Alert archive / Texas / Flash Flood Warnings in 1992
Flash Flood Warning 48, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at May 16, 1992, 9:51 PM CDT for Gonzales County, Texas. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- May 16, 1992, 9:51 PM CDT (02:51 UTC)
- Expired
- May 17, 1992, 2:00 AM CDT
- In force
- 4 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Gonzales County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 2.9 hours before the alert went out and 193 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
- 1821 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 604 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 103 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 4.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSAT 170252 FFWSAT TXC177-170700- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SAN ANTONIO TX 951 PM CDT SAT MAY 16 1992 THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 200 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES... IN SOUTH TEXAS ...GONZALES COUNTY AT 945 PM CDT NATIONAL WEATHER SERVICE RADAR SHOWED THUNDERSTORMS WITH VERY HEAVY RAIN MOVING INTO SOUTHERN AND WESTERN GONZALES COUNTY. THE STORMS ARE MOVING SLOWLY TOWARD THE EAST. THE DEPARTMENT OF PUBLIC SAFETY IN GONZALES COUNTY REPORTS ROADS ARE NOW UNDER WATER AND NO LONGER PASSABLE IN THE SOUTHERN HALF OF THE COUNTY. 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 NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...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.
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, May 16, 7:29 PM CDT, 2 hours 22 minutes before
TXZ054-170145- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 730 PM CDT SAT MAY 16 1992 AT 725 PM CDT RADAR INDICATED THUNDERSTORMS WITH HEAVY RAIN NEAR BAKERS CROSSING...43 MILES NORTHWEST OF DEL RIO. LITTLE MOVEMENT WAS INDICATED. SMALL HAIL AND HEAVY RAIN HAD BEEN REPORTED NEAR BAKERS CROSSING. MOTORISTS TRAVELING NORTH OUT COMSTOCK TO JUNO ALONG HIGHWAY 163 SHOULD NOT ATTEMPT TO CROSS FLOODED LOW WATER CROSSINGS. CAMPERS AND FISHERMEN ALONG THE DEVILS RIVER SHOULD BE PREPARED TO MOVE TO HIGHER GROUND. REMEMBER...IF YOU OBSERVE ANY AMOUNT OF WATER COMING DOWN A CREEK OR DRAW...DO NOT WAIT...MOVE TO HIGHER GROUND IMMEDIATELY. A SMALL TRICKLE OF WATER CAN BECOME A LINFE THREATENING TORRENT OF WATER IN MINUTES. STAY TUNED TO YOUR LOCAL NOAA WEATHER RADIO...TV AND RADIO STATIONS FOR FURTHER STATEMENTS OR WARNINGS.
Special weather statement, May 16, 8:40 PM CDT, 1 hour 11 minutes before
TXZ054-170240- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 840 PM CDT SAT MAY 16 1992 AT 835 PM CDT RADAR INDICATED ONLY SHOWERS REMAINED IN VAL VERDE COUNTY NEAR LOM ALTA. MOVEMENT WAS TO THE EAST AT 10 MPH. HEAVY RAIN ALONG THE DEVILS RIVER NEAR BAKERS CROSSING...43 MILES NORTHWEST OF DEL RIO HAD BEEN REPORTED EARLIER. MOTORISTS TRAVELING NORTH OUT COMSTOCK TO JUNO ALONG HIGHWAY 163 SHOULD SHOULD BE ALERT TO THE POSSIBILITY OF FLOODED LOW WATER CROSSINGS. CAMPERS AND FISHERMEN ALONG THE DEVILS RIVER SHOULD REMAIN ALERT AND BE PREPARED TO MOVE TO HIGHER GROUND. STAY TUNED TO YOUR LOCAL NOAA WEATHER RADIO...TV AND RADIO STATIONS FOR FURTHER STATEMENTS OR WARNINGS. T
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 7:46 PM CDT | Tornado Warning | EWX | Atascosa | 44 min |
| May 16, 8:12 PM CDT | Flash Flood Warning | EWX | Bastrop | 2 hr |
| May 16, 8:27 PM CDT | Tornado Warning | EWX | Wilson | 63 min |
| May 16, 9:13 PM CDT | Flash Flood Warning | EWX | Wilson | 4 hr |
| May 16, 9:58 PM CDT | Flash Flood Warning | EWX | Bastrop, Lee | 3 hr |
| May 16, 11:20 PM CDT | Flash Flood Warning | EWX | Atascosa, Karnes, La Salle, McMullen | 4 hr |
| May 17, 1:49 AM CDT | Flash Flood Warning | EWX | Lavaca | 116 min |
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.