Alert archive / Texas / River Flood Warnings in 2012

River Flood Warning 29, NWS Austin/San Antonio, TX

September 28, 2012Val Verde County, Texas

NWS Austin/San Antonio, TX issued this river flood warning at Sep 28, 2012, 6:40 PM CDT for Val Verde County, Texas. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Sep 28, 2012, 6:40 PM CDT (23:40 UTC)
Expired
Sep 29, 2012, 2:09 AM CDT
In force
7 hr
Issued by
NWS Austin/San Antonio, TX
Flood severity
Moderate

County Val Verde County, TX

The radar

The Laughlin AFB radar (KDFX), 109 km from the middle of the area, began a volume at 23:39 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 river

Written for the forecast point Rio Grande at Del Rio (DLRT2).

Action stage
4.2 ft
Minor stage
4.5 ft
Moderate stage
4.7 ft
Major stage
7.5 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

The text

As transmitted, in the capitals the NWS used until 2016.

239 
WGUS44 KEWX 282340
FLWEWX
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
640 PM CDT FRI SEP 28 2012

...THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED 
 A FLOOD WARNING FOR THE... 

  RIO GRANDE 
  
PRECAUTIONARY/PREPAREDNESS ACTIONS...

ALL PERSONS WITH INTERESTS ALONG THE RIVER SHOULD MONITOR 
THE LATEST FORECASTS...AND BE PREPARED TO TAKE NECESSARY 
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. 
 
RIVER STAGE FORECASTS ARE BASED ON OBSERVED RAINFALL ALONG WITH 
PREDICTED RAIN FOR THE NEXT 12 HOURS. IF ACTUAL RAINFALL VARIES 
FROM FORECAST VALUES...FORECAST RIVER STAGES WILL VARY. 
 
DO NOT DRIVE AUTOMOBILES THROUGH FLOODED AREAS. REMEMBER...18 INCHES 
OF WATER OR LESS CAN CARRY AWAY MOST VEHICLES...INCLUDING TRUCKS. 
 
IF YOU SEE FLOOD WATERS OR COME UPON A FLOODED ROADWAY...REMEMBER 
TO TURN AROUND AND DO NOT DROWN. 
 
FOR THE LATEST RIVER STAGES AND FORECASTS VISIT OUR WEB PAGE AT 
WWW.SRH.NOAA.GOV/EWX.

&&

TXC465-291740-
/O.NEW.KEWX.FL.W.0029.120928T2340Z-121003T1200Z/
/DLRT2.2.ER.120928T2230Z.120929T0000Z.121003T0000Z.NO/
640 PM CDT FRI SEP 28 2012

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A 

* FLOOD WARNING FOR THE RIO GRANDE AT DEL RIO.
* UNTIL WEDNESDAY MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT  6:15 PM FRIDAY THE STAGE WAS 5.7 FEET (1.7 METERS).
* FLOOD STAGE IS 4.0 FEET (1.2 METERS).
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER LEVEL RISE TO CREST AROUND 6.5 FEET (2.0 METERS) BY
  AROUND 7 PM, THEN FALL QUICKLY.
* IMPACT...AT 6.0 FEET...(1.8 METERS)...MODERATE LOWLAND FLOODING OCCURS. WATER 
  IS WELL OVER THE ROAD IN THE LOWEST SECTION OF THE VEGA VERDE SUBDIVISION AND 
  IS IMPASSIBLE BY CARS AND TRUCKS. WATER SURROUNDS SOME OF THE HOMES IN THE 
  LOWEST AREAS OF THE SUBDIVISION. WATER ALSO PARTIALLY ENCOMPASSES SEVERAL 
  HOMES WITH WATER COVERING MOST OF THE BACK YARD AND COMING CLOSE TO SOME HOMES
  IN THE SUBDIVISION.
* FLOOD HISTORY...THIS CREST COMPARES TO A PREVIOUS CREST OF 7.7 FEET ON SEP 19 
  1991.

$$

&&

BELOW ARE THE LATEST RIVER STAGES AND FORECASTS (FEET):
                    BF  FLD   OBSERVED            FORECAST 7PM (FT)
LOCATION           STG  STG    STG    DAY TIME   FRI   SAT   SUN   MON   TUE
  DEL RIO            4    4    5.7   FRI 06 PM   6.5   4.0   3.9   3.8   4.0


BELOW ARE THE LATEST RIVER STAGES AND FORECASTS (METERS):
                    BF  FLD   OBSERVED           FORECAST 7PM (M)
LOCATION           STG  STG    STG    DAY TIME   FRI   SAT   SUN   MON   TUE
  DEL RIO            1    1    1.7   FRI 06 PM   2.0   1.2   1.2   1.2   1.2

$$
2 follow-up statements
795 
WGUS84 KEWX 290137
FLSEWX
FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
837 PM CDT FRI SEP 28 2012

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN TEXAS...

