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Linnville Bayou at FM 521 near Cedar Lane water level

River gauge, Linnville Bayou, Texas, United States

Directions

Very high for late October

Water level

2.42ft Up 0.17 ft over the last 24 hours

0 10 20 Minor floodstage 22.00 ft

History

1.01.52.02.5ftOct 16Oct 17Oct 18Oct 20Oct 211.01.52.02.5ftOct 16Oct 18Oct 21
1.52.02.5ftSep 22Sep 29Oct 6Oct 14Oct 211.52.02.5ftSep 22Oct 6Oct 21
-01020ftOct 2025Jan 2026Apr 2026Jul 2026Oct 2026Minor flood stage-01020ftOct 2025Apr 2026Oct 2026Minor flood stage
-051015ftJanMarMayJulSepNov2026-051015ftJanAprJulOct2026

20252026

Water level Normal range (10–90 %) Minor flood stage

What this means

High water at Linnville Bayou at FM 521 near Cedar Lane: the latest reading is 2.42 ft, well above normal for late October.

That puts it 0.64 ft above the median of 1.78 ft for late October, based on 5 years of readings. It is 19.58 ft below the flood stage of 22.00 ft. A year ago it stood at 2.03 ft (+0.39 ft).

It is on the way up, by 0.17 ft over the past 24 hours. If the rise continues, low-lying paths and riverside parking can go under water. The 30-day range is 0.93 ft – 2.74 ft.

That stands out in fall, when many rivers are usually near their lowest.

Compared with 5 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
1.78 ft0.64 ft above the median for this date
Normal for this date
1.20 ft – 2.37 ft8 years in 10 fall in this range (5 years of records)
Same day last year
2.03 ft+0.39 ft
Lowest and highest in 30 days
0.93 ft – 2.74 ft
Lowest and highest in 12 months
0.06 ft – 15.58 ft

Staying safe in high water

Flood stage is only the first threshold. Above it the National Weather Service sets moderate and major flood stages, and the forecast crest tells you which of those the river is expected to reach.

Upstream gauges on the same river usually show a rise first, which is a useful early warning.

Weather at the gauge

No rain in the last 3 days.

20 Tue 84° 56° – Wind 11 mph
21 Wed 80° 70° – Wind 12 mph
22 Thu 87° 62° – Wind 12 mph
23 Fri 84° 64° – Wind 12 mph
24 Sat 84° 67° – Wind 15 mph
25 Sun 82° 66° – Wind 14 mph
26 Mon 83° 64° 0.01 in Wind 14 mph

Forecast: Open-Meteo

Sunrise 07:28 AM Sunset 06:48 PM Daylight 11 hr, 20 min Waxing gibbous 76%

Map

Other gauges on Linnville Bayou

Gauge Level Compared with normal 24 hours Distance
Linnville Bayou at SH 35 near Van VleckRiver gauge, Linnville Bayou 21.21 ft No reference yet +0.02 ft 9 mi

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Caney Creek at SH 35 near Van VleckRiver gauge, Caney Creek 0.7 cfs Normal +0.1 cfs 11 mi
San Bernard River near SweenyTidal gauge, San Bernard River 2.42 ft Below flood stage +0.07 ft 11 mi
Brazos River near West ColumbiaTidal gauge, Brazos River 3.04 ft Below flood stage +0.15 ft 15 mi
Colorado River near Bay CityRiver gauge, Colorado River 3.39 ft Normal −0.14 ft 18 mi
Oyster Creek at CR 290 near AngletonRiver gauge, Oyster Creek 5.49 ft Normal −0.08 ft 18 mi
Oyster Creek at CR 34 near AngletonRiver gauge, Oyster Creek 16.03 ft Low −0.11 ft 24 mi
San Bernard River near BolingRiver gauge, San Bernard River 3.56 ft Normal +0.02 ft 27 mi
Tres Palacios River near MidfieldRiver gauge, Tres Palacios River 3.24 ft Normal +0.17 ft 28 mi

Questions and answers

How does Linnville Bayou at FM 521 near Cedar Lane compare with last year?

It is 0.39 ft higher than on the same day last year, when the reading was 2.03 ft.

What is flood stage for Linnville Bayou at FM 521 near Cedar Lane?

The official flood stage is 22.00 ft. The level is currently 19.58 ft below it.

What is a normal level for Linnville Bayou at FM 521 near Cedar Lane in late October?

The median for late October is 1.78 ft. In 8 years out of 10 the reading falls between 1.20 ft and 2.37 ft, based on 5 years of records.

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Linnville Bayou at FM 521 near Cedar Lane today?

On Oct 21, 2026, 04:15 AM CDT, the water level was 2.42 ft. Up 0.17 ft over the last 24 hours.

Is Linnville Bayou at FM 521 near Cedar Lane rising or falling?

Up 0.17 ft over the last 24 hours. Up 0.45 ft over the last 7 days.

Is the level of Linnville Bayou at FM 521 near Cedar Lane normal?

Very high for late October. Compared with 5 years of daily readings for this time of year.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Geological Survey
Station code
usgs:08117858 (Agency page)
Coordinates
28.95151, -95.71123 (WGS84)
Vertical datum
NAVD88
Update interval
every 15 minutes
Licence
Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

ParameterLast valueTime (UTC)Quality
Water level 2.42 ft 2026-10-21 09:15 Provisional

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How to cite

U.S. Geological Survey: Linnville Bayou at FM 521 near Cedar Lane (usgs:08117858). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/texas/linnville-bayou-at-fm-521-near-cedar-lane

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer