Alert archive / Texas / River Flood Warnings in 2021

River Flood Warning 57, NWS Shreveport, LA

April 30, 20214 counties in Texas

NWS Shreveport, LA issued this river flood warning at Apr 30, 2021, 7:18 AM CDT for 4 counties in Texas. It took effect at May 1, 2021, 1:00 AM CDT. It was in force for .

The area

The outline as issued.

The facts

Issued: Apr 30, 2021, 7:18 AM CDT (12:18 UTC)
In effect from: May 1, 2021, 1:00 AM CDT
Expired: Apr 30, 2021, 8:26 PM CDT
In force
Issued by: NWS Shreveport, LA
Area: Storm-based polygon
Flood severity: Minor

Counties Anderson County, TX, Cherokee County, TX, Houston County, TX, Trinity County, TX

The radar

The Shreveport radar (KSHV), 159 km from the middle of the area, began a volume at 12:21 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 Neches River near Alto (ATOT2). The gauge peaked at 15.70 ft at May 1, 2021, 11:00 AM CDT.

Action stage: 15.5 ft
Minor stage: 16 ft
Moderate stage: 18 ft
Major stage: 20 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 08032500, 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.

043 
WGUS44 KSHV 301218
FLWSHV

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Shreveport LA
718 AM CDT Fri Apr 30 2021

...The National Weather Service in Shreveport LA has issued a Flood 
Warning for the following river in Texas...

  Neches River Near Alto affecting Cherokee, Houston, Anderson and 
  Trinity Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive cars through flooded areas.
Caution is urged when walking near riverbanks.
A Flood Warning means that flooding is imminent or occurring. All 
interested parties should take necessary precautions immediately.

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

&&

For more hydrologic information, copy and paste the following website
address into your favorite web browser URL bar:
water.weather.gov/ahps2/index.php?wfo=shv


TXC001-073-225-455-011400-
/O.NEW.KSHV.FL.W.0057.210501T1200Z-210505T0000Z/
/ATOT2.1.ER.210501T1200Z.210501T1800Z.210503T1200Z.NO/
718 AM CDT Fri Apr 30 2021

The National Weather Service in Shreveport has issued a

* Flood Warning for
  the Neches River Near Alto.
* From Saturday morning to Tuesday evening.
* At 6:15 AM CDT Friday the stage was 14.9 feet.
* Flood stage is 16 feet.
* Minor flooding is forecast.
* Forecast...The Neches River is expected to rise above flood stage 
  Saturday morning to a crest of 16.1 feet early Saturday afternoon. 
  It will then fall below flood stage Monday morning.
* Impact...At 16.0 feet, Boat ramps and picnic areas near the river 
  will begin to flood. Ranchers should move cattle and equipment 
  near the river to higher ground.


&&

LAT...LON 3167 9524 3152 9504 3138 9492 3133 9500
      3166 9537

$$

08

2 follow-up statements

570 
WGUS84 KSHV 301333
FLSSHV

Flood Statement
National Weather Service Shreveport LA
833 AM CDT Fri Apr 30 2021

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

  Neches River Near Neches affecting Cherokee, Houston and Anderson 
  Counties.

...The Flood Warning continues for the following rivers in Texas...

  Neches River Near Diboll affecting Tyler, Houston, Angelina, Polk 
  and Trinity Counties.

  Neches River Near Alto affecting Cherokee, Houston, Anderson and 
  Trinity Counties.

TXC001-073-225-301445-
/O.CAN.KSHV.FL.W.0050.210505T0000Z-210430T1333Z/
/NCST2.1.ER.210505T0000Z.210505T0000Z.000000T0000Z.NO/
833 AM CDT Fri Apr 30 2021

...The Flood Warning for the Neches River Near Neches has been 
cancelled...

The Flood Warning is cancelled for
  the Neches River Near Neches.
* At 7:30 AM CDT Friday the stage was 10.0 feet.
* Flood stage is 12 feet.
* Forecast...The Neches River near Neches, Texas is expected to rise 
  to a crest of 11.1 feet Saturday evening.  It will then rise to 
  11.9 feet Tuesday evening. Additional rises are possible 
  thereafter.


