Alert archive / Texas / Flash Flood Warnings in 2004
Flash Flood Warning 88, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at May 13, 2004, 2:30 PM CDT for Gonzales County, Karnes County, Wilson County, Texas. It was in force for 3 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
- May 13, 2004, 2:30 PM CDT (19:30 UTC)
- Expired
- May 13, 2004, 5:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
Counties Gonzales County, TX, Karnes County, TX, Wilson County, TX
The radar
The Austin/San Antonio radar (KEWX), 61 km from the middle of the area, began a volume at 19:32 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
Corpus Christi, TX (KCRP), launched 12:00Z, 7.5 hours before the alert went out and 169 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
- 2496 J/kg
- Mixed-layer CIN
- -84 J/kg
- Mixed-layer LCL
- 574 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 63 m²/s²
- 0-3 km storm-relative helicity
- 220 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 4.7
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KEWX 131932
FFWSAT
TXC177-255-493-132230-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
230 PM CDT THU MAY 13 2004
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
GONZALES
WILSON
KARNES
* UNTIL 530 PM CDT
* AT 224 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
FLASH FLOODING FROM THUNDERSTORMS NEAR POTH TO STOCKDALE TO
GONZALES...MOVING NORTHEAST AT 10 MPH.
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.
LAT...LON 2912 9816 2873 9795 2903 9780 2947 9728
2970 9743
$$The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 13, 8:28 AM CDT | Flash Flood Warning | EWX | Williamson | 3 hr |
| May 13, 11:29 AM CDT | Flash Flood Warning | EWX | Williamson | 2 hr |
| May 13, 2:17 PM CDT | Severe Thunderstorm Warning | EWX | Wilson | 58 min |
| May 13, 3:02 PM CDT | Flash Flood Warning | EWX | Bastrop, Caldwell, Fayette | 4 hr |
| May 13, 3:36 PM CDT | Tornado Warning | EWX | Karnes | 54 min |
| May 13, 4:34 PM CDT | Flash Flood Warning | EWX | DeWitt, Gonzales, Karnes, Lavaca, Wilson | 3 hr |
| May 13, 4:40 PM CDT | Flash Flood Warning | EWX | Karnes | 3 hr |
| May 13, 6:24 PM CDT | Severe Thunderstorm Warning | EWX | Llano | 66 min |
| May 13, 6:57 PM CDT | Flash Flood Warning | EWX | Llano | 2 hr |
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; radar from the NEXRAD Level II archive.