Tide Calendars

Port Isabel, Texas — Tide Calendar

NOAA station 8779770 · predictions updated September 4, 2026 · heights in feet above MLLW

Average predicted tide range here is about 1.1 ft (difference between a typical high and low, computed from the next 12 months of NOAA predictions).

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This week's tides

DayTimeTideHeight
Wed Sep 95:36 AMHigh1.59 ft
Wed Sep 99:48 AMLow1.46 ft
Wed Sep 91:00 PMHigh1.54 ft
Wed Sep 99:18 PMLow0.29 ft
Thu Sep 105:06 AMHigh1.42 ft
Thu Sep 109:54 AMLow1.25 ft
Thu Sep 102:54 PMHigh1.54 ft
Thu Sep 1010:06 PMLow0.53 ft
Fri Sep 114:48 AMHigh1.31 ft
Fri Sep 1110:12 AMLow1.01 ft
Fri Sep 114:18 PMHigh1.56 ft
Fri Sep 1111:00 PMLow0.79 ft
Sat Sep 124:42 AMHigh1.27 ft
Sat Sep 1210:48 AMLow0.78 ft
Sat Sep 125:30 PMHigh1.58 ft
Sun Sep 1312:06 AMLow1.05 ft
Sun Sep 134:36 AMHigh1.27 ft
Sun Sep 1311:24 AMLow0.6 ft
Sun Sep 137:00 PMHigh1.61 ft
Mon Sep 141:24 AMLow1.27 ft
Mon Sep 144:12 AMHigh1.32 ft
Mon Sep 1412:06 PMLow0.46 ft
Mon Sep 148:30 PMHigh1.65 ft
Tue Sep 1512:54 PMLow0.37 ft
Tue Sep 1510:48 PMHigh1.7 ft

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