  RIO GRANDE AT DEL RIO AFFECTING VAL VERDE COUNTY
PRECAUTIONARY/PREPAREDNESS ACTIONS...

ALL PERSONS WITH INTERESTS ALONG THE RIVER SHOULD MONITOR 
THE LATEST FORECASTS...AND BE PREPARED TO TAKE NECESSARY 
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. 
 
RIVER STAGE FORECASTS ARE BASED ON OBSERVED RAINFALL ALONG WITH 
PREDICTED RAIN FOR THE NEXT 12 HOURS. IF ACTUAL RAINFALL VARIES 
FROM FORECAST VALUES...FORECAST RIVER STAGES WILL VARY. 

DO NOT DRIVE AUTOMOBILES THROUGH FLOODED AREAS. REMEMBER...18 INCHES 
OF WATER OR LESS CAN CARRY AWAY MOST VEHICLES...INCLUDING TRUCKS. 

IF YOU SEE FLOOD WATERS OR COME UPON A FLOODED ROADWAY...REMEMBER 
TO TURN AROUND AND DO NOT DROWN. 

FOR THE LATEST RIVER STAGES AND FORECASTS VISIT OUR WEB PAGE AT 
WWW.SRH.NOAA.GOV/EWX.

&&

TXC465-291937-
/O.EXT.KEWX.FL.W.0029.000000T0000Z-120929T2107Z/
/DLRT2.2.ER.120928T2230Z.120929T0015Z.120929T0907Z.NO/
837 PM CDT FRI SEP 28 2012

THE FLOOD WARNING CONTINUES FOR THE RIO GRANDE AT DEL RIO.
* UNTIL SATURDAY AFTERNOON...OR UNTIL THE WARNING IS CANCELLED.
* AT 8:15 PM FRIDAY THE STAGE WAS 5.7 FEET (1.7 METERS).
* FLOOD STAGE IS 4.0 FEET (1.2 METERS).
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER LEVE CRESTED AT 6.08 FEET AT 7:15PM. THE RIVER LEVEL
  WILL CONTINUE TO FALL TO BELOW FLOOD STAGE BY SATURDAY MORNING. UNLESS
  ADDITIONAL RAINS PROMPT THE NEED FOR ANOTHER RIVER FLOOD WARNING, THE RIVER
  LEVEL WILL RESUME DAILY FLUCTUATIONS DUE TO RELEASES FROM AMISTAD DAM.
* IMPACT...AT 6.0 FEET...(1.8 METERS)...MODERATE LOWLAND FLOODING OCCURS. WATER 
  IS WELL OVER THE ROAD IN THE LOWEST SECTION OF THE VEGA VERDE SUBDIVISION AND 
  IS IMPASSIBLE BY CARS AND TRUCKS. WATER SURROUNDS SOME OF THE HOMES IN THE 
  LOWEST AREAS OF THE SUBDIVISION. WATER ALSO PARTIALLY ENCOMPASSES SEVERAL 
  HOMES WITH WATER COVERING MOST OF THE BACK YARD AND COMING CLOSE TO SOME HOMES
  IN THE SUBDIVISION.

$$

&&


BELOW ARE THE LATEST RIVER STAGES AND FORECASTS (FEET):
                    BF  FLD   OBSERVED            FORECAST 7PM (FT)
LOCATION           STG  STG    STG    DAY TIME   SAT   SUN   MON   TUE   WED
  DEL RIO            4    4    5.7   FRI 08 PM   3.9   3.9   3.9   3.9   3.9


BELOW ARE THE LATEST RIVER STAGES AND FORECASTS (METERS):
                    BF  FLD   OBSERVED           FORECAST 7PM (M)
LOCATION           STG  STG    STG    DAY TIME   SAT   SUN   MON   TUE   WED
  DEL RIO            1    1    1.7   FRI 08 PM   1.2   1.2   1.2   1.2   1.2



$$
084 
WGUS84 KEWX 290709
FLSEWX
FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
209 AM CDT SAT SEP 29 2012

...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN TEXAS...