&&

LAT...LON 3204 9544 3167 9524 3166 9537 3180 9544
      3188 9548

$$

TXC005-225-373-455-457-011515-
/O.EXT.KSHV.FL.W.0056.210430T1333Z-210505T1800Z/
/DIBT2.1.ER.210430T1320Z.210502T0000Z.210505T0000Z.NO/
833 AM CDT Fri Apr 30 2021

...The Flood Warning is now in effect until early Wednesday 
afternoon...

The Flood Warning continues for
  the Neches River Near Diboll.
* From this morning to Wednesday afternoon.
* At 7:15 AM CDT Friday the stage was 11.9 feet.
* Flood stage is 12 feet.
* Minor flooding is forecast.
* Forecast...The Neches River near Diboll is expected to rise to a 
  crest of 14.1 feet Saturday evening. It will then fall below flood 
  stage Tuesday evening.
* Impact...Mjnor lowland flooding of boat ramps.  Move livestock and 
  equipment to higher ground.


&&

LAT...LON 3138 9492 3107 9455 3103 9459 3111 9485
      3136 9500

$$

TXC001-073-225-455-011515-
/O.EXT.KSHV.FL.W.0057.210501T0600Z-210504T1200Z/
/ATOT2.1.ER.210501T0600Z.210501T0600Z.210503T0000Z.NO/
833 AM CDT Fri Apr 30 2021

...The Flood Warning is now in effect until Tuesday morning...

The Flood Warning continues for
  the Neches River Near Alto.
* From late tonight to Tuesday morning.
* At 8:15 AM CDT Friday the stage was 15.1 feet.
* Flood stage is 16 feet.
* Minor flooding is forecast.
* Forecast...The Neches River near Alto will crest near the 16 foot 
  flood stage through Saturday.
* Impact...At 16.0 feet, Boat ramps and picnic areas near the river 
  will begin to flood. Ranchers should move cattle and equipment 
  near the river to higher ground.


&&

LAT...LON 3167 9524 3152 9504 3138 9492 3133 9500
      3166 9537

$$

08

645 
WGUS84 KSHV 010126
FLSSHV

Flood Statement
National Weather Service Shreveport LA
826 PM CDT Fri Apr 30 2021

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

  Neches River Near Alto affecting Cherokee, Houston, Anderson and 
  Trinity Counties.

TXC001-073-225-455-010230-
/O.CAN.KSHV.FL.W.0057.210501T0600Z-210501T0126Z/
/ATOT2.1.ER.210501T0600Z.210501T0600Z.210503T0000Z.NO/
826 PM CDT Fri Apr 30 2021

...The Flood Warning for the Neches River Near Alto has been 
cancelled...

The Flood Warning is cancelled for
  the Neches River Near Alto.
* At 7:15 PM CDT Friday the stage was 15.3 feet.
* Flood stage is 16.0 feet.
* Forecast...The river is expected to rise to a crest of 15.5 feet 
  tomorrow morning.


&&

LAT...LON 3167 9524 3152 9504 3138 9492 3133 9500
      3166 9537

$$

The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 29, 11:15 PM CDT	Special Weather Statement	SHV	Shelby	45 min
Apr 30, 12:04 AM CDT	Special Weather Statement	SHV	Shelby	41 min
Apr 30, 12:39 AM CDT	Special Weather Statement	SHV	Shelby	51 min
Apr 30, 1:24 AM CDT	Special Weather Statement	SHV	Sabine	51 min
Apr 30, 3:28 AM CDT	Areal Flood Advisory	SHV	Angelina, Cherokee, Nacogdoches, Sabine, San Augustine, Shelby	3 hr
Apr 30, 4:11 AM CDT	Flash Flood Warning	SHV	Angelina, Cherokee, Nacogdoches, San Augustine, Shelby	3 hr
Apr 30, 5:10 AM CDT	River Flood Warning	SHV	Nacogdoches, Rusk, San Augustine, Shelby	46 days
Apr 30, 5:12 AM CDT	River Flood Warning	SHV	Sabine, San Augustine	40 hr
Apr 30, 5:14 AM CDT	River Flood Warning	SHV	Angelina, Houston, Polk, Trinity, Tyler	51 days
Apr 30, 6:22 AM CDT	Areal Flood Advisory	SHV	Angelina, Nacogdoches, Sabine, San Augustine	113 min
Apr 30, 9:39 AM CDT	River Flood Warning	SHV	Bowie, Red River	25 hr

Nearby

River Flood Warnings in Texas, 2021 Every 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.