Alert archive / Texas / River Flood Warnings in 2021

River Flood Warning 15, NWS Austin/San Antonio, TX

June 1, 2021Williamson County, Texas

NWS Austin/San Antonio, TX issued this river flood warning at Jun 1, 2021, 7:39 AM CDT for Williamson County, Texas. It took effect at Jun 1, 2021, 11:21 AM CDT. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued
Jun 1, 2021, 7:39 AM CDT (12:39 UTC)
In effect from
Jun 1, 2021, 11:21 AM CDT
Expired
Jun 1, 2021, 2:06 PM CDT
In force
3 hr
Issued by
NWS Austin/San Antonio, TX
Area
Storm-based polygon
Flood severity
Minor

County Williamson County, TX

The radar

The Ft Hood radar (KGRK), 24 km from the middle of the area, began a volume at 12:42 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 San Gabriel River at Georgetown South Fork (GETT2). The gauge peaked at 7.54 ft at Jun 1, 2021, 7:00 AM CDT.

actionminormoderate51006/0106/02
Action stage
7 ft
Minor stage
9 ft
Moderate stage
13 ft
Major stage
26 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 08104900, 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.

542 
WGUS44 KEWX 011239
FLWEWX

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Austin/San Antonio TX
739 AM CDT Tue Jun 1 2021

...The National Weather Service in Austin/San Antonio TX has issued 
a Flood Warning for the following rivers in Texas...

  South Fork San Gabriel River At Georgetown affecting Williamson 
  County.

For the San Gabriel River...including Georgetown...Minor flooding is 
forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Additional information is available at www.weather.gov.

The next statement will be issued this evening at 745 PM CDT.

&&


TXC491-020045-
/O.NEW.KEWX.FL.W.0015.210601T1621Z-210602T0642Z/
/GETT2.1.ER.210601T1621Z.210601T1800Z.210601T1841Z.NO/
739 AM CDT Tue Jun 1 2021

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

* Flood Warning for
  the South Fork San Gabriel River At Georgetown.
* From this morning to just after midnight tonight.
* At 7:30 AM CDT Tuesday the stage was 8.3 feet.
* Flood stage is 9.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage late 
  this morning to a crest of 9.3 feet this afternoon. It will then 
  fall below flood stage this afternoon.
* Impact...At 9.0 feet, Minor lowland flooding reaches low areas of 
  the flood plain with no significant damage. Lowest areas of the 
  city park downtown are flooded.
* Flood History...This crest compares to a previous crest of 9.3 
  feet on 05/08/2019.

&&


  Fld   Observed           Forecasts (7 am CDT)
Location                    Stg   Stg   Day/Time     Wed   Thu   Fri

South Fork San Gabriel River
Georgetown                  9.0   8.3   Tue 7 am CDT 4.8   3.2   2.7





&&

LAT...LON 3059 9777 3065 9778 3070 9760 3070 9740
      3064 9737 3062 9760

$$

BF
1 follow-up statement
565 
WGUS84 KEWX 011906
FLSEWX

Flood Statement
National Weather Service Austin/San Antonio TX
206 PM CDT Tue Jun 1 2021

...The Flood Warning is cancelled for the following rivers in 
Texas...

  South Fork San Gabriel River At Georgetown affecting Williamson 
  County.

TXC491-012015-
/O.CAN.KEWX.FL.W.0015.000000T0000Z-210601T1906Z/
/GETT2.1.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
206 PM CDT Tue Jun 1 2021

...The Flood Warning for the South Fork San Gabriel River At 
Georgetown has been cancelled...

The Flood Warning is cancelled for
  the South Fork San Gabriel River At Georgetown.
* At 1:45 PM CDT Tuesday the stage was 4.9 feet.
* Flood stage is 9.0 feet.
* Forecast...The river is expected to fall to 2.3 feet early Sunday 
  afternoon.

