Alert archive / Texas / Flash Flood Warnings in 2007
Flash Flood Warning 342, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jul 15, 2007, 2:13 AM CDT for Bexar County, Texas. It was in force for 3 hr. 4 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 15, 2007, 2:13 AM CDT (07:13 UTC)
- Expired
- Jul 15, 2007, 5:15 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 07:14 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 15, 4:38 AM CDT | FLOOD | San Antonio, TX | NUMEROUS ROADS CLOSED |
| Jul 15, 4:53 AM CDT | HEAVY RAIN 2.59 | 7 N San Antonio, TX | SAN ANTONIO INTERNATIONAL AIRPORT OBSERVATION |
| Jul 15, 4:55 AM CDT | HEAVY RAIN 3.16 | Universal City, TX | RANDOLPH AFB OBSERVATION |
| Jul 15, 5:00 AM CDT | FLASH FLOOD | Live Oak, TX | LOOP 1604E CLOSED EAST OF LOOKOUT RD DUE TO FLOODING. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 7.2 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
- 2097 J/kg
- Mixed-layer CIN
- -26 J/kg
- Mixed-layer LCL
- 1072 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 45 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KEWX 150714
FFWEWX
TXC029-151015-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
213 AM CDT SUN JUL 15 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 515 AM CDT
* AT 204 AM CDT...THE NATIONAL WEATHER SERVICE HAS DETERMINED THAT
RAINFALL ESTIMATES FROM DOPPLER RADAR INDICATE FLASH FLOODING FROM
A THUNDERSTORM NEAR HOLLYWOOD PARK...OR ABOUT 11 MILES NORTH OF SAN
ANTONIO...MOVING SOUTHEAST AT 10 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HILL
COUNTRY VILLAGE...LACKLAND AFB...OLMOS PARK...ALAMO HEIGHTS...
TERRELL HILLS...SELMA...LIVE OAK...WINDCREST...KIRBY...CHINA
GROVE...ST. HEDWIG...ELMENDORF AND CALAVERAS LAKE
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.
WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU
SAVE MAY BE YOUR OWN.
IT IS HARD TO RECOGNIZE THE DANGERS OF FLOODING AT NIGHT. IF FLOOD
WATERS RISE ACT QUICKLY. DO NOT STAY IN FLOOD PRONE AREAS.
REPORT FLASH FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY
TO THE NATIONAL WEATHER SERVICE.
LAT...LON 2928 9875 2915 9842 2942 9817 2970 9841
2971 9881
$$5 follow-up statements
000
WGUS74 KEWX 150730
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
228 AM CDT SUN JUL 15 2007
TXC029-151015-
BEXAR TX-
228 AM CDT SUN JUL 15 2007
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 515 AM CDT FOR BEXAR
COUNTY...
AT 228 AM CDT...SHOWERS AND THUNDERSTORMS CONTINUE TO FORM OVER BEXAR
COUNTY AND SAN ANTONIO. OCCASIONAL RAIN...HEAVY AT TIMES...WILL
CONTINUE OVER SAN ANTONIO AND BEXAR COUNTY FOR THE NEXT 1 TO 2 HOURS
FROM SHOWERS AND THUNDERSTORMS. RAINFALL RATES SO FAR ARE INDICATED
TO BE AROUND 1 TO 1.5 INCHES PER HOUR IN THE HEAVIEST RAIN AREAS.
WITH SOILS SATURATED FROM PREVIOUS RAINS THIS YEAR...THE HEAVY RAIN
WILL EASILY RUNOFF TO LOW LYING AREAS AND LOW WATER CROSSINGS.
OCCASIONAL TO FREQUENT DANGEROUS LIGHTNING WILL CONTINUE WITH
THE THUNDERSTORMS.
RUNOFF FROM HEAVY RAIN WILL FLOOD CREEKS...STREAMS...STREET
INTERSECTIONS...LOW WATER CROSSINGS...CULVERTS AND UNDERPASSES.
LOW LYING PLACES THAT NORMALLY FLOOD COULD BECOME DEATH TRAPS. DO
NOT CROSS ANY FLOODED AREA. TURN AROUND DONT DROWN.
WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU
SAVE MAY BE YOUR OWN.
IT IS HARD TO RECOGNIZE THE DANGERS OF FLOODING AT NIGHT. IF FLOOD
WATERS RISE ACT QUICKLY. DO NOT STAY IN FLOOD PRONE AREAS.