  RIO GRANDE AT DEL RIO AFFECTING VAL VERDE COUNTY
PRECAUTIONARY/PREPAREDNESS ACTIONS...

ALL PERSONS WITH INTERESTS ALONG THE RIVER SHOULD MONITOR 
THE LATEST FORECASTS...AND BE PREPARED TO TAKE NECESSARY 
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. 
 
RIVER STAGE FORECASTS ARE BASED ON OBSERVED RAINFALL ALONG WITH 
PREDICTED RAIN FOR THE NEXT 12 HOURS. IF ACTUAL RAINFALL VARIES 
FROM FORECAST VALUES...FORECAST RIVER STAGES WILL VARY. 

DO NOT DRIVE AUTOMOBILES THROUGH FLOODED AREAS. REMEMBER...18 INCHES 
OF WATER OR LESS CAN CARRY AWAY MOST VEHICLES...INCLUDING TRUCKS. 

IF YOU SEE FLOOD WATERS OR COME UPON A FLOODED ROADWAY...REMEMBER 
TO TURN AROUND AND DO NOT DROWN. 

FOR THE LATEST RIVER STAGES AND FORECASTS VISIT OUR WEB PAGE AT 
WWW.SRH.NOAA.GOV/EWX.

&&

TXC465-290739-
/O.CAN.KEWX.FL.W.0029.000000T0000Z-121004T1200Z/
/DLRT2.0.ER.120928T2230Z.120929T0015Z.121004T0000Z.NO/
209 AM CDT SAT SEP 29 2012

THE FLOOD WARNING IS CANCELLED FOR THE RIO GRANDE AT DEL RIO.
* AT  1:15 AM SATURDAY THE STAGE WAS 3.1 FEET (1.0 METERS).
* FLOOD STAGE IS 4.0 FEET (1.2 METERS).
* FORECAST...THE RIVER LEVEL HAS FALLEN BELOW FLOOD STAGE AND WILL CONTINUE
  TO FALL TO AROUND 1.5 FEET (O.5 METERS). THE RIVER LEVEL WILL RESUME DAILY
  FLUCTUATION BETWEEN 4.0 FEET (1.2 METERS) AND 1.5 FEET (0.5 METERS) UNTIL
  FURTHER NOTICE DUE TO RELEASES FROM AMISTAD DAM.
* IMPACT...AT 4.0 FEET...(1.2 METERS)...THE FLOW IS OVERBANKS INTO LOWEST AREAS 
  OF THE FLOOD PLAIN...THREATENING TO FLOOD THE ROAD THROUGH THE LOWEST SECTIONS
  OF THE VEGA VERDE SUBDIVISION.

$$

&&


BELOW ARE THE LATEST RIVER STAGES AND FORECASTS (FEET):
                    BF  FLD   OBSERVED            FORECAST 7PM (FT)
LOCATION           STG  STG    STG    DAY TIME   SUN   MON   TUE   WED   THU
  DEL RIO            4    4    3.1   SAT 01 AM   4.0   4.0   4.0   4.0   4.0


BELOW ARE THE LATEST RIVER STAGES AND FORECASTS (METERS):
                    BF  FLD   OBSERVED            FORECAST 7PM (M)
LOCATION           STG  STG    STG    DAY TIME   SUN   MON   TUE   WED   THU
  DEL RIO            1    1    1.0   SAT 01 AM   1.2   1.2   1.2   1.2   1.2



$$

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 27, 7:16 PM CDTSpecial Weather StatementEWXAtascosa44 min
Sep 27, 10:26 PM CDTSpecial Weather StatementEWXKinney49 min
Sep 27, 10:45 PM CDTSevere Thunderstorm WarningEWXKinney, Maverick38 min
Sep 27, 11:16 PM CDTSevere Thunderstorm WarningEWXVal Verde44 min
Sep 28, 5:00 AM CDTFlash Flood WatchEWXAtascosa, Bandera, Bastrop, Bexar, Blanco, Burnet and 27 more38 hr
Sep 28, 6:01 PM CDTAreal Flood AdvisoryEWXBexar, Comal119 min

Nearby

River Flood Warnings in Texas, 2012Every river flood warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.