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This probabilistic forecast is issued by the West Gulf River Forecast Center.

	Hydrograph			River at a Glance			Download			Probability Information Chance of Exceeding Levels During Entire Period Weekly Chance of Exceeding Levels Short-term Probabilistic Guidance (Experimental)

For official forecast click here

Experimental Short Range Forecast Uncertainty (AHPS) - External Links: Product Description Document | Customer Survey

About this graph

Forecasts for the San Bernard River near Old Ocean are issued as needed during times of high water, but are not routinely available.

Return to Area Map

Upstream Gauge

Zoom Level:16

Flood Categories (in feet)

Major Flood Stage:	16
Moderate Flood Stage:	11
Flood Stage:	7
Action Stage:	5
Low Stage (in feet):	0

Historic Crests
(1) 30.16 ft on 09/02/2017
(2) 20.35 ft on 06/07/2019
(3) 15.82 ft on 05/12/2019
(4) 15.36 ft on 07/11/2021 (P)
(5) 11.30 ft on 06/05/2021 (P)
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 15.36 ft on 07/11/2021 (P)
(2) 11.30 ft on 06/05/2021 (P)
(3) 9.78 ft on 01/04/2021 (P)
(4) 20.35 ft on 06/07/2019
(5) 15.82 ft on 05/12/2019
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

	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
25.5	FM 521 begins to flood.
25	Lowest homes along CR 747A begin to flood. Reifels Feed Store is threatened. Graham Road and Kaufman Road become threatened.
24	Low spots on HWY 35 become threatened. Low spots on Cypress Crest Street begin to take on water.
23	FM 522 West and CR 747A become threatened.
22	FM 522 East and Gupton Road become threatened.
21	Allhands Drive becomes threatened.
20.5	Lowest homes along CR 244A being to flood.
20	Windsor Road, CR 797 and Post Oak Court become threatened.
19.5	Lowest homes along CR 506 north of FM 521 begin to flood. CR 244A becomes threatened.
19	Homes along CR 506 north of FM 521 are threatened. River Drive, Riverbend Road, and CR 945 become threatened.
18	Water is over the road at the entrance of the Phillips Terminal. Water is over the top of the dock at the Phillips Terminal near Sweeny with all vessel traffic stopped. Widespread inundation of the left floodplain occurs. Hook Road becomes threatened.
17	Low spots on CR 506 begin to flood.
16	Water begins inundating the boat ramp off of FM 521. Pan American Road and Riverglen Street become threatened.
13	Water is within 5 feet of the top of the dock at the Phillips Terminal near Sweeny. Tugs can not push barges upstream and are unable to dock and there is widespread inundation of the floodplain.
11	Lazy G RV Park becomes threatened.
10	Water begins spilling into the left floodplain. Water is over the mid level walkway at the Phillips Terminal near Sweeny.
9	Water is over the mid level walkway at the Phillips Terminal near Sweeny.
7.5	Lazy G RV Boat Ramp takes on water.
7	Water is over the lowest platform at the Phillips Terminal near Sweeny. Hanson Park begins to flood.
5	Private boat ramps begin taking on water.

Other Real-time and/or Archive Data Sources:

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: 2-Nov-2020 7:29 PM

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