Alert archive / Texas / Flash Flood Warnings in 2004
Flash Flood Warning 340, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Oct 24, 2004, 4:05 PM CDT for Bexar 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
- Oct 24, 2004, 4:05 PM CDT (21:05 UTC)
- Expired
- Oct 24, 2004, 7:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Bexar County, TX
The radar
The Austin/San Antonio radar (KEWX), 58 km from the middle of the area, began a volume at 21:09 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, 9.1 hours before the alert went out and 218 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
- 1162 J/kg
- Mixed-layer CIN
- -63 J/kg
- Mixed-layer LCL
- 646 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 104 m²/s²
- 0-3 km storm-relative helicity
- 186 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KEWX 242108
FFWSAT
TXC029-250000-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
405 PM CDT SUN OCT 24 2004
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
BEXAR
* UNTIL 700 PM CDT
* AT 403 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAIN ACROSS PORTIONS OF BEXAR COUNTY NORTH OF HIGHWAY
90. RAINFALL RATES OF UP TO TWO INCHES PER HOUR WERE NOTED AND
WILL CONTINUE FOR THE NEXT COUPLE OF HOURS.
* LOCATIONS IN THE WARNING INCLUDE WINDCREST...TIMBERWOOD PARK...THE
DOMINION...SHAVANO PARK...LIVE OAK...LEON SPRINGS...HOLLYWOOD
PARK...HILL COUNTRY VILLAGE...HELOTES...FAIR OAKS RANCH AND CROSS
MOUNTAIN.
HEAVY RAINFALL WILL CAUSE FLASH FLOODING OVER SMALL CREEKS AND
STREAMS...URBAN AREAS...HIGHWAYS...STREETS...UNDERPASSES AND POORLY
DRAINED AREAS.
HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...
COUNTRY ROADS...AND FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.
FLASH FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED AREAS. A LITTLE
OVER A FOOT OF WATER CAN CARRY AWAY MOST CARS AND TRUCKS. TURN AROUND
- DONT DROWN.
LAT...LON 2927 9878 2949 9827 2968 9841 2976 9856
2971 9878
$$3 follow-up statements
000
WGUS74 KEWX 242139
FFSSAT
TXC029-250000-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
437 PM CDT SUN OCT 24 2004
...A FLASH FLOOD WARNING CONTINUES UNTIL 700 PM CDT FOR BEXAR
COUNTY...
AT 435 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE SCATTERED AREAS OF VERY HEAVY RAIN OVER BEXAR COUNTY.
RAINFALL RATES OF UP TO TWO INCHES PER HOUR WERE NOTED ESPECIALLY
ACROSS EASTERN BEXAR COUNTY.
LOCATIONS IN THE WARNING INCLUDE SHAVANO PARK...HILL COUNTRY
VILLAGE...TIMBERWOOD PARK...THE DOMINION...LEON SPRINGS...HOLLYWOOD
PARK...FAIR OAKS RANCH AND CROSS MOUNTAIN.
HEAVY RAINFALL WILL CAUSE FLASH FLOODING OVER SMALL CREEKS AND
STREAMS...URBAN AREAS...HIGHWAYS...STREETS...UNDERPASSES AND POORLY
DRAINED AREAS.
FLASH FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED AREAS. A LITTLE
OVER A FOOT OF WATER CAN CARRY AWAY MOST CARS AND TRUCKS. TURN AROUND
- DONT DROWN.
LAT...LON 2927 9878 2949 9827 2968 9841 2976 9856
2971 9878
$$000
WGUS74 KEWX 242209
FFSSAT
TXC029-250000-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
508 PM CDT SUN OCT 24 2004
...A FLASH FLOOD WARNING CONTINUES UNTIL 700 PM CDT FOR BEXAR
COUNTY...
AT 504 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SCATTERED VERY HEAVY RAIN ACROSS BEXAR COUNTY. RAINFALL RATES OF ONE
TO TWO INCHES WAS NOTED AND WILL CONTINUE FOR THE NEXT HOUR OR SO.
LOCATIONS IN THE WARNING INCLUDE TIMBERWOOD PARK...THE DOMINION...
SHAVANO PARK...LEON SPRINGS...HOLLYWOOD PARK...HILL COUNTRY
VILLAGE...FAIR OAKS RANCH AND CROSS MOUNTAIN.
HEAVY RAINFALL WILL CAUSE FLASH FLOODING OVER SMALL CREEKS AND
STREAMS...URBAN AREAS...HIGHWAYS...STREETS...UNDERPASSES AND POORLY
DRAINED AREAS.
FLASH FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED AREAS. A LITTLE
OVER A FOOT OF WATER CAN CARRY AWAY MOST CARS AND TRUCKS. TURN AROUND
- DONT DROWN.
LAT...LON 2928 9878 2920 9843 2950 9827 2968 9841
2976 9856 2971 9879
$$000
WGUS74 KEWX 242248
FFSSAT
TXC029-250000-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
546 PM CDT SUN OCT 24 2004
...A FLASH FLOOD WARNING CONTINUES UNTIL 700 PM CDT FOR BEXAR
COUNTY...
AT 542 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE NUMEROUS POCKETS OF VERY HEAVY RAIN THROUGHOUT BEXAR
COUNTY. RAINFALL RATES OF AROUND ONE INCH PER HOUR WERE NOTED AND
WILL CONTINUE FOR THE NEXT HOUR OR SO.
THIS WARNING MAY HAVE TO BE EXTENDED BEYOND 7 PM AS STORMS FURTHER
TO THE SOUTHWEST MOVE INTO THE COUNTY.
LOCATIONS IN THE WARNING INCLUDE UNIVERSAL CITY...TIMBERWOOD PARK...
THE DOMINION...SHAVANO PARK...LIVE OAK...LEON SPRINGS...HOLLYWOOD
PARK...HILL COUNTRY VILLAGE...HELOTES...FAIR OAKS RANCH AND CROSS
MOUNTAIN.
HEAVY RAINFALL WILL CAUSE FLASH FLOODING OVER SMALL CREEKS AND
STREAMS...URBAN AREAS...HIGHWAYS...STREETS...UNDERPASSES AND POORLY
DRAINED AREAS.
FLASH FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED AREAS. A LITTLE
OVER A FOOT OF WATER CAN CARRY AWAY MOST CARS AND TRUCKS. TURN AROUND
- DONT DROWN.
LAT...LON 2928 9878 2920 9843 2950 9827 2968 9841
2976 9856 2971 9879
$$The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 24, 4:41 PM CDT | Flash Flood Warning | EWX | Comal, Guadalupe, Hays | 3 hr |
| Oct 24, 5:11 PM CDT | Severe Thunderstorm Warning | EWX | Guadalupe | 64 min |
| Oct 24, 5:39 PM CDT | Severe Thunderstorm Warning | EWX | Frio, Medina | 66 min |
| Oct 24, 5:58 PM CDT | Severe Thunderstorm Warning | EWX | Bexar | 62 min |
| Oct 24, 6:08 PM CDT | Severe Thunderstorm Warning | EWX | Gonzales | 67 min |
| Oct 24, 6:15 PM CDT | Flash Flood Warning | EWX | Frio, Medina | 3 hr |
| Oct 24, 6:45 PM CDT | Severe Thunderstorm Warning | EWX | Wilson | 60 min |
| Oct 24, 6:58 PM CDT | Flash Flood Warning | EWX | Bexar | 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.