTALS FROM THIS STORM SYSTEM WILL BE MAINLY IN THE ONE HALF TO ONE AND A HALF INCH RANGE...WITH LOCALLY HIGHER AMOUNTS OVER EASTERN PARTS OF SOUTH CENTRAL TEXAS. GROUNDS REMAIN WETTER THAN NORMAL OVER THE AREA...DUE TO LATE SUMMER AND FALL RAINS...PLUS LIMITED EVAPORATION FROM THE MOSTLY CLOUDY WEATHER OVER THE PAST FEW WEEKS. SIGNIFICANT ACCUMULATIONS OF SLEET ARE NOT EXPECTED...HOWEVER... ROADS AND HIGHWAYS WILL BE WET SLIPPERY FROM WIDESPREAD RAINS. MOSTLY CLOUDY TONIGHT WITH A CHANCE OF RAIN...POSSIBLY MIXED WITH SLEET. RAIN AMOUNTS ARE EXPECTED TO BE LIGHT TONIGHT... AVERAGING LESS THAN ONE QUARTER INCH. FOR SATURDAY...A CLEARING TREND IS EXPECTED WITH DECREASING CLOUDINESS AND AFTERNOON HIGHS IN THE 50S. THOSE PLANNING OUTDOOR ACTIVITIES SHOULD MONITOR THE WEATHER CONDITIONS AS WELL AS THE LATEST STATEMENTS FROM THE NATIONAL WEATHER SERVICE. MOTORISTS SHOULD USE EXTRA CAUTION AND ALLOW EXTRA TIME TO REACH THEIR DESTINATION. 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. 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
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; radar from the NEXRAD Level II archive.