Alert archive / Texas / Flash Flood Warnings in 2001
Flash Flood Warning 56, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Aug 31, 2001, 10:05 PM CDT for Blanco County, Kendall County, Texas. It was in force for 85 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 31, 2001, 10:05 PM CDT (03:05 UTC)
- Expired
- Aug 31, 2001, 11:30 PM CDT
- In force
- 85 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Blanco County, TX, Kendall County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 3.1 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
- 1155 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 1977 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 51 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KEWX 010308
FFWSAT
TXC031-259-010430-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1005 PM CDT FRI AUG 31 2001
THE NATIONAL WEATHER SERVICE HAS ISSUED A
* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES IN TEXAS...
KENDALL
BLANCO
* UNTIL 1130 PM CDT
* AT 10 PM WEATHER RADAR INDICATED MOSTLY LIGHT TO ISOLATED MODERATE
POCKETS OF RAIN ACROSS KENDALL AND BLANCO COUNTIES. HOWEVER...MANY
FARM TO MARKET ROADS CONTINUE TO BE IN FLOOD AT THIS HOUR. LOW
WATER CROSSINGS ARE ESPECIALLY VULNERABLE AND MAY NOT RECEDE FOR
ANOTHER HOUR OR SO. RESIDENTS ARE URGED NOT TO VENTURE OUT ONTO
FLOODED ROADWAYS TONIGHT. MOTORISTS ARE WARNED NOT TO PASS THROUGH
LOW WATER CROSSINGS. THE DARKNESS CAN BE ESPECIALLY DANGEROUS WHEN
TRAVELING ALONG THESE FLOODED HILL COUNTRY ROADS AND LOW WATER
CROSSINGS.
EXCESSIVE RUNOFF FROM THESE STORMS WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES AND
ARROYOS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS
THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 31, 7:02 PM CDT | Flash Flood Warning | EWX | Kerr | 118 min |
| Aug 31, 7:40 PM CDT | Flash Flood Warning | EWX | Blanco, Kendall | 2 hr |
| Aug 31, 7:45 PM CDT | Flash Flood Warning | EWX | Bexar, Comal, Hays, Travis | 3 hr |
| Aug 31, 8:00 PM CDT | Flash Flood Warning | EWX | Bandera | 2 hr |
| Aug 31, 9:02 PM CDT | Flash Flood Warning | EWX | Kerr | 118 min |
| Aug 31, 10:45 PM CDT | Flash Flood Warning | EWX | Atascosa, Bastrop, Bexar, Caldwell, Comal, Guadalupe and 3 more | 3 hr |
| Aug 31, 11:57 PM CDT | Flash Flood Warning | EWX | Gonzales, Karnes | 4 hr |
Nearby
Flash Flood Warnings in Texas, 2001Every flash flood warning in 2001
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.