Alert archive / Texas / River Flood Warnings in 2016

River Flood Warning 33, NWS Austin/San Antonio, TX

May 19, 2016Travis County, Texas

NWS Austin/San Antonio, TX issued this river flood warning at May 19, 2016, 2:06 PM CDT for Travis County, Texas. It was in force for 18 hr.

The area

The outline as issued.

The facts

Issued
May 19, 2016, 2:06 PM CDT (19:06 UTC)
Expired
May 20, 2016, 7:54 AM CDT
In force
18 hr
Issued by
NWS Austin/San Antonio, TX
Area
Storm-based polygon
Flood severity
Minor

County Travis County, TX

The radar

The Austin/San Antonio radar (KEWX), 60 km from the middle of the area, began a volume at 19:06 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 Onion Creek at US 183 (ATIT2). The gauge peaked at 21.15 ft at May 19, 2016, 8:00 PM CDT.

actionminormoderate10152005/1905/2005/21
Action stage
15 ft
Minor stage
17 ft
Moderate stage
23 ft
Major stage
27 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 08159000, 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.

611 
WGUS44 KEWX 191907
FLWEWX
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
206 PM CDT THU MAY 19 2016

...The National Weather Service in Austin/San Antonio has issued 
 a flood warning for the... 

  Onion Creek 
  
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.

&&

TXC453-201254-
/O.NEW.KEWX.FL.W.0033.160519T1906Z-160520T1254Z/
/ATIT2.1.ER.160519T1805Z.160519T2300Z.160520T0054Z.NO/
206 PM CDT THU MAY 19 2016

 The National Weather Service in Austin/San Antonio has issued a 

* Flood Warning for 
  the Onion Creek At Hwy 183.
* until Friday morning...or until the warning is cancelled.
* At 1:20 PM Thursday the stage was 17.5 feet.
* Flood stage is 17.0 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Forecast...The river will continue rising to near 21.0 feet by this evening. 
  Additional runoff from upstream flow could allow the river to crest 1-2 feet 
  higher than currently forecast. The river will fall below flood stage this 
  evening.
* Impact...At 20.0 feet...Minor lowland flooding threatens secondary roads, but 
  neighborhoods along Onion Creek are not affected. Upstream, the 12000 block of
  Old San Antonio Road is likely flooded and impassable..

&& 

Below are the latest river stages and forecasts:
                    BF  FLD  Observed            Forecast 7AM
Location           STG  STG    STG    Day Time   Fri   Sat   Sun   Mon   Tue
 Hwy 183            15   17   17.5   Thu 01 PM   7.3   6.3   6.6   6.6   6.6


&&

LAT...LON 3012 9781 3018 9779 3023 9759 3019 9753


$$
2 follow-up statements
651 
WGUS84 KEWX 200107
FLSEWX
FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
807 PM CDT THU MAY 19 2016

...The flood warning continues for the following rivers in Texas...

  Onion Creek At Hwy 183 Affecting Travis 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.

&&

TXC453-201907-
/O.EXT.KEWX.FL.W.0033.000000T0000Z-160520T2033Z/
/ATIT2.1.ER.160519T1805Z.160520T0300Z.160520T0833Z.NO/
807 PM CDT THU MAY 19 2016

 The flood warning continues for
  the Onion Creek At Hwy 183.
* At  7:20 PM Thursday the stage was 21.0 feet.
* Flood stage is 17.0 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Forecast...The river will continue rising to near 21.5 feet by tonight. The 
  river will fall below flood stage early tomorrow.
* Impact...At 23.0 feet...Moderate lowland flooding is well into the flood 
  plain. Richard Moya Park on Burleson Road is flooded. Water is out of banks 
  near Champions Lane, but no residential structures in neighborhoods along 
  Onion Creek are impacted at this level..

&& 

Below are the latest river stages and forecasts:


                    BF  FLD  Observed            Forecast 7AM
Location           STG  STG    STG    Day Time   Fri   Sat   Sun   Mon   Tue
 Hwy 183            15   17   21.0   Thu  7 PM  11.5   7.0   6.6   6.5   6.5


&&

LAT...LON 3012 9781 3018 9779 3023 9759 3019 9753


$$
455 
WGUS84 KEWX 201155
FLSEWX
FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
655 AM CDT FRI MAY 20 2016

...The flood warning is cancelled for the following rivers in Texas...

  Barton Creek At Loop 360 Affecting Travis County
  Onion Creek At Hwy 183 Affecting Travis County
...The flood warning continues for the following rivers in Texas...

  Colorado River Above La Grange Affecting Fayette 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.

&&

TXC453-201225-
/O.CAN.KEWX.FL.W.0036.000000T0000Z-160521T0000Z/
/ABTT2.1.ER.160519T2012Z.160520T0055Z.160520T0405Z.NO/
655 AM CDT FRI MAY 20 2016

The flood warning is cancelled for
  the Barton Creek At Loop 360.
* At  6:00 AM Friday the stage was 6.4 feet.
* Flood stage is 8.0 feet.
* Forecast...The river will continue to fall to 4.5 feet by tomorrow morning.
* Impact...At 8.0 feet...Flow exceeds lowest sections of the banks..

