Ross Barnett ReservoirWater Level & Temperature
Ross Barnett Reservoir water level & water temperature
Ross Barnett Reservoir water level is updated continuously from USGS gauge 02485600 (NGVD29). Full pool elevation is 297.5 ft. Live reading, 7-day trend, and multi-year history appear below as the data loads.
Ross Barnett Reservoir water temperature by month
Ross Barnett Reservoir surface water temperature averages from about 50°F in January to 88°F in July over the year, based on a 40-year USGS model (1980–2020). Cold-water caution applies in January, February and December, when the typical temperature is below 60°F.
Jan
50°
Feb
52°
Mar
60°
Apr
69°
May
79°
Jun
86°
Jul
88°
Aug
88°
Sep
84°
Oct
74°
Nov
63°
Dec
55°
Typical surface temperatures (°F), modeled historical averages (USGS 185k-lake dataset, 1980–2020). Colors flag cold-water risk: blue/amber/red = cool, caution, danger. Live and recent readings appear above where a sensor is available.