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Port O'connor, Matagorda Bay: water level history

Record2016–202510 years
Great diurnal range0.22 mNo. 119
Highest water level1.27 m2024-07-08

Annual mean water level vs. period average (cm)

annual2016: 7.120162017: 3.320172018: 020182019: 9.220192020: 9.020202021: 6.820212022: 3.020222023: 4.020232024: 9.220242025: 1.62025

Bars are relative to the lowest year on record.

Top 10 monthly highest water levels

MonthHighest (m above MSL)
September 20201.064
June 20241.063
September 20211.013
July 20201.006
August 20170.949
August 20200.893
October 20200.820
June 20150.793
September 20240.776
May 20210.757
Times and heights are NOAA astronomical predictions and do not include weather effects. Times are station local time (incl. daylight saving), heights in metres above MLLW. Not for navigation.
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Monthly mean water levels at Port O'connor, Matagorda Bay since 2016.