LAT...LON 2928 9875 2915 9842 2942 9817 2970 9841
2971 9881
$$000
WGUS74 KEWX 150746
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
245 AM CDT SUN JUL 15 2007
TXC029-151015-
BEXAR TX-
245 AM CDT SUN JUL 15 2007
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 515 AM CDT FOR BEXAR
COUNTY...
AT 245 AM CDT...SHOWERS AND THUNDERSTORMS CONTINUE OVER BEXAR COUNTY
AND SAN ANTONIO. OCCASIONAL RAIN...VERY HEAVY AT TIMES...WILL
CONTINUE OVER SAN ANTONIO AND BEXAR COUNTY FOR THE NEXT 1 TO 2 HOURS
FROM SHOWERS AND THUNDERSTORMS. RAINFALL RATES SO FAR ARE INDICATED
TO BE AROUND 2 TO 2.5 INCHES PER HOUR IN THE HEAVIEST RAIN AREAS.
IN THE PAST 45 MINUTES...0.98 INCHES OF RAIN HAS FALLEN AT
SAN ANTONIO INTERNATIONAL AIRPORT...A RAINFALL RATE OF 1.31 INCHES
PER HOUR. WITH SOILS SATURATED FROM PREVIOUS RAINS THIS YEAR...THE
HEAVY RAIN WILL EASILY RUNOFF TO LOW LYING AREAS AND LOW WATER
CROSSINGS. OCCASIONAL TO FREQUENT DANGEROUS LIGHTNING WILL CONTINUE
WITH THE THUNDERSTORMS.
RUNOFF FROM HEAVY RAIN WILL FLOOD CREEKS...STREAMS...STREET
INTERSECTIONS...LOW WATER CROSSINGS...CULVERTS AND UNDERPASSES.
LOW LYING PLACES THAT NORMALLY FLOOD COULD BECOME DEATH TRAPS. DO
NOT CROSS ANY FLOODED AREA. TURN AROUND DONT DROWN.
WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU
SAVE MAY BE YOUR OWN.
IT IS HARD TO RECOGNIZE THE DANGERS OF FLOODING AT NIGHT. IF FLOOD
WATERS RISE ACT QUICKLY. DO NOT STAY IN FLOOD PRONE AREAS.
LAT...LON 2928 9875 2915 9842 2942 9817 2970 9841
2971 9881
$$000
WGUS74 KEWX 150803
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
300 AM CDT SUN JUL 15 2007
TXC029-151015-
BEXAR TX-
300 AM CDT SUN JUL 15 2007
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 515 AM CDT FOR BEXAR
COUNTY...
AT 300 AM CDT...SHOWERS AND THUNDERSTORMS CONTINUE OVER BEXAR COUNTY
AND SAN ANTONIO. OCCASIONAL RAIN...VERY HEAVY AT TIMES...WILL
CONTINUE OVER SAN ANTONIO AND BEXAR COUNTY FOR THE NEXT 1 TO 2 HOURS
FROM SHOWERS AND THUNDERSTORMS. RAINFALL RATES SO FAR ARE INDICATED
TO BE AROUND 2 TO 2.5 INCHES PER HOUR IN THE HEAVIEST RAIN AREAS.
IN THE PAST HOUR 1.09 INCHES OF RAIN HAS FALLEN AT SAN ANTONIO
INTERNATIONAL AIRPORT. THE HEAVY RAIN WILL EASILY RUNOFF TO LOW
LYING AREAS AND LOW WATER CROSSINGS. STRONG WIND GUSTS WILL
ACCOMPANY THE THUNDERSTORMS...ALONG WITH OCCASIONAL TO FREQUENT
DANGEROUS LIGHTNING.
RUNOFF FROM HEAVY RAIN WILL FLOOD CREEKS...STREAMS...STREET
INTERSECTIONS...LOW WATER CROSSINGS...CULVERTS AND UNDERPASSES.
LOW LYING PLACES THAT NORMALLY FLOOD COULD BECOME DEATH TRAPS. DO
NOT CROSS ANY FLOODED AREA. TURN AROUND DONT DROWN.
WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU
SAVE MAY BE YOUR OWN.
IT IS HARD TO RECOGNIZE THE DANGERS OF FLOODING AT NIGHT. IF FLOOD
WATERS RISE ACT QUICKLY. DO NOT STAY IN FLOOD PRONE AREAS.
LAT...LON 2928 9875 2915 9842 2942 9817 2970 9841
2971 9881
$$000
WGUS74 KEWX 150908
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
404 AM CDT SUN JUL 15 2007
TXC029-151015-
BEXAR TX-
404 AM CDT SUN JUL 15 2007
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 515 AM CDT FOR BEXAR
COUNTY...
