Alert archive / Texas / Flash Flood Warnings in 2002
Flash Flood Warning 229, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Oct 8, 2002, 4:58 AM CDT for Val Verde 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 outline as issued.
The facts
- Issued
- Oct 8, 2002, 4:58 AM CDT (09:58 UTC)
- Expired
- Oct 8, 2002, 9:00 AM CDT
- In force
- 4 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Val Verde County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 10.0 hours before the alert went out and 74 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
- 737 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 1533 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -50 m²/s²
- 0-3 km storm-relative helicity
- 57 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 080958
FFWSAT
TXC465-081400-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
455 AM CDT TUE OCT 8 2002
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
VAL VERDE
* UNTIL 900 AM CDT
* AT 455 AM...WEATHER SERVICE DOPPLER RADAR INDICATED NUMEROUS
SHOWERS AND THUNDERSTORMS MOVING ACROSS VAL VERDE COUNTY.
RAINFALL AMOUNTS OF TWO TO FOUR INCH ARE OCCURRING.
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS...STREAMS...HIGHWAYS...UNDERPASSES...COUNTRY ROADS...
FARMLANDS ALONG THE BANKS OF CREEKS AND OTHER LOW LYING AREAS ARE
SUBJECT TO FLASH FLOODING.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.
LAT...LON 2979 10169 2982 10142 2928 10079 3026 10077
3026 10173The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 7, 9:39 PM CDT | Flash Flood Warning | EWX | Gillespie, Kendall, Kerr | 111 min |
| Oct 7, 10:16 PM CDT | Flash Flood Warning | EWX | Val Verde | 3 hr |
| Oct 8, 12:34 AM CDT | Flash Flood Warning | EWX | Edwards, Kinney, Val Verde | 5 hr |
| Oct 8, 3:32 AM CDT | Flash Flood Warning | EWX | Bandera, Edwards, Kerr, Kinney, Maverick, Real and 1 more | 3 hr |
| Oct 8, 6:55 AM CDT | Flash Flood Warning | EWX | Bandera, Edwards, Kerr, Kinney, Maverick, Real and 1 more | 2 hr |
| Oct 8, 9:14 AM CDT | Flash Flood Warning | EWX | Bandera, Edwards, Kerr, Kinney, Real, Val Verde | 3 hr |
| Oct 8, 11:54 AM CDT | Flash Flood Warning | EWX | Bandera, Edwards, Gillespie, Kerr, Kinney, Maverick and 3 more | 3 hr |
| Oct 8, 11:56 AM CDT | Tornado Warning | EWX | Uvalde | 49 min |
| Oct 8, 12:46 PM CDT | Tornado Warning | EWX | Uvalde | 44 min |
| Oct 8, 5:32 PM CDT | Severe Thunderstorm Warning | EWX | Comal, Hays | 58 min |
| Oct 8, 5:50 PM CDT | Tornado Warning | EWX | Caldwell, Hays | 55 min |
| Oct 8, 6:06 PM CDT | Severe Thunderstorm Warning | EWX | Guadalupe | 54 min |
Nearby
Flash Flood Warnings in Texas, 2002Every flash flood warning in 2002
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.