Alert archive / Texas / Flash Flood Warnings in 1992
Flash Flood Warning 93, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Nov 19, 1992, 8:22 PM CST for Wilson County, Texas. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Nov 19, 1992, 8:22 PM CST (02:22 UTC)
- Expired
- Nov 20, 1992, 1:30 AM CST
- In force
- 5 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Wilson County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 2.4 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
- 63 J/kg
- Mixed-layer CIN
- -101 J/kg
- Mixed-layer LCL
- 794 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 101 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 200225 FFWSAT TXC493-200730- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SAN ANTONIO TX 822 PM CST THU NOV 19 1992 THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 130 AM CST FOR PEOPLE IN THE FOLLOWING COUNTIES... IN SOUTH TEXAS ...WILSON COUNTY RADAR INDICATED A LINE OF THUNDERSTORMS MOVING INTO WILSON COUNTY FROM THE WEST AT 20 TO 25 MILES AND HOUR. THIS LINE OF THUNDERSTORMS PRODUCED OVER ONE INCH OF RAIN WHEN IT MOVE THROUGH HONDO EARLIR THIS EVENING. THE GROUND IN WILSON COUNTRY IS ALREADY SATURATED FROM RAIN EARLIER TODAY AND ADDITIONAL HEAVY RAIN WI CAUSE FLOODING. AVOID ALREADY FLOODED AREASB. TRAVELERS SHOULD NOT ATTEMPT TO CROSS FLOODED ROADS. IF YOUR VEHICLE STALLS...LEAVE IT AND MOVE IMMEDIATELY TO HIGHER GROUND.
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, Nov 19, 6:59 PM CST, 1 hour 23 minutes before
TXZ030-034>037-200150- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 700 PM CST THU 19 NOV 1992 ...FLOOD AND FLASH FLOOD WATCH IN EFFECT THROUGH TONIGHT... ...HEAVY RAINS SPREADING OUT OVER THE INTERIOR COASTAL PLAINS EAST OF AUSTIN...WHILE OTHER SHOWERS AND THUNDERSTORMS RE-DEVELOP OVER THE WESTERN HILL COUNTRY... AT 655 PM...RADAR SHOWED RAINS AND THUNDERSTORMS INCREASING IN AREAL COVERAGE WEST OF SAN ANTONIO AND SPREADING TOWARDS THE NORTHEAST AT 25 MPH. LIGHT TO MODERATE RAINS TO THE EAST WERE ALSO SPIRALING BACK WESTWARD FROM THE COASTAL PLAINS BACK INTO THE IH35 CORRIDOR BETWEEN SAN MARCO...AUSTIN AND TEMPLE. MOTORISTS ARE ADVISED TO USE CAUTION ON WET ROADS AND UNDER REDUCED VISIBILITIES. DO NOT ATTEMPT TO CROSS FLOODED LOW WATER CROSSINGS. JVD
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 19, 7:07 PM CST | Flash Flood Warning | EWX | Atascosa | 5 hr |
| Nov 19, 9:06 PM CST | Flash Flood Warning | EWX | Bexar | 4 hr |
Nearby
Flash Flood Warnings in Texas, 1992Every flash flood warning in 1992
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.