Alert archive / Texas / Flash Flood Warnings in 1992
Flash Flood Warning 6, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Feb 3, 1992, 10:05 PM CST for Bexar County, Comal County, Medina County, Texas. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Feb 3, 1992, 10:05 PM CST (04:05 UTC)
- Expired
- Feb 4, 1992, 6:00 AM CST
- In force
- 8 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Bexar County, TX, Comal County, TX, Medina County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 4.1 hours before the alert went out and 214 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
- 843 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 84 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 040410 FFWSAT TXC019-029-091-259-265-325-041200- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SAN ANTONIO TX 1005 PM CST MON FEB 3 1992 THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 600 AM CST FOR PEOPLE IN THE FOLLOWING COUNTIES... IN SOUTH TEXAS ...BANDERA COUNTY...BEXAR COUNTY...COMAL COUNTY...KENDALL COUNTY ...KERR COUNTY...MEDINA COUNTY AT 1005 PM CST...WEATHER SERVICE RADAR INDICATED A LINE OF THUNDERSTORMS...SOME WITH LOCALLY HEAVY RAIN...MOVING NORTH AT 20 MPH TOWARD MEDINA AND BEXAR COUNTIES. SINCE THE GROUND IS ALREADY SUPER-SATURATED...THIS ADDITIONAL RAIN WILL NOT SOAK IN BUT RUN OFF RAPIDLY INTO ALREADY SWOLLEN OR FLOODED CREEKS...RIVERS AND LOW-WATER CROSSINGS...GREATLY ADDING TO THE THREAT OF FLASH FLOODING. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. AVOID ALREADY FLOODED AREAS. TRAVELERS SHOULD NOT ATTEMPT TO CROSS FLOODED ROADS. IF YOUR VEHICLE STALLS...LEAVE IT AND MOVE IMMEDIATELY TO HIGHER GROUND. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER DURING THREATENING RAINS. A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS. CAMPERS AND OTHER PEOPLE IN RECREATION AREAS ALONG CREEKS...STREAM...AND RIVERS IN THE WARNING AREA SHOULD MOVE TO HIGH GROUND IMMEDIATELY. FLOOD PRONE URBAN AREAS FILL WITH WATER QUICKLY. CLOGGED STORM DRAINS MAY CAUSE OTHER AREAS TO FLOOD. DO NOT DRIVE THROUGH FLOOD WATERS AND STAY AWAY FROM STORM DRAINS.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 3, 6:40 PM CST | Flash Flood Warning | EWX | Gillespie | 3 hr |
| Feb 3, 6:40 PM CST | Flash Flood Warning | EWX | Williamson | 3 hr |
| Feb 3, 10:05 PM CST | Flash Flood Warning | EWX | Bandera, Kendall, Kerr | 8 hr |
| Feb 4, 1:14 AM CST | Flash Flood Warning | EWX | Bastrop, Caldwell | 6 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.