Alert archive / Texas / Flash Flood Warnings in 2006
Flash Flood Warning 3, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Apr 3, 2006, 5:56 PM CDT for Bexar County, Texas. It was in force for 94 min. 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 3, 2006, 5:56 PM CDT (22:56 UTC)
- Expired
- Apr 3, 2006, 7:30 PM CDT
- In force
- 94 min
- 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), 67 km from the middle of the area, began a volume at 22:57 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, 10.9 hours before the alert went out and 208 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
- 1822 J/kg
- Mixed-layer CIN
- -159 J/kg
- Mixed-layer LCL
- 1300 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 95 m²/s²
- 0-3 km storm-relative helicity
- 116 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KEWX 032257 FFWEWX TXC029-040030- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 556 PM CDT MON APR 3 2006 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES... BEXAR * UNTIL 730 PM CDT * AT 553 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN FROM A THUNDERSTORM OVER THE WARNED AREA. * LOCATIONS IN THE WARNING INCLUDE THE DOMINION...SHAVANO PARK...LEON SPRINGS...HELOTES AND CROSS MOUNTAIN. RUNOFF FROM HEAVY RAIN WILL FLOOD CREEKS, STREAMS, STREET INTERSECTIONS, CULVERTS AND UNDERPASSES. LOW LYING PLACES THAT NORMALLY FLOOD COULD BECOME DEATH TRAPS. DO NOT CROSS ANY FLOODED AREA. TURN AROUND DONT DROWN. DO NOT DRIVE WHERE WATER COVERS THE ROAD. TWO FEET OF RUSHING WATER CAN CARRY AWAY MOST VEHICLES...INCLUDING SUVS AND PICKUPS. TURN AROUND DONT DROWN. LAT...LON 2947 9880 2953 9855 2970 9857 2969 9880 $$
3 follow-up statements
000 WGUS74 KEWX 032322 FFSEWX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 619 PM CDT MON APR 3 2006 TXC029-040030- BEXAR TX- 619 PM CDT MON APR 3 2006 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM CDT FOR BEXAR COUNTY... AT 614 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A THUNDERSTORM PRODUCING VERY HEAVY RAIN OVER NORTHWESTERN BEXAR COUNTY. AN ESTIMATED 3 INCHES OF RAIN HAS FALLEN IN ONE HOUR IN AND AROUND THE CITY OF HELOTES. LOCATIONS IN THE WARNING INCLUDE THE DOMINION...LEON SPRINGS...HELOTES AND CROSS MOUNTAIN. WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU SAVE MAY BE YOUR OWN. MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE THROUGH FLOODED AREAS...ESPECIALLY AT NIGHT. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL NEWS MEDIA FOR THE LATEST FLOOD INFORMATION. REPORT FLASH FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE. LAT...LON 2947 9880 2953 9855 2970 9857 2969 9880 $$
000 WGUS74 KEWX 032359 FFSEWX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 654 PM CDT MON APR 3 2006 TXC029-040030- BEXAR TX- 654 PM CDT MON APR 3 2006 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM CDT FOR BEXAR COUNTY... AT 648 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A THUNDERSTORM PRODUCING VERY HEAVY RAIN NORTH OF LEO SPRINGS. NEARLY TWO INCHES OF RAIN WAS RECEIVED AT THE STREAM GAUGE IN HELOTES. THE ACTIVITY IS GRADUALLY WEAKENING OVER THE AREA, BUT AN ADDITIONAL ONE INCH OF RAIN IS POSSIBLE OVER SECTIONS OF NORTHWESTERN BEXAR COUNTY. WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU SAVE MAY BE YOUR OWN. MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE THROUGH FLOODED AREAS...ESPECIALLY AT NIGHT. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL NEWS MEDIA FOR THE LATEST FLOOD INFORMATION. REPORT FLASH FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE. LAT...LON 2947 9880 2953 9855 2970 9857 2969 9880 $$
000 WGUS74 KEWX 040028 FFSEWX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 726 PM CDT MON APR 3 2006 TXC029-040036- BEXAR TX- 726 PM CDT MON APR 3 2006 ...THE FLASH FLOOD WARNING FOR BEXAR COUNTY EXPIRES AT 730 PM CDT... THE THUNDERSTORMS THAT PRODUCED THE HEAVY RAIN HAVE DISSIPATED AND NO ADDITIONAL HEAVY RAINFALL IS EXPECTED. THEREFORE THE FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE. MOTORISTS TRAVELING THROUGH NORTHWEST SAN ANTONIO AND BEXAR COUNTY SHOULD CONTINUE USE CAUTION DUE TO CONTINUED RUNOFF. $$
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 3, 4:49 PM CDT | Severe Thunderstorm Warning | EWX | Bandera | 56 min |
Nearby
Flash Flood Warnings in Texas, 2006Every flash flood warning in 2006
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.