Alert archive / Texas / Flash Flood Warnings in 1997
Flash Flood Warning 216, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jun 24, 1997, 4:24 PM CDT for Kendall County, Texas. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 24, 1997, 4:24 PM CDT (21:24 UTC)
- Expired
- Jun 24, 1997, 10:30 PM CDT
- In force
- 6 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Kendall County, TX
The radar
The Austin/San Antonio radar (KEWX), 71 km from the middle of the area, began a volume at 21:24 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 9.4 hours before the alert went out and 215 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
- 2 J/kg
- Mixed-layer CIN
- -325 J/kg
- Mixed-layer LCL
- 1092 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -108 m²/s²
- 0-3 km storm-relative helicity
- -43 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 242122 FFWSAT TXC013-019-163-259-265-325-385-463-507-250330- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 424 PM CDT TUE JUN 24 1997 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1030 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL TEXAS ...ATASCOSA COUNTY...BANDERA COUNTY...FRIO COUNTY ...KENDALL COUNTY...KERR COUNTY...MEDINA COUNTY...REAL COUNTY ...UVALDE COUNTY...ZAVALA COUNTY AT 420 PM...NUMEROUS SHOWERS AND THUNDERSTORMS WITH HEAVY RAIN CONTINUE TO DEVELOP ACROSS SOUTH CENTRAL TEXAS. STRONGEST STORMS WERE PRODUCING NEAR 1 INCH OF RAIN IN AN HOUR WITH FLOODING IN SAN ANTONIO WESTWARD TOWARD MEDINA LAKE. ALSO ACROSS HAYS COUNTY. MOVEMENT WAS NORTH AT 20 MPH. RECENT HEAVY RAINS HAVE SATURATED THE GROUND. A HEAVY DOWNPOUR LASTING JUST 30 MINUTES WILL PRODUCE FLOODING. FLOODING HAS ALREADY OCCURRED IN SAN ANTONIO AND SAN MARCOS FROM STRONG THUNDERSTORMS WITH HEAVY RAIN. AVOID ALREADY FLOODED AREAS. TRAVELERS SHOULD NOT ATTEMPT TO CROSS FLOODED ROADS. IF YOUR VEHICLE STALLS...LEAVE IT AND MOVE IMMEDIATELY TO HIGHER GROUND IF YOU CAN DO SO SAFELY. 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. 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 |
|---|---|---|---|---|
| Jun 24, 4:10 PM CDT | Flash Flood Warning | EWX | Bexar | 2 hr |
| Jun 24, 4:14 PM CDT | Flash Flood Warning | EWX | Hays | 2 hr |
| Jun 24, 4:24 PM CDT | Flash Flood Warning | EWX | Bandera, Kerr, Real, Uvalde | 6 hr |
| Jun 24, 4:24 PM CDT | Flash Flood Warning | EWX | Atascosa, Frio, Medina, Zavala | 6 hr |
Nearby
Flash Flood Warnings in Texas, 1997Every flash flood warning in 1997
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; radar from the NEXRAD Level II archive.