Alert archive / Texas / Flash Flood Warnings in 1992
Flash Flood Warning 27, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Mar 3, 1992, 9:45 PM CST for Bexar County, Texas. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Mar 3, 1992, 9:45 PM CST (03:45 UTC)
- Expired
- Mar 4, 1992, 1:45 AM CST
- In force
- 4 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Bexar County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 3.8 hours before the alert went out and 223 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
- 570 J/kg
- Mixed-layer CIN
- -276 J/kg
- Mixed-layer LCL
- 763 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 181 m²/s²
- 0-3 km storm-relative helicity
- 234 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSAT 040343 FFWSAT TXC029-040745- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SAN ANTONIO TX 945 PM CST TUE MAR 3 1992 THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 145 AM CST FOR PEOPLE IN THE FOLLOWING COUNTIES... IN SOUTH TEXAS ...BEXAR COUNTY THUNDERSTORMS PRODUCING HEAVY RAIN HAVE MOVED ACROSS BEXAR COUNTY CAUSING FLOODING OF LOW LYING AREAS MAINLY OVER THE NORTHWEST PART OF THE CITY. SOME STREETS IN NORTHWEST SAN ANTONIO HAVE BEEN BARRICADED. MOTORISTS ARE URGED TO RESPECT THESE BARRIERS AND NOT ATTEMPT TO MOVE DRIVE AROUND THEM. AFTER THE RAIN STOPS...RUNOFF FROM THE RAIN WILL C CAUSING WATER TO REMAIN IN ALREADY FLOODED AREAS. MORE SHOWERS AND THUNDERSTORMS ARE DEVELOPING IN THE DEL RIO AREA. THESE STORMS WILL LIKELY MOVE EAST AND COULD AFFECT THE SAN ANTONIO AREA LATER TONIGHT. 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.
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, Mar 3, 5:29 PM CST, 4 hours 16 minutes before
TXZ034-035-038-039-041-040600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 528 PM CST TUE MAR 3 1992 ...SEVERE WEATHER POTENTIAL EXISTS FOR SOUTH CENTRAL TEXAS TONIGHT... A VIGOROUS UPPER-LEVEL STORM SYSTEM IS MOVING OUT OF THE SOUTHWEST U. S. TOWARD SOUTH TEXAS. THIS STORM SYSTEM HAS BEEN RESPONSIBLE FOR RAIN IN THE NORMALLY-DRY DESERT AREAS...WITH SNOW IN THE HIGHER ELEVATIONS OF CALIFORNIA...NEVADA...ARIZONA AND NEW MEXICO. AS THIS SYSTEM MOVES TOWARD SOUTH CENTRAL TEXAS TONIGHT INTO ABUNDANT LOW-LEVEL MOISTURE...THUNDERSTORMS ARE DEVELOPING. THE NATIONAL SEVERE STORMS FORECAST CENTER HAS DETERMINED THAT THE POTENTIAL EXISTS FOR SEVERE WEATHER IN PARTS OF SOUTH CNNTRAL TEXAS TONIGHT. THIS MEANS THAT LARGE HAIL ...DAMAGING WINDS...FREQUENT DEADLY LIGHTNING AND LOCALLY HEAVY RAINFALL MAY OCCUR...AS WELL AS THE THREAT OF TORNADOES. IF SEVERE WEATHER IS IMMINENT...SEVERE THUNDERSTORM OR TORNADO WATCHES OR WARNINGS WILL BE ISSUED ALERTING YOU OF APPROACHING OR DEVELOPING WEATHER. A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR THE EDWARDS PLATEAU... INCLUDING THE CITY OF DEL RIO...EFFECTIVE UNTIL 11 PM THIS EVENING. SEVERE THUNDERSTORMS MAY CONTAIN HAIL THREE-QUARTERS