Alert archive / Texas / Flash Flood Warnings in 2004
Flash Flood Warning 178, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jun 27, 2004, 3:11 PM CDT for Blanco County, Gillespie 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
- Jun 27, 2004, 3:11 PM CDT (20:11 UTC)
- Expired
- Jun 27, 2004, 6:15 PM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
Counties Blanco County, TX, Gillespie County, TX
The radar
The Austin/San Antonio radar (KEWX), 104 km from the middle of the area, began a volume at 20:13 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, 8.2 hours before the alert went out and 223 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
- 1028 J/kg
- Mixed-layer CIN
- -67 J/kg
- Mixed-layer LCL
- 769 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 16 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 272012
FFWSAT
TXC031-171-272315-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
311 PM CDT SUN JUN 27 2004
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
GILLESPIE
BLANCO
* UNTIL 615 PM CDT
* AT 306 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
HEAVY RAINFALL FROM A THUNDERSTORM 8 MILES EAST OF WILLOW CITY...OR
ABOUT 13 MILES WEST OF ROUND MOUNTAIN...MOVING NORTH AT 20 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE LUCKENBACH...LBJ STATE
PARK...JOHNSON CITY AND FREDERICKSBURG.
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.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT. IT IS
IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR
CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS. CAMPERS SHOULD AVOID
CAMPING ALONG STREAMS OR CREEKS DURING THREATENING RAINS.
LAT...LON 3047 9928 3019 9922 3016 9847 3030 9831
3048 9835
$$The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 9:42 AM CDT | Flash Flood Warning | EWX | Bastrop, Caldwell | 2 hr |
| Jun 27, 10:23 AM CDT | Flash Flood Warning | EWX | Comal, Hays | 2 hr |
| Jun 27, 10:46 AM CDT | Flash Flood Warning | EWX | Lee | 119 min |
| Jun 27, 11:45 AM CDT | Flash Flood Warning | EWX | Travis, Williamson | 90 min |
| Jun 27, 1:30 PM CDT | Flash Flood Warning | EWX | Hays, Travis, Williamson | 2 hr |
| Jun 27, 3:49 PM CDT | Flash Flood Warning | EWX | Fayette | 3 hr |
| Jun 27, 4:00 PM CDT | Flash Flood Warning | EWX | Burnet, Llano | 3 hr |
| Jun 27, 4:09 PM CDT | Flash Flood Warning | EWX | Real | 3 hr |
| Jun 27, 5:10 PM CDT | Flash Flood Warning | EWX | Kerr | 3 hr |
| Jun 27, 5:22 PM CDT | Flash Flood Warning | EWX | Gillespie | 3 hr |
| Jun 27, 6:13 PM CDT | Flash Flood Warning | EWX | Lee | 3 hr |
| Jun 27, 6:19 PM CDT | Flash Flood Warning | EWX | Blanco, Gillespie, Kendall | 3 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.