Alert archive / Texas / Flash Flood Warnings in 1992
Flash Flood Warning 64, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at May 21, 1992, 4:24 PM CDT for Bexar County, Comal County, Texas. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- May 21, 1992, 4:24 PM CDT (21:24 UTC)
- Expired
- May 21, 1992, 7:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Bexar County, TX, Comal County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 9.4 hours before the alert went out and 235 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
- 1686 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 606 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 64 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 212127 FFWSAT TXC029-091-220030- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SAN ANTONIO TX 424 PM CDT THU MAY 21 1992 THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 730 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES... IN SOUTH TEXAS ...NORTHERN BEXAR COUNTY...COMAL COUNTY HEAVY RAINFALL CONTINUES ACROSS MUCH OF NORTHERN BEXAR COUNTY AS WELL AS A VERY LARGE PART OF COMAL COUNTY. FLASH FLOODING CONTINUES TO WORSEN ACROSS NORTHERN BEXAR COUNTY AND WILL BE DEVELOPING MOMENTARILY ACROSS COMAL COUNTY. WATER WILL BE ON THE RISE FOR THE NEXT HOUR OR TWO...ANY IMPROVEMENT IN THE FLASH FLOODING WILL OCCUR LATER THIS EVENING. 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 F:LASH 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
Local storm report, May 21, 1:38 PM CDT, 2 hours 46 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SAN ANTONIO, TX
138 PM CDT THU MAY 21 1992
DATE TIME
21 704AM CDT TORNADO SPOTTED IN CITY OF GARDEN RIDGE BY SELMA AND
GARDEN RIDGE POLICE OFFICERS. BARNS DESTROYED, TREES
UPROOTED AND FENCES DOWN. NO KNOWN INJURIES...BEXAR COUNTY
21 1100AM STATE HWY 16 SOUTH OF KERRVILLE CLOSED DUE TO FLOODING...
KERR COUNTY
21 1130AM HWY 187 CLOSED DUE TO FLOOtDING...KERR COUNTY
21 1145AM ALL ROADS ON NORTH PRONGE OF MEDINA RIVER CLOSED DUE TO
FLOODING...BANDERA COUNTYSpecial weather statement, May 21, 2:40 PM CDT, 1 hour 44 minutes before
TXZ030-034>036-212030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 335 PM CDT THU MAY 21 1992 ...NUMEROUS FUNNEL CLOUDS REPORTED OVER NORTHWESTERN TRAVIS AND WILLIAMSON COUNTIES... BETWEEN 154 AND 35 PM...FUNNEL CLOUDS WERE REPORTED BY THE LEANDER POLICE AND FIRE DEPARTMENT RANGING BETWEEN LEANDER...CEDAR PARK AND BRUSHING CREEK TO NEAR ROUND ROCK. THEY WERE MOVING TO THE NORTH AT NEAR 30 MPH. SO FAR ALL HAVE REMAINED ALOFT AND WERE NOT PRODUCING ANY DAMAGES. BE ADVISED THAT BRIEF GUSTY WINDS CAN BE EXPECTED IN OR NEAR THE NUMEROUS THUNDERSTORMS NOW MOVING FROM SOUTH TO NORTH THROUGH OUR SOUTH CENTRAL TEXAS AREA. JVD.
Special weather statement, May 21, 2:44 PM CDT, 1 hour 40 minutes before
TXZ030-034>036-212030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 335 PM CDT THU MAY 21 1992 ...NUMEROUS FUNNEL CLOUDS REPORTED OVER NORTHWESTERN TRAVIS AND WILLIAMSON COUNTIES... BETWEEN 154 AND 335 PM...FUNNEL CLOUDS WERE REPORTED BY THE LEANDER POLICE AND FIRE DEPARTMENT RANGING BETWEEN LEANDER...CEDAR PARK AND BRUSHY CREEK TO NEAR ROUND ROCK. THEY WERE MOVING TO THE NORTH AT NEAR 30 MPH. SO FAR ALL HAVE REMAINED ALOFT AND WERE NOT PRODUCING ANY DAMAGES. BE ADVISED THAT BRIEF GUSTY WINDS CAN BE EXPECTED IN OR NEAR THE NUMEROUS THUNDERSTORMS NOW MOVING FROM SOUTH TO NORTH THROUGH OUR SOUTH CENTRAL TEXAS AREA. JVD
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 21, 10:50 AM CDT | Flash Flood Warning | EWX | Bandera, Bexar, Kendall | 115 min |
| May 21, 10:50 AM CDT | Flash Flood Warning | EWX | Kerr | 115 min |
| May 21, 12:21 PM CDT | Flash Flood Warning | EWX | Bexar, Comal | 2 hr |
| May 21, 3:26 PM CDT | Flash Flood Warning | EWX | Bexar | 2 hr |
| May 21, 4:01 PM CDT | Flash Flood Warning | EWX | Travis, Williamson | 3 hr |
| May 21, 4:01 PM CDT | Flash Flood Warning | EWX | Hays | 3 hr |
| May 21, 5:24 PM CDT | Flash Flood Warning | EWX | Bexar | 3 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.