AT 404 AM CDT...SHOWERS AND THUNDERSTORMS CONTINUED OVER BEXAR
COUNTY AND SAN ANTONIO. OCCASIONAL RAIN...VERY HEAVY AT TIMES...
WILL CONTINUE OVER SAN ANTONIO AND BEXAR COUNTY FOR THE NEXT 1 TO 2
HOURS FROM SHOWERS AND THUNDERSTORMS. RAINFALL RATES AT 4 AM WERE
INDICATED TO BE AROUND 1.5 TO 2 INCHES PER HOUR IN THE HEAVIEST RAIN
AREAS. SO FAR TODAY...2.47 INCHES OF RAIN HAS FALLEN AT SAN ANTONIO
INTERNATIONAL AIRPORT THROUGH 4 AM. THE RECORD FOR JULY 15TH WAS
4.09 INCHES ON JULY 15...1990. STRONG WIND GUSTS WILL ACCOMPANY THE
THUNDERSTORMS...ALONG WITH OCCASIONAL TO FREQUENT DANGEROUS
LIGHTNING.
RUNOFF FROM HEAVY RAIN WILL FLOOD CREEKS...STREAMS...STREET
INTERSECTIONS...LOW WATER CROSSINGS...CULVERTS AND UNDERPASSES.
LOW LYING PLACES THAT NORMALLY FLOOD COULD BECOME DEATH TRAPS. DO
NOT CROSS ANY FLOODED AREA. TURN AROUND DONT DROWN.
WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU
SAVE MAY BE YOUR OWN.
IT IS HARD TO RECOGNIZE THE DANGERS OF FLOODING AT NIGHT. IF FLOOD
WATERS RISE ACT QUICKLY. DO NOT STAY IN FLOOD PRONE AREAS.
LAT...LON 2928 9875 2915 9842 2942 9817 2970 9841
2971 9881
$$000
WGUS74 KEWX 151001
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
457 AM CDT SUN JUL 15 2007
TXC029-151015-
BEXAR TX-
457 AM CDT SUN JUL 15 2007
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 515 AM CDT FOR BEXAR
COUNTY...
AT 451 AM CDT...MOST SHOWERS HAVE DISSIPATED. HOWEVER, SEVERAL
STREETS IN THE CITY OF SAN ANTONIO ARE CLOSED DUE TO FLOODING.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
WINDCREST...UNIVERSAL CITY...SHAVANO PARK...SEA WORLD...SAN
ANTONIO...OLMOS PARK...LIVE OAK...LEON VALLEY...LEON
SPRINGS...KIRBY...HELOTES...CROSS MOUNTAIN AND ALAMO HEIGHTS.
RUNOFF FROM HEAVY RAIN WILL FLOOD CREEKS, STREAMS, STREET
INTERSECTIONS, CULVERTS AND UNDERPASSES. LOW LYING PLACES THAT
NORMALLY FLOOD COULD BECOME DEATH TRAPS. DO NOT CROSS ANY FLOODED
AREA. TURN AROUND DONT DROWN.
IT IS HARD TO RECOGNIZE THE DANGERS OF FLOODING AT NIGHT. IF FLOOD
WATERS RISE ACT QUICKLY. DO NOT STAY IN FLOOD PRONE AREAS.
REPORT FLASH FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY
TO THE NATIONAL WEATHER SERVICE.
LAT...LON 2928 9875 2915 9842 2942 9817 2970 9841
2971 9881
$$The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 15, 1:00 AM CDT | Flash Flood Warning | EWX | Caldwell, Gonzales, Guadalupe | 3 hr |
| Jul 15, 1:00 AM CDT | Flash Flood Warning | EWX | Caldwell, Comal, Gonzales, Guadalupe | 3 hr |
| Jul 15, 1:31 AM CDT | Flash Flood Warning | EWX | Fayette, Lee | 3 hr |
| Jul 15, 3:21 AM CDT | Flash Flood Warning | EWX | Lavaca | 3 hr |
| Jul 15, 3:41 AM CDT | Flash Flood Warning | EWX | Gonzales | 2 hr |
| Jul 15, 3:52 AM CDT | Flash Flood Warning | EWX | DeWitt | 113 min |
| Jul 15, 4:14 AM CDT | Flash Flood Warning | EWX | Medina | 2 hr |
| Jul 15, 5:38 AM CDT | Flash Flood Warning | EWX | Gonzales | 67 min |
| Jul 15, 5:44 AM CDT | Flash Flood Warning | EWX | DeWitt | 2 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.