&&


Below are the latest river stages and forecasts:


                    BF  FLD  Observed            Forecast 7AM
Location           STG  STG    STG    DAY TIME   Fri   Sat   Sun   Mon   Tue
  Loop 360           8    8    6.4   Fri 06 AM   6.1   4.5   4.2   4.1   4.0


&&

LAT...LON 3028 9788 3031 9785 3027 9781 3028 9778
      3025 9774 3022 9781             

$$

TXC453-201225-
/O.CAN.KEWX.FL.W.0033.000000T0000Z-160520T2033Z/
/ATIT2.1.ER.160519T1805Z.160520T0125Z.160520T0755Z.NO/
655 AM CDT FRI MAY 20 2016

The flood warning is cancelled for
  the Onion Creek At Hwy 183.
* At  6:20 AM Friday the stage was 12.2 feet.
* Flood stage is 17.0 feet.
* Forecast...The river will continue to fall to 6.8 feet by tomorrow morning.


&&


Below are the latest river stages and forecasts:


                    BF  FLD  Observed            Forecast 7AM
Location           STG  STG    STG    DAY TIME   Fri   Sat   Sun   Mon   Tue
  Hwy 183           15   17   12.2   Fri 06 AM  13.2   6.8   6.5   6.4   6.3


&&

LAT...LON 3012 9781 3018 9779 3023 9759 3019 9753


$$

TXC149-210555-
/O.EXT.KEWX.FL.W.0035.160521T0000Z-160522T1137Z/
/LGRT2.1.ER.160521T0000Z.160521T1200Z.160521T2337Z.NO/
655 AM CDT FRI MAY 20 2016

 The flood warning continues for
  the Colorado River Above La Grange.
* At  6:45 AM Friday the stage was 22.1 feet.
* Flood stage is 26.0 feet.
* Minor flooding is forecast.
* Forecast...rise above flood stage by this evening and continue to rise to near
  27.6 feet by tomorrow morning. The river will fall below flood stage by 
  tomorrow evening.
* Impact...At 29.0 feet...Flow covers lowest areas of the flood plain with no 
  major damage. Lowest roads and bridges are flooded..

&&


Below are the latest river stages and forecasts:


                    BF  FLD  Observed            Forecast 7AM
Location           STG  STG    STG    DAY TIME   Fri   Sat   Sun   Mon   Tue
  La Grange         19   26   22.1   Fri 07 AM  22.1  27.6  22.3  14.7  13.2


&&

LAT...LON 2989 9692 2996 9686 2982 9669 2976 9675


$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 19, 2:23 AM CDTRiver Flood WarningEWXKarnes3 days
May 19, 2:39 AM CDTSpecial Weather StatementEWXVal Verde51 min
May 19, 3:06 AM CDTSpecial Weather StatementEWXVal Verde39 min
May 19, 3:44 AM CDTSevere Thunderstorm WarningEWXVal Verde31 min
May 19, 5:08 AM CDTFlash Flood WarningEWXEdwards, Kerr, Real3 hr
May 19, 5:14 AM CDTSevere Thunderstorm WarningEWXDimmit31 min
May 19, 5:48 AM CDTFlash Flood WarningEWXBandera, Kerr5 hr
May 19, 6:33 AM CDTFlash Flood WarningEWXGillespie, Kendall5 hr
May 19, 6:39 AM CDTSpecial Weather StatementEWXDimmit51 min
May 19, 6:47 AM CDTSevere Thunderstorm WarningEWXDimmit43 min
May 19, 7:24 AM CDTSevere Thunderstorm WarningEWXDimmit51 min
May 19, 7:31 AM CDTAreal Flood AdvisoryEWXBexar, Comal, Hays, Travis, Williamson3 hr
May 19, 8:41 AM CDTSpecial Weather StatementEWXGuadalupe49 min
May 19, 8:56 AM CDTRiver Flood WarningEWXKerr27 hr
May 19, 9:21 AM CDTAreal Flood AdvisoryEWXGuadalupe3 hr
May 19, 10:13 AM CDTFlash Flood WarningEWXHays3 hr
May 19, 10:54 AM CDTAreal Flood AdvisoryEWXBexar, Comal, Hays, Travis, Williamson3 hr
May 19, 10:59 AM CDTAreal Flood AdvisoryEWXBastrop, Caldwell, Lee3 hr
May 19, 11:03 AM CDTAreal Flood AdvisoryEWXGonzales, Wilson3 hr
May 19, 11:18 AM CDTFlash Flood WarningEWXWilliamson3 hr
May 19, 11:38 AM CDTFlash Flood WarningEWXBastrop, Caldwell, Guadalupe3 hr
May 19, 11:41 AM CDTSpecial Weather StatementEWXLavaca49 min
May 19, 2:12 PM CDTAreal Flood AdvisoryEWXComal, Hays, Travis, Williamson3 hr
May 19, 2:47 PM CDTAreal Flood AdvisoryEWXBastrop, Caldwell, Guadalupe3 hr
May 19, 3:38 PM CDTRiver Flood WarningEWXDeWitt4 days

Nearby

River Flood Warnings in Texas, 2016Every river flood warning in 2016

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.