Alert archive / Texas / Flash Flood Warnings in 2004
Flash Flood Warning 37, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Apr 6, 2004, 1:38 AM 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 as issued.
The facts
- Issued
- Apr 6, 2004, 1:38 AM CDT (06:38 UTC)
- Expired
- Apr 6, 2004, 5:45 AM CDT
- In force
- 4 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
Counties Edwards County, TX, Kerr County, TX, Kinney County, TX, Real County, TX, Val Verde County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 6.6 hours before the alert went out and 61 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
- 590 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 656 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 55 m²/s²
- 0-3 km storm-relative helicity
- 168 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 3.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KEWX 060641
FFWSAT
TXC137-265-271-385-465-061045-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
138 AM CDT TUE APR 6 2004
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
EDWARDS
KERR
VAL VERDE
REAL
KINNEY
* UNTIL 545 AM CDT
* AT 138 AM...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN
ACROSS THE AREA FROM LAKE AMISTAD EAST TO MOUNTAIN HOME.
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.
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.
LAT...LON 3022 10179 2917 10053 2968 10022 2980 9977
3014 9939
$$4 follow-up statements
000 WGUS74 KEWX 060724 FFSSAT TXC137-265-271-385-465-060915- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 222 AM CDT TUE APR 6 2004 ...A FLASH FLOOD WARNING CONTINUES FOR EDWARDS...KERR...VAL VERDE... REAL AND KINNEY COUNTIES UNTIL 545 AM CDT... RAINS CONTINUE TO FALL ACROSS THE FIVE COUNTY AREA. SOME ROADS IN EDWARDS AND KERR COUNTIES ARE CLOSED AT THIS TIME. TRAVEL IS DISCOURAGED. EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS..COUNTRY ROADS..NORMALLY DRY WASHES AND ARROYOS..AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. STAY TUNED TO LOCAL MEDIA OUTLETS FOR THE LATEST WEATHER INFORMATION. $$
000 WGUS74 KEWX 060907 FFSSAT TXC465-061000- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 407 AM CDT TUE APR 6 2004 ...THE FLASH FLOOD WARNING FOR VAL VERDE COUNTY HAS BEEN CANCELLED... NATIONAL WEATHER SERVICE RADAR INDICATED THE RAINFALL WAS ENDING ACROSS THE WARNED AREA...AND THE FLOOD THREAT WAS DIMINISHING. SOME MINOR FLOODING MAY CONTINUE...BUT THE THREAT OF SERIOUS FLOODING HAS ENDED...AND THE FLASH FLOOD WARNING HAS BEEN CANCELLED. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD. STAY TUNED TO LOCAL MEDIA OUTLETS FOR THE LATEST WEATHER INFORMATION. $$
000 WGUS74 KEWX 060914 FFSSAT TXC137-265-271-385-061015- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 409 AM CDT TUE APR 6 2004 ...A FLASH FLOOD WARNING CONTINUES FOR EDWARDS...KERR...REAL AND KINNEY COUNTIES UNTIL 545 AM CDT... BANDS OF HEAVY RAIN CONTINUE TO MOVE NORTHEAST THROUGH THE REGION AT 25 TO 30 MPH. NATIONAL WEATHER SERVICE DOPPLER RADAR IS INDICATING RAINFALL AMOUNTS OF 2 TO 3 INCHES IN A SWATH FROM JUST SOUTH OF ROCKSPRINGS, THEN EAST TO HUNT, AND NORTHEAST OF BRACKETTVILLE. SOME ROADS REMAIN CLOSED IN EDWARDS AND KERR COUNTIES. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. STAY TUNED TO LOCAL MEDIA OUTLETS FOR THE LATEST WEATHER INFORMATION. $$
000 WGUS74 KEWX 061050 FFSSAT TXC137-271-061245- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 551 AM CDT TUE APR 6 2004 ...THE FLASH FLOOD WARNING FOR EDWARDS AND KINNEY COUNTIES HAS EXPIRED... NATIONAL WEATHER SERVICE RADAR INDICATED THE RAINFALL WAS ENDING AND THE FLOOD THREAT WAS DIMINISHING. SOME MINOR FLOODING MAY CONTINUE... BUT THE THREAT OF SERIOUS FLOODING HAS ENDED AND THE FLASH FLOOD WARNING HAS EXPIRED. STAY TUNED TO LOCAL MEDIA OUTLETS FOR THE LATEST WEATHER INFORMATION. $$
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 9:37 PM CDT | Flash Flood Warning | EWX | Val Verde | 3 hr |
| Apr 5, 9:37 PM CDT | Flash Flood Warning | EWX | Kendall, Val Verde | 3 hr |
| Apr 5, 10:09 PM CDT | Severe Thunderstorm Warning | EWX | Edwards, Val Verde | 66 min |
| Apr 5, 10:43 PM CDT | Flash Flood Warning | EWX | Edwards | 3 hr |
| Apr 5, 11:19 PM CDT | Severe Thunderstorm Warning | EWX | Edwards, Kerr, Real | 56 min |
| Apr 6, 12:14 AM CDT | Severe Thunderstorm Warning | EWX | Kerr | 31 min |
| Apr 6, 12:35 AM CDT | Severe Thunderstorm Warning | EWX | Kerr | 10 min |
| Apr 6, 1:12 AM CDT | Severe Thunderstorm Warning | EWX | Gillespie, Kerr | 63 min |
| Apr 6, 2:16 AM CDT | Severe Thunderstorm Warning | EWX | Gillespie | 59 min |
| Apr 6, 2:35 AM CDT | Flash Flood Warning | EWX | Maverick | 3 hr |
| Apr 6, 2:48 AM CDT | Severe Thunderstorm Warning | EWX | Blanco | 57 min |
| Apr 6, 3:04 AM CDT | Flash Flood Warning | EWX | Uvalde | 3 hr |
| Apr 6, 3:26 AM CDT | Severe Thunderstorm Warning | EWX | Hays, Travis | 64 min |
| Apr 6, 3:53 AM CDT | Flash Flood Warning | EWX | Gillespie | 3 hr |
| Apr 6, 4:08 AM CDT | Severe Thunderstorm Warning | EWX | Williamson | 67 min |
| Apr 6, 5:05 AM CDT | Flash Flood Warning | EWX | Bandera | 3 hr |
| Apr 6, 5:41 AM CDT | Flash Flood Warning | EWX | Kerr, Real | 2 hr |
| Apr 6, 6:14 AM CDT | Flash Flood Warning | EWX | Blanco, Kendall, Travis, Williamson | 3 hr |
| Apr 6, 6:59 AM CDT | Flash Flood Warning | EWX | Burnet | 2 hr |
| Apr 6, 8:04 AM CDT | Flash Flood Warning | EWX | Kerr | 116 min |
| Apr 6, 9:27 AM CDT | Flash Flood Warning | EWX | Travis, Williamson | 108 min |
| Apr 6, 9:30 AM CDT | Flash Flood Warning | EWX | Kendall | 105 min |
| Apr 6, 11:10 AM CDT | Flash Flood Warning | EWX | Travis, Williamson | 110 min |
Nearby
Flash Flood Warnings in Texas, 2004Every flash flood warning in 2004
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.