Alert archive / Texas / Flash Flood Warnings in 1998
Flash Flood Warning 110, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Aug 23, 1998, 5:36 PM CDT for Atascosa County, Bexar County, Wilson 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 23, 1998, 5:36 PM CDT (22:36 UTC)
- Expired
- Aug 23, 1998, 8:35 PM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Atascosa County, TX, Bexar County, TX, Wilson County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 10.6 hours before the alert went out and 190 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
- 1859 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 522 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -51 m²/s²
- 0-3 km storm-relative helicity
- -49 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 232237 FFWSAT TXC013-029-493-240135- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 536 PM CDT SUN AUG 23 1998 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR... BEXAR COUNTY IN SOUTH CENTRAL TEXAS WILSON COUNTY IN SOUTH CENTRAL TEXAS ATASCOSA COUNTY IN SOUTH CENTRAL TEXAS * UNTIL 835 PM CDT * AT 534 PM NATIONAL WEATHER SERVICE DOPPLER RADAR A INDICATED LINE OF STRONG THUNDERSTORMS WITH VERY HEAVY RAIN EXTENDING FROM NEAR SAN ANTONIO SOUTH TO SOUTHERN ATASCOSA COUNTY. RAINFALL RATES OF 2 TO 2.5 INCHES IN AN HOUR WILL CAUSE FLOODING OF LOW LYING AREA AS WELL AS LOW WATER CROSSINGS. DO NOT ATTEMPT TO CROSS FLOODED LOW WATER CROSSINGS. 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. TAYLOR/RB
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
Local storm report, Aug 23, 2:59 PM CDT, 2 hours 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TEXAS
259 PM CDT SUN AUG 23 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0800 AM 30 NW LEAKEY TX FLOODING
08/23/98 REAL *** 4 DEAD ***
FOUR DEATHS CONFIRMED BY
REAL SHERIFFS DEPARTEMENT
ON HWY 41.
TAYLORLocal storm report, Aug 23, 2:59 PM CDT, 2 hours 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TEXAS
259 PM CDT SUN AUG 23 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0800 AM 30 NW LEAKEY TX FLOODING
08/23/98 REAL *** 4 DEAD ***
FOUR DEATHS CONFIRMED BY
REAL SHERIFFS DEPARTEMENT
ON HWY 41.
TAYLORThe 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, 9:15 PM CDT | Flash Flood Warning | EWX | Medina | 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 |
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.