Alert archive / Texas / Flash Flood Warnings in 1996
Flash Flood Warning 63, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Oct 27, 1996, 11:06 PM CST for Llano County, Texas. It was in force for 4 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
- Oct 27, 1996, 11:06 PM CST (05:06 UTC)
- Expired
- Oct 28, 1996, 3:00 AM CST
- In force
- 4 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Llano County, TX
The radar
The Ft Hood radar (KGRK), 124 km from the middle of the area, began a volume at 05:10 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 00:00Z, 5.1 hours before the alert went out and 255 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
- 1812 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 981 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 116 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 3.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSAT 280508 FFWSAT TXC299-280900- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1106 PM CST SUN OCT 27 1996 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 300 AM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL TEXAS ...LLANO COUNTY AT 1102 PM...NEXRAD DOPPLER RADAR SHOWED AN AREA OF HEAVY RAIN MOVING INTO SOUTHERN LLANO COUNTY...IN A FALL TROPICAL ENVIRONMENT THAT FAVORS HEAVY RAINS. RAIN WILL CONTINUE TO DEVELOP OVER LLANO COUNTY FOR THE NEXT FEW HOURS...WITH HEAVY RAIN LIKELY. 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. 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. CAMPERS AND OTHER PEOPLE IN RECREATION AREAS ALONG CREEKS... STREAMS...AND RIVERS IN THE WARNING AREA SHOULD MOVE TO HIGH GROUND IMMEDIATELY.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 27, 6:28 PM CST | Flash Flood Warning | EWX | Gillespie, Kerr | 2 hr |
| Oct 27, 7:25 PM CST | Flash Flood Warning | EWX | Blanco | 4 hr |
| Oct 27, 7:58 PM CST | Flash Flood Warning | EWX | Gillespie, Kendall, Kerr | 3 hr |
| Oct 27, 8:25 PM CST | Flash Flood Warning | EWX | Blanco | 3 hr |
| Oct 27, 8:25 PM CST | Flash Flood Warning | EWX | Bandera | 4 hr |
| Oct 27, 9:11 PM CST | Flash Flood Warning | EWX | Burnet | 3 hr |
| Oct 27, 9:41 PM CST | Flash Flood Warning | EWX | Blanco, Burnet, Gillespie, Kendall | 5 hr |
| Oct 27, 9:41 PM CST | Flash Flood Warning | EWX | Bandera, Kerr | 5 hr |
| Oct 28, 1:04 AM CST | Flash Flood Warning | EWX | Edwards, Real | 4 hr |
| Oct 28, 5:09 AM CST | Flash Flood Warning | EWX | Kinney | 2 hr |
| Oct 28, 5:29 AM CST | Flash Flood Warning | EWX | Edwards, Kerr, Real | 3 hr |
| Oct 28, 7:57 AM CST | Flash Flood Warning | EWX | Gillespie | 3 hr |
| Oct 28, 8:17 AM CST | Flash Flood Warning | EWX | Bandera, Kerr, Real, Uvalde | 4 hr |
| Oct 28, 8:36 AM CST | Flash Flood Warning | EWX | Gillespie | 4 hr |
Nearby
Flash Flood Warnings in Texas, 1996Every flash flood warning in 1996
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.