OF AN INCH OR GREATER IN DIAMETER...WIND GUSTS GREATER THAN 50 MPH...FREQUENT LIGHTNING AND LOCALLY HEAVY RAINFALL. REMEMBER...TORNADOES CAN AND DO OCCUR IN THUNDERSTORMS...AND CAN STRIKE WITH LITTLE ADVANCE WARNING. IN ADDITION...A FLASH FLOOD AND FLOOD WATCH IS IN EFFECT TONIGHT ALONG AND NORTH OF A PALACIOS-BEEVILLE-EAGLE PASS LINE. ADDITIONAL RAINFALL AMOUNTS BETWEEN 2 AND 5 INCHES COULD OCCUR BEFORE THE STORMS MOVE OUT OF SOUTH CENTRAL TEXAS WEDNESDAY. PERSONS THROUGHOUT SOUTH TEXAS SHOULD CONTINUE TO MONITOR RADIO...TV OR NOAA WEATHER RADIO BROADCASTS DURING THE NIGHT. ALTHOUGH IT IS STILL OFFICIALLY WINTER...THIS STORM SYSTEM WILL PRODUCE SEVERE SPRING-LIKE WEATHER...SO KEEP ALERT AND INFORMED. ADD ITIONAL BULLETINS OR WARNINGS WILL BE ISSUED BY SOUTH TEXAS WEATHER SERVICE OFFICES CONCERNING THE LATEST WEATHER DEVELOPMENTS.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 3, 6:00 PM CST | Severe Thunderstorm Warning | EWX | Kinney | 60 min |
| Mar 3, 6:05 PM CST | Severe Thunderstorm Warning | EWX | Val Verde | 55 min |
| Mar 3, 6:46 PM CST | Severe Thunderstorm Warning | EWX | Real | 59 min |
| Mar 3, 6:54 PM CST | Severe Thunderstorm Warning | EWX | Bandera, Kerr | 2 hr |
| Mar 3, 7:05 PM CST | Severe Thunderstorm Warning | EWX | Kinney, Uvalde | 55 min |
| Mar 3, 7:30 PM CST | Severe Thunderstorm Warning | EWX | Val Verde | 55 min |
| Mar 3, 8:04 PM CST | Severe Thunderstorm Warning | EWX | Uvalde | 41 min |
| Mar 3, 8:18 PM CST | Severe Thunderstorm Warning | EWX | Zavala | 57 min |
| Mar 3, 8:34 PM CST | Severe Thunderstorm Warning | EWX | Webb | 56 min |
| Mar 3, 9:02 PM CST | Severe Thunderstorm Warning | EWX | Frio | 58 min |
| Mar 3, 10:05 PM CST | Severe Thunderstorm Warning | EWX | Val Verde | 55 min |
| Mar 3, 10:10 PM CST | Severe Thunderstorm Warning | EWX | Bexar | 65 min |
| Mar 3, 10:15 PM CST | Severe Thunderstorm Warning | EWX | Bastrop | 35 min |
| Mar 3, 10:32 PM CST | Severe Thunderstorm Warning | EWX | Fayette, Lee | 43 min |
| Mar 3, 10:47 PM CST | Severe Thunderstorm Warning | EWX | Wilson | 58 min |
| Mar 4, 12:40 AM CST | Flash Flood Warning | EWX | Bandera, Comal, Kendall, Kerr | 6 hr |
| Mar 4, 12:40 AM CST | Flash Flood Warning | EWX | Real | 6 hr |
| Mar 4, 2:17 AM CST | Flash Flood Warning | EWX | Medina, Uvalde | 6 hr |
| Mar 4, 3:04 AM CST | Flash Flood Warning | EWX | Blanco, Hays | 3 hr |
| Mar 4, 3:55 AM CST | Severe Thunderstorm Warning | EWX | Comal | 50 min |
| Mar 4, 5:26 AM CST | Flash Flood Warning | EWX | Bastrop, Travis, Williamson | 4 hr |
| Mar 4, 5:26 AM CST | Flash Flood Warning | EWX | Blanco, Caldwell, Hays | 4 hr |
| Mar 4, 4:17 PM CST | Severe Thunderstorm Warning | EWX | Burnet | 58 min |
| Mar 4, 4:58 PM CST | Severe Thunderstorm Warning | EWX | Travis, Williamson | 62 min |
| Mar 4, 5:15 PM CST | Severe Thunderstorm Warning | EWX | Blanco, Hays | 60 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.