&&


  Fld   Observed           Forecasts (1 pm CDT)
Location                    Stg   Stg   Day/Time     Wed   Thu   Fri

South Fork San Gabriel River
Georgetown                  9.0   4.9   Tue 1 pm CDT 3.7   2.9   2.5





&&

LAT...LON 3059 9777 3065 9778 3070 9760 3070 9740
      3064 9737 3062 9760

$$

AAT

The office that day

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

IssuedProductOfficeCountiesLasted
May 31, 8:31 PM CDTSpecial Weather StatementEWXVal Verde44 min
May 31, 8:35 PM CDTSpecial Weather StatementEWXVal Verde40 min
May 31, 9:14 PM CDTSpecial Weather StatementEWXVal Verde46 min
May 31, 9:23 PM CDTSevere Thunderstorm WarningEWXVal Verde43 min
May 31, 9:48 PM CDTFlash Flood Warning Considerable damage threatEWXVal Verde2 hr
May 31, 10:22 PM CDTAreal Flood AdvisoryEWXWilliamson3 hr
May 31, 10:38 PM CDTSpecial Weather StatementEWXKinney52 min
May 31, 11:00 PM CDTAreal Flood AdvisoryEWXKinney, Maverick26 min
May 31, 11:15 PM CDTSevere Thunderstorm WarningEWXKinney, Maverick60 min
May 31, 11:26 PM CDTFlash Flood Warning Considerable damage threatEWXKinney, Maverick3 hr
May 31, 11:32 PM CDTSpecial Weather StatementEWXGillespie43 min
May 31, 11:47 PM CDTFlash Flood Warning Considerable damage threatEWXMaverick3 hr
May 31, 11:51 PM CDTSpecial Weather StatementEWXMaverick24 min
Jun 1, 12:08 AM CDTSevere Thunderstorm WarningEWXDimmit, Maverick, Zavala67 min
Jun 1, 12:14 AM CDTAreal Flood AdvisoryEWXGillespie3 hr
Jun 1, 12:44 AM CDTFlash Flood Warning Considerable damage threatEWXDimmit, Maverick, Zavala3 hr
Jun 1, 12:54 AM CDTAreal Flood AdvisoryEWXBlanco, Burnet, Llano3 hr
Jun 1, 12:55 AM CDTSevere Thunderstorm WarningEWXDimmit, Frio, Maverick, Zavala65 min
Jun 1, 1:19 AM CDTAreal Flood AdvisoryEWXTravis, Williamson3 hr
Jun 1, 1:36 AM CDTAreal Flood AdvisoryEWXBexar, Medina3 hr
Jun 1, 1:57 AM CDTSevere Thunderstorm WarningEWXDimmit, Frio, Zavala63 min
Jun 1, 2:08 AM CDTAreal Flood AdvisoryEWXDimmit, Zavala4 hr
Jun 1, 2:34 AM CDTAreal Flood AdvisoryEWXBastrop, Caldwell, Lee3 hr
Jun 1, 2:56 AM CDTAreal Flood AdvisoryEWXAtascosa, Bexar, Frio, Medina3 hr
Jun 1, 2:56 AM CDTSpecial Weather StatementEWXFrio49 min
Jun 1, 3:13 AM CDTAreal Flood AdvisoryEWXGonzales3 hr
Jun 1, 3:34 AM CDTAreal Flood AdvisoryEWXAtascosa2 hr
Jun 1, 3:40 AM CDTAreal Flood AdvisoryEWXDimmit, Maverick, Zavala2 hr
Jun 1, 3:57 AM CDTAreal Flood AdvisoryEWXKarnes, Wilson2 hr
Jun 1, 4:34 AM CDTAreal Flood AdvisoryEWXDeWitt, Karnes3 hr
Jun 1, 5:07 AM CDTFlash Flood Warning Considerable damage threatEWXDeWitt, Gonzales, Karnes3 hr
Jun 1, 6:02 AM CDTSpecial Weather StatementEWXBexar, Comal, Guadalupe58 min

Nearby

River Flood Warnings in Texas, 2021Every river flood warning in 2021

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.