Outlook

Middle estimate, with the range the level has an 8 in 10 chance of landing in. The bars share one scale: change from today.

Next week · by Nov 2245.4 ft74.80 m−0.1 ft−0.02 m from todayLikely 245.474.79 to 245.6 ft74.85 mChance of ending 1 ft0.3 m or more higher: under 5%

In 2 weeks · by Nov 9245.4 ft74.81 m0.0 ft−0.01 m from todayLikely 245.374.77 to 245.7 ft74.87 mChance of ending 1 ft0.3 m or more higher: under 5%

In a month · by Nov 25245.3 ft74.76 m−0.2 ft−0.06 m from todayLikely 245.174.71 to 245.8 ft74.90 mChance of ending 1 ft0.3 m or more higher: under 5%

Rises are harder to call. Heavy rain in the watershed can push the lake above these ranges within days.

Rain, past 7 days: 0.0 in0 mm watershed average
Rain forecast, next 7 days: 0.4 in11 mm normal 1.1 in28 mm

Statistical estimate, not safety, boating, or water-quality advice. For ramps, closures and advisories, check the lake operator.

Map

Map of Gibbons Creek Reservoir with the dam, level gauge and 1 public boat ramp.

Dam
Level gauge
Public boat ramp

Ramp locations from Texas Parks and Wildlife. Whether a ramp is open depends on the lake level; check the operator.

Level and outlook

FeetMeters above sea level

Measured
Middle estimate
8 in 10 range
Full pool

Show outlook as a table

Date	Low end	Middle	High end
Nov 2	245.474.79	245.474.80	245.674.85
Nov 9	245.374.77	245.474.81	245.774.87
Nov 25	245.174.71	245.374.76	245.874.90

How well this outlook has done here

We tested the 2-week outlook on past years at this lake, as if made once a week with only what was known that day.

On average it was off by: 0.31 ft0.09 m Assuming the level stays the same was off by 0.35 ft0.11 m
Actual level inside our range: 80% of 414 tests; the range is built to catch 8 in 10

The rise chance uses the same threshold for every lake: 1 ft (0.3048 m).

Nearby lakes

Closest lakes in a straight line, with today's level.

About Gibbons Creek Reservoir

Gibbons Creek Reservoir is on Gibbons Creek in Grimes County, about 20 miles east of College Station, in the Navasota River basin. It was filled in 1981 as a cooling lake for the Gibbons Creek power station, which ran until 2018.

More: Wikipedia · Texas Water Development Board

Full pool (conservation): 247.0 ft75.29 m
Highest level since 2017: 249.1 ft75.93 m, May 2025
Lowest level since 2017: 243.5 ft74.21 m, Oct 2022
Surface area at normal pool: 2,770 acres1,121 ha
Conservation storage: 25,721 acre-feet32 million m³
Dam: Gibbons Creek Dam, 1981
River or creek: Gibbons Creek
County: Grimes
Owner: Gibbons Creek Environmental Redevelopment Group LLC

Elevations are feetmeters above sea level (NGVD29).

Common questions

Is Gibbons Creek Reservoir full right now?

On Oct 26 it was 245.5 ft, 1.5 ft below full pool (247.0 ft), holding 86% of its conservation storage.On Oct 26 it was 74.82 m, 0.47 m below full pool (75.29 m), holding 86% of its conservation storage.

Is Gibbons Creek Reservoir going up or down?

The middle estimate for Nov 9 is about steady, with an 8 in 10 chance it ends between 245.3 ft and 245.7 ft. The chance it ends 1 ft or more higher than today is under 5%. Heavy rain can change that quickly.The middle estimate for Nov 9 is about steady, with an 8 in 10 chance it ends between 74.77 m and 74.87 m. The chance it ends 0.3 m or more higher than today is under 5%. Heavy rain can change that quickly.

Where does this data come from?

Daily levels come from the Texas Water Development Board and lake operators. The outlook is our own statistical model, using recent levels and forecast rain over the watershed.