Alert archive / Texas / River Flood Warnings in 2018

River Flood Warning 13, NWS Austin/San Antonio, TX

August 12, 2018Uvalde County, Texas

NWS Austin/San Antonio, TX issued this river flood warning at Aug 12, 2018, 4:47 PM CDT for Uvalde County, Texas. It took effect at Aug 12, 2018, 5:30 PM CDT. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
Aug 12, 2018, 4:47 PM CDT (21:47 UTC)
In effect from
Aug 12, 2018, 5:30 PM CDT
Expired
Aug 12, 2018, 7:58 PM CDT
In force
2 hr
Issued by
NWS Austin/San Antonio, TX
Area
Storm-based polygon
Flood severity
Minor

County Uvalde County, TX

The radar

The Laughlin AFB radar (KDFX), 64 km from the middle of the area, began a volume at 21:49 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 Nueces River below Uvalde (UVLT2). The gauge peaked at 10.69 ft at Aug 12, 2018, 5:00 PM CDT.

actionminormoderate5101508/1208/1308/14
Action stage
10 ft
Minor stage
11 ft
Moderate stage
15 ft
Major stage
17 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 08192000, 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.

770 
WGUS44 KEWX 122147
FLWEWX
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Austin/San Antonio TX
447 PM CDT Sun Aug 12 2018

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

  Nueces River 
  
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.weather.gov/ewx.

&&

TXC463-131300-
/O.NEW.KEWX.FL.W.0013.180812T2230Z-180813T1300Z/
/UVLT2.1.ER.180812T2230Z.180812T2300Z.180813T0100Z.UU/
447 PM CDT Sun Aug 12 2018

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

* Flood Warning for 
  the Nueces River Below Uvalde.
* until Monday morning...or until the warning is cancelled.
* At  4:30 PM Sunday the stage was 10.8 feet.
* Flood stage is 11.0 feet.
* Minor flooding is forecast.
* Forecast...Rise above flood stage by late this afternoon and continue to rise 
  to near 11.1 feet by this evening.The river will fall below flood stage by 
  this evening.
* Impact...At 11.0 feet...Minor lowland flooding nine miles southwest of Uvalde 
  closes the Farm to Market 481 bridge floor. Livestock in the flood plain 
  should be moved to higher ground..

&& 

Below are the latest river stages and forecasts:
                    BF  FLD  Observed            Forecast 7AM
Location           STG  STG    STG    Day Time   Mon   Tue   Wed   Thu   Fri
 Uvalde             10   11   10.8   Sun  4 PM   5.5   5.0   3.8   3.7   3.6


&&

LAT...LON 2913 9994 2914 9985 2885 9974 2853 9967
      2848 9975 2880 9985             

$$
1 follow-up statement
587 
WGUS84 KEWX 130058
FLSEWX
Flood Statement
National Weather Service Austin/San Antonio TX
758 PM CDT Sun Aug 12 2018

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

  Nueces River Below Uvalde Affecting Uvalde 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.weather.gov/ewx.

&&

TXC463-130128-
/O.CAN.KEWX.FL.W.0013.000000T0000Z-180813T1300Z/
/UVLT2.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.UU/
758 PM CDT Sun Aug 12 2018

The flood warning is cancelled for
  the Nueces River Below Uvalde.
* At  7:30 PM Sunday the stage was 8.5 feet.
* Flood stage is 11.0 feet.
* Forecast...The river crested below flood stage at 10.8 feet. The river will 
  fall to 5.0 feet by Monday morning.


&& 

Below are the latest river stages and forecasts:
                    BF  FLD  Observed            Forecast 7AM
Location           STG  STG    STG    Day Time   Mon   Tue   Wed   Thu   Fri
 Uvalde             10   11    8.5   Sun 07 PM   5.0   3.8   3.7   3.6   3.6  


&&

LAT...LON 2913 9994 2914 9985 2885 9974 2853 9967
      2848 9975 2880 9985             

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 12, 5:30 AM CDTAreal Flood AdvisoryEWXBandera, Kinney, Real, Uvalde3 hr
Aug 12, 6:55 AM CDTFlash Flood WarningEWXUvalde6 hr
Aug 12, 7:54 AM CDTRiver Flood WarningEWXUvalde7 hr
Aug 12, 9:32 AM CDTFlash Flood WarningEWXKinney3 hr
Aug 12, 12:30 PM CDTAreal Flood AdvisoryEWXKinney2 hr
Aug 12, 1:05 PM CDTAreal Flood AdvisoryEWXUvalde3 hr
Aug 12, 2:10 PM CDTSpecial Weather StatementEWXWilliamson50 min
Aug 12, 4:00 PM CDTAreal Flood AdvisoryEWXUvalde3 hr
Aug 12, 4:12 PM CDTAreal Flood AdvisoryEWXMedina3 hr
Aug 12, 5:15 PM CDTAreal Flood AdvisoryEWXDimmit3 hr

Nearby

River Flood Warnings in Texas, 2018Every river flood warning in 2018

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.