Brazos River near Rosharon, TX
River level and flood forecast · Brazoria County
The river is 37.2 ft below flood stage (43 ft).
Forecast to rise to 6.1 ft Mon 10 AM, below the 43 ft flood stage.
Flow: 1,010 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Mon, Oct 12, 7:52 AM. Forecasts change as rain falls and as upstream water arrives.
Flood stages
| Major flood stage | 51.3 ft |
| Moderate flood stage | 47 ft |
| Flood stage | 43 ft |
| Action stage | 40 ft |
| Record crest (August 29, 2017) | 52.65 ft |
What floods at each level
From the National Weather Service, highest first.
- 52 ftMajor lowland flooding continues with massive inundation of the Brazos River and Oyster Creek flood plains below FM 1462. Homes in the Columbia Lakes...Mallard Lakes...and Great Lakes subdivisions near West Columbia begin flooding.
- 51.3 ftMajor lowland flooding begins in the vicinity of the gage with up to one half foot of water flowing over FM 1462 between the Brazos River and Oyster Creek. River Oaks Road in Fort Bend County as well as County Road 25...County Rod 380A...and County Road 42 in Brazoria County remain flooded and impassable. The bridge over Cow Creek at County Road 25 is impassable. Roads into several subdivisions near State Highway 35 and County Road 25 near West Columbia and homes in Mallard Lakes are threatened.
- 50.8 ftModerate lowland flooding continues with water flowing over the flood plain into Oyster Creek. FM 1462 at Oyster Creek east of the gage in Brazoria County is inundated. River Oaks Road in Fort Bend County and County Road 25 and County Road 380A in Brazoria County remain flooded and impassable. County Road 42 in Brazoria County upstream of the gage is inundated with close to one half foot of water.
- 50.5 ftModerate lowland flooding continues as County Road 42 in Brazoria County upstream of the gage is inundated. River Oaks Road in Fort Bend County and the bridge over Cow Creek in Brazoria County remain flooded and impassable. County Road 380A near Damon in Brazoria County is inundated with one half to one foot of water and is impassable.
- 49.6 ftModerate lowland flooding continues with River Oaks Road in Fort Bend County and the bridge over Cow Creek in Brazoria County flooded and impassable. County Road 380A near Damon is inundated.
- 48.5 ftModerate lowland flooding continues as the bridge over Cow Creek at County Road 25 in Brazoria County is flooded. River Oaks Road in the Pecan Bend subdivision in Fort Bend County is inundated with close to one half foot of water.
- 48 ftModerate lowland flooding continues as water covers River Oaks Road in the Pecan Bend subdivision in Fort Bend County and County Road 25 at Cow Creek in Brazoria County.
- 47 ftModerate lowland flooding begins in the vicinity of the gage.
- 46.5 ftMinor lowland flooding continues. Livestock should be removed from low-lying areas in the floodplain.
- 43 ftMinor lowland flooding begins in vicinity of gage as flow escapes the main channel. Cattle should be removed from low-lying areas in the floodplain.
Highest crests on record
- 52.65 ft — August 29, 2017
- 52.56 ft — June 4, 2016
- 52 ft — May 1, 1965
- 51.89 ft — January 3, 1992
- 51.82 ft — October 22, 1994
Recent crests: 46.96 ft (May 13, 2024) · 45.63 ft (June 7, 2021) · 43.77 ft (June 6, 2019) · 51.36 ft (May 11, 2019) · 48.79 ft (January 11, 2019)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (ROST2); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.