National Weather Service Advanced Hydrologic Prediction Service

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Weather Forecast Office Houston/Galveston, TX

West Gulf River Forecast Center

Hydrograph

River at a Glance

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About this graph

Tabular Data (UTC)

Tabular Data (CDT)

Datum: Not Available

Metadata

NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Trinity River near Crockett are issued routinely year-round.

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Upstream Gauge

Downstream Gauge

Flood Categories (in feet)

Major Flood Stage:	48
Moderate Flood Stage:	45
Flood Stage:	41
Action Stage:	35
Low Stage (in feet):	-9999

Historic Crests
(1) 56.10 ft on 04/30/1942
(2) 48.54 ft on 05/10/1990
(3) 48.50 ft on 12/26/1991
(4) 47.68 ft on 05/15/1969
(5) 47.60 ft on 05/31/2015
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 45.13 ft on 01/08/2019 (P)
(2) 42.92 ft on 10/27/2018 (P)
(3) 41.34 ft on 05/02/2016
(4) 46.36 ft on 03/16/2016
(5) 46.99 ft on 10/30/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

Show FEMA's National Flood Hazard Layers

Zoom Level:16

	Gauge Location	Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.

Flood Impacts & Photos

If you notice any errors in the below information, please contact our Webmaster
52	Massive flooding of ranching and agricultural interests along the river occurs.
49	There is major flooding of ranches and farms along the river.
48	Major lowland flooding begins. Most ranches along the river experience flooding problems with many rural roads underwater.
45	Moderate lowland flooding begins in the vicinity of the gage impacting livestock grazing and prison farms. In past floods problems occurred from the Highway 7 bridge downstream to Highway 21 bridge due to high flows in the backwater of Lake Livingston.
43	Minor lowland flooding continues in the vicinity of the gage impacting ranching operations and prison farms. Livestock should be removed from low areas in the flood plain.
41	Minor lowland flooding begins in the vicinity of the gage creating problems for cattle ranches and prison farms. Livestock may need to be removed from low areas in the flood plain.
35	Minor overbank is flow expected. All livestock and equipment should be removed from the flood plain.

About This Location

Latitude: 31.338333° N, Longitude: 95.656111° W, Horizontal Datum: NAD83/WGS84

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	41 ft	Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum	Elevation (gauge height = 0)	Elevation (gauge height = flood stage)	Elevation information source
NAVD88	Not Available	Not Available	Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29	Not Available	Not Available	Older USGS topographic maps, NGVD29 benchmarks
MSL	Not Available	Not Available	Older USGS topographic maps, MSL benchmarks
Other	NULL	NULL

Current/Historical Observations:

Resources

Collaborative Agencies

The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

NWS Information

National Weather Service
Houston/Galveston Weather Forecast Office
1353 FM 646, Suite 202
Dickinson, TX 77539
(281) 337-5074
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Page last modified: 1-Mar-2019 12:34 AM

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