tidealmanac

Port Isabel, TX tide chart

NOAA station 8779770 · Reference station · Datum MLLW · Local time (America/Chicago)

Change stationFull year 2026

Today · Sun, Oct 18

High tideLow tide
3.3 ft1.0 m1.6 ft0.5 m0 ft0.0 m12 AM6 AMNoon6 PM12 AMNow1:36 AM · 1.9 ft1:36 AM · 0.57 m3:30 PM · 0.5 ft3:30 PM · 0.16 m

NOAA six-minute predicted heights for today. Hours in the station's local time.

Next high2:24 AM1.8 ft0.56 m · in 5h 53m
Next low4:42 PM0.6 ft0.19 m · in 20h 11m
Range today1.4 ft0.41 mNow about 1.2 ft0.36 m and rising
MoonFirstFirst quarter · neap tides

October 2026

Full year
Date1st tide2nd tide3rd tide4th tide
1Thu
1:24 PMLow · 0.1 ft0.02 m
2Fri
12:24 AMHigh · 2.1 ft0.64 m
2:24 PMLow · 0.1 ft0.02 m
3Sat
1:36 AMHigh · 2.1 ft0.65 m
3:30 PMLow · 0.1 ft0.04 m
4Sun
2:48 AMHigh · 2.1 ft0.64 m
4:48 PMLow · 0.2 ft0.07 m
5Mon
3:30 AMHigh · 2.0 ft0.60 m
6:00 PMLow · 0.4 ft0.11 m
6Tue
3:54 AMHigh · 1.8 ft0.55 m
7:06 PMLow · 0.5 ft0.17 m
7Wed
3:48 AMHigh · 1.6 ft0.50 m
8:48 AMLow · 1.4 ft0.43 m
12:54 PMHigh · 1.6 ft0.49 m
8:18 PMLow · 0.8 ft0.23 m
8Thu
3:18 AMHigh · 1.5 ft0.45 m
8:54 AMLow · 1.2 ft0.36 m
2:36 PMHigh · 1.7 ft0.50 m
9:24 PMLow · 1.0 ft0.30 m
9Fri
3:06 AMHigh · 1.4 ft0.43 m
9:12 AMLow · 0.9 ft0.28 m
4:00 PMHigh · 1.7 ft0.53 m
10:24 PMLow · 1.2 ft0.37 m
10Sat
3:00 AMHigh · 1.4 ft0.42 m
9:42 AMLow · 0.7 ft0.21 m
5:06 PMHigh · 1.8 ft0.56 m
11:42 PMLow · 1.4 ft0.43 m
11Sun
2:30 AMHigh · 1.4 ft0.43 m
10:12 AMLow · 0.5 ft0.16 m
6:24 PMHigh · 1.9 ft0.57 m
12Mon
10:42 AMLow · 0.4 ft0.12 m
7:36 PMHigh · 1.9 ft0.59 m
13Tue
11:18 AMLow · 0.4 ft0.11 m
8:48 PMHigh · 1.9 ft0.59 m
14Wed
12:00 PMLow · 0.3 ft0.10 m
10:42 PMHigh · 1.9 ft0.59 m
15Thu
12:54 PMLow · 0.4 ft0.11 m
11:48 PMHigh · 1.9 ft0.59 m
16Fri
1:42 PMLow · 0.4 ft0.12 m
17Sat
12:42 AMHigh · 1.9 ft0.59 m
2:30 PMLow · 0.4 ft0.14 m
18Sun
1:36 AMHigh · 1.9 ft0.57 m
3:30 PMLow · 0.5 ft0.16 m
19Mon
2:24 AMHigh · 1.8 ft0.56 m
4:42 PMLow · 0.6 ft0.19 m
20Tue
2:36 AMHigh · 1.7 ft0.53 m
5:48 PMLow · 0.7 ft0.21 m
21Wed
2:18 AMHigh · 1.6 ft0.50 m
6:48 PMLow · 0.8 ft0.25 m
22Thu
2:06 AMHigh · 1.6 ft0.47 m
8:00 AMLow · 1.2 ft0.37 m
1:06 PMHigh · 1.5 ft0.44 m
7:48 PMLow · 1.0 ft0.30 m
23Fri
2:06 AMHigh · 1.5 ft0.45 m
8:12 AMLow · 1.0 ft0.30 m
2:48 PMHigh · 1.6 ft0.48 m
9:00 PMLow · 1.1 ft0.35 m
24Sat
2:00 AMHigh · 1.4 ft0.43 m
8:36 AMLow · 0.7 ft0.22 m
4:00 PMHigh · 1.7 ft0.53 m
10:12 PMLow · 1.3 ft0.40 m
25Sun
1:36 AMHigh · 1.4 ft0.43 m
9:06 AMLow · 0.5 ft0.14 m
5:06 PMHigh · 1.9 ft0.57 m
26Mon
9:42 AMLow · 0.2 ft0.07 m
6:24 PMHigh · 2.0 ft0.61 m
27Tue
10:24 AMLow · 0.0 ft0.01 m
7:48 PMHigh · 2.1 ft0.64 m
28Wed
11:12 AMLow · -0.1 ft-0.03 m
9:18 PMHigh · 2.1 ft0.66 m
29Thu
12:06 PMLow · -0.1 ft-0.04 m
11:06 PMHigh · 2.2 ft0.66 m
30Fri
1:06 PMLow · -0.1 ft-0.03 m
31Sat
12:06 AMHigh · 2.1 ft0.65 m
2:06 PMLow · 0.0 ft0.01 m
Thu11:24 PM0.1 ft0.02 mFri212:24 AM2.1 ft0.64 m2:24 PM0.1 ft0.02 mSat31:36 AM2.1 ft0.65 m3:30 PM0.1 ft0.04 mSun42:48 AM2.1 ft0.64 m4:48 PM0.2 ft0.07 mMon53:30 AM2.0 ft0.60 m6:00 PM0.4 ft0.11 mTue63:54 AM1.8 ft0.55 m7:06 PM0.5 ft0.17 mWed73:48 AM1.6 ft0.50 m8:48 AM1.4 ft0.43 m12:54 PM1.6 ft0.49 m8:18 PM0.8 ft0.23 mShow the whole month

Heights relative to MLLW; times local to the station. Predictions from NOAA CO-OPS; not for navigation.

Nearby stations

Distance from this station. A nearer station is not necessarily the right one for your shore.
Queen Isabella Causeway (west end)TX · NOAA 8779739 · 2 mi (3 km)South Bay entranceTX · NOAA 8779768 · 2 mi (4 km)Queen Isabella Causeway (east end)TX · NOAA 8779724 · 3 mi (5 km)South Padre Island C.G. StationTX · NOAA 8779748 · 3 mi (5 km)