Alert archive / Texas / Flash Flood Warnings in 2000
Flash Flood Warning 45, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Oct 23, 2000, 2:59 PM CDT for 5 counties in 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 outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Oct 23, 2000, 2:59 PM CDT (19:59 UTC)
- Expired
- Oct 23, 2000, 7:00 PM CDT
- In force
- 4 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Bandera County, TX, Edwards County, TX, Kerr County, TX, Real County, TX, Val Verde County, TX
The radar
The Laughlin AFB radar (KDFX), 95 km from the middle of the area, began a volume at 19:58 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, 8.0 hours before the alert went out and 113 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
- 2397 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 630 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 123 m²/s²
- 0-3 km storm-relative helicity
- 170 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 5.6
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KEWX 232002
FFWEWX
TXC019-137-265-385-465-240000-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
259 PM CDT MON OCT 23 2000
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
REAL COUNTY
KERR COUNTY
BANDERA COUNTY
EDWARDS COUNTY
VAL VERDE COUNTY
* UNTIL 700 PM CDT
* AT 259 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED HEAVY
RAIN OVER PARTS OF VAL VERDE...REAL...EDWARDS...KERR...AND BANDERA
COUNTIES...MOVING NORTH AT 20 MPH.
OCCASIONAL RAIN...HEAVY AT TIMES...WILL CONTINUE OVER PARTS OF
VAL VERDE...EDWARDS...REAL...KERR AND BANDERA COUNTIES FOR THE NEXT
FEW HOURS...FROM SHOWERS AND THUNDERSTORMS. FLOODING IN LOW LYING
AREAS...AND LOW WATER CROSSINGS IS LIKELY.
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF CREEKS
AND STREAMS...ROADS AND ROADSIDE CULVERTS. THE HEAVY RAINS COULD ALSO
TRIGGER ROCK AND MUDSLIDES IN STEEP TERRAIN.
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.
LAT...LON 3023 10155 2970 10127 2969 9897 3008 9898
3008 9927 3021 9940 3026 9946 3027 9985
3026 9998The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 23, 3:58 AM CDT | Flash Flood Warning | EWX | Bexar | 2 hr |
| Oct 23, 5:01 AM CDT | Flash Flood Warning | EWX | Kendall | 119 min |
| Oct 23, 5:48 AM CDT | Flash Flood Warning | EWX | Bexar, Frio, Medina | 3 hr |
| Oct 23, 6:45 AM CDT | Flash Flood Warning | EWX | Kendall | 2 hr |
| Oct 23, 8:31 AM CDT | Flash Flood Warning | EWX | Kerr | 3 hr |
| Oct 23, 9:15 AM CDT | Flash Flood Warning | EWX | Bexar, Kendall, Medina | 3 hr |
| Oct 23, 10:36 AM CDT | Flash Flood Warning | EWX | Edwards | 3 hr |
| Oct 23, 10:38 AM CDT | Flash Flood Warning | EWX | Uvalde | 3 hr |
| Oct 23, 11:54 AM CDT | Flash Flood Warning | EWX | Bandera, Kerr | 3 hr |
| Oct 23, 2:01 PM CDT | Flash Flood Warning | EWX | Edwards, Real | 59 min |
| Oct 23, 3:23 PM CDT | Flash Flood Warning | EWX | Kendall | 3 hr |
Nearby
Flash Flood Warnings in Texas, 2000Every flash flood warning in 2000
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.