Alert archive / Texas / Flash Flood Warnings in 2007
Flash Flood Warning 239, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jun 27, 2007, 9:06 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 counties it named.
The facts
- Issued
- Jun 27, 2007, 9:06 PM CDT (02:06 UTC)
- Expired
- Jun 28, 2007, 12:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Bexar County, TX
The radar
The Austin/San Antonio radar (KEWX), 55 km from the middle of the area, began a volume at 02:09 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
Corpus Christi, TX (KCRP), launched 00:00Z, 2.1 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
- 1328 J/kg
- Mixed-layer CIN
- -48 J/kg
- Mixed-layer LCL
- 1131 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 49 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 3.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KEWX 280207 FFWEWX TXC029-280500- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 906 PM CDT WED JUN 27 2007 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR... BEXAR COUNTY IN SOUTH CENTRAL TEXAS... THIS INCLUDES THE CITIES OF...UNIVERSAL CITY...SAN ANTONIO... * UNTIL MIDNIGHT CDT * AT 857 PM CDT...THE NATIONAL WEATHER SERVICE HAS DETERMINED THAT RAINFALL ESTIMATES FROM DOPPLER RADAR INDICATE FLASH FLOODING FROM THUNDERSTORM NEAR ELMENDORF...OR ABOUT 15 MILES SOUTHEAST OF SAN ANTONIO...MOVING EAST AT 10 MPH. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO CALAVERAS LAKE WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU SAVE MAY BE YOUR OWN. 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 2924 9873 2913 9842 2946 9815 2961 9838 $$
3 follow-up statements
000 WGUS74 KEWX 280304 FFSEWX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1000 PM CDT WED JUN 27 2007 TXC029-280500- BEXAR TX- 1000 PM CDT WED JUN 27 2007 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR BEXAR COUNTY... AT 956 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS INDICATED SHOWERS AND THUNDERSTORMS OVER FAR SOUTH BEXAR COUNTY MOVING SOUTHWARD. ALTHOUGH THE HEAVIEST RAINS HAVE DECREASED IN INTENSITY...RUNOFF WILL CONTINUE FROM THE HEAVY RAINS EARLIER. RISES WILL CONTINUE ON LOW WATER CROSSINGS AND ON STREAMS AND CREEKS MAINLY OVER SOUTHERN AND SOUTHEAST BEXAR COUNTY. IT IS HARD TO RECOGNIZE THE DANGERS OF FLOODING AT NIGHT. IF FLOOD WATERS RISE ACT QUICKLY. DO NOT STAY IN FLOOD PRONE AREAS. DO NOT DRIVE WHERE WATER COVERS THE ROAD. TWO FEET OF RUSHING WATER CAN CARRY AWAY MOST VEHICLES...INCLUDING SUVS AND PICKUPS. TURN AROUND DONT DROWN. LAT...LON 2924 9873 2913 9842 2946 9815 2949 9845 $$
000 WGUS74 KEWX 280352 FFSEWX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1049 PM CDT WED JUN 27 2007 TXC029-280500- BEXAR TX- 1049 PM CDT WED JUN 27 2007 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR BEXAR COUNTY... AT 1042 PM CDT...THE THUNDERSTORMS WITH HEAVY RAIN HAVE MOVED SOUTHWARD OUT OF BEXAR COUNTY...AND UNLESS ADDITIONAL STORMS DEVELOP...THE FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE AT MIDNIGHT. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO TERRELL HILLS...ST. HEDWIG...KIRBY AND CHINA GROVE 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 2924 9873 2913 9842 2946 9815 2949 9845 $$
000 WGUS74 KEWX 280357 FFSEWX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1052 PM CDT WED JUN 27 2007 TXC029-280500- BEXAR TX- 1052 PM CDT WED JUN 27 2007 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR BEXAR COUNTY... AT 1048 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED ONLY LIGHT SHOWERS OCCURRING OVER PARTS OF BEXAR COUNTY. THE THREAT FOR ADDITIONAL HEAVY RAINS HAS TEMPORARILY DECREASED. HOWEVER...THE FLOODING OF POOR DRAINAGE AREAS IS STILL LIKELY ACROSS AN AREA FROM CHINA GROVE EXTENDING SOUTH TO WHERE US HIGHWAY 281 RUNS INTO ATASCOSA COUNTY. RADAR ESTIMATES SUGGEST 2 TO 4 INCHES OF RAIN HAD FALLEN NEAR SOUTHTON AND BUENA VISTA. IT IS HARD TO RECOGNIZE THE DANGERS OF FLOODING AT NIGHT. DO NOT DRIVE WHERE WATER COVERS THE ROAD. TWO FEET OF RUSHING WATER CAN CARRY AWAY MOST VEHICLES...INCLUDING SUVS AND PICKUPS. TURN AROUND DONT DROWN. LAT...LON 2924 9873 2913 9842 2946 9815 2949 9845 $$
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 8:33 PM CDT | Severe Thunderstorm Warning | EWX | Bexar | 42 min |
| Jun 27, 10:18 PM CDT | Flash Flood Warning | EWX | Travis, Williamson | 3 hr |
| Jun 27, 10:38 PM CDT | Flash Flood Warning | EWX | Atascosa, Frio | 3 hr |
| Jun 28, 1:53 AM CDT | Flash Flood Warning | EWX | Williamson | 4 hr |
| Jun 28, 2:25 AM CDT | Flash Flood Warning | EWX | Uvalde | 4 hr |
| Jun 28, 6:15 AM CDT | Flash Flood Warning | EWX | Karnes | 4 hr |
| Jun 28, 6:46 AM CDT | Flash Flood Warning | EWX | Atascosa, Bexar, Comal, Guadalupe, Wilson | 3 hr |
| Jun 28, 7:12 AM CDT | Flash Flood Warning | EWX | Edwards, Kerr | 93 min |
| Jun 28, 7:45 AM CDT | Flash Flood Warning | EWX | Blanco, Burnet, Gillespie, Llano | 3 hr |
| Jun 28, 8:09 AM CDT | Flash Flood Warning | EWX | Hays, Travis | 3 hr |
| Jun 28, 8:09 AM CDT | Flash Flood Warning | EWX | Hays, Travis, Williamson | 3 hr |
| Jun 28, 8:38 AM CDT | Flash Flood Warning | EWX | Bandera, Kendall, Kerr, Real | 2 hr |
| Jun 28, 9:43 AM CDT | Flash Flood Warning | EWX | Bexar, Medina | 3 hr |
| Jun 28, 9:50 AM CDT | Flash Flood Warning | EWX | Atascosa | 3 hr |
| Jun 28, 10:42 AM CDT | Flash Flood Warning | EWX | Blanco, Gillespie, Kendall, Kerr, Llano | 3 hr |
| Jun 28, 11:43 AM CDT | Flash Flood Warning | EWX | Williamson | 2 hr |
| Jun 28, 12:30 PM CDT | Flash Flood Warning | EWX | Atascosa, Bexar, Comal, Frio, Guadalupe, Medina and 1 more | 3 hr |
Nearby
Flash Flood Warnings in Texas, 2007Every flash flood warning in 2007
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.