tidealmanac

Lockheed Shipyard, Harbor Island, WA tide chart

NOAA station 9447110 · Subordinate station · Datum MLLW · Local time (America/Los_Angeles)

Change stationFull year 2026

Today · Sun, Oct 18

High tideLow tide
  1. Low4:29 AM1.1 ft0.34 m
  2. High12:46 PM10.3 ft3.15 m
  3. Low7:52 PM7.1 ft2.16 m
  4. High10:42 PM7.6 ft2.30 m

This is a subordinate station: NOAA predicts its highs and lows from a nearby reference station and publishes no curve for it. Nothing is interpolated.

Next high10:42 PM7.6 ft2.30 m · in 4h 11m
Next low7:52 PM7.1 ft2.16 m · in 1h 21m
Range today9.2 ft2.82 m4 predicted tides today
MoonFirstFirst quarter · neap tides

October 2026

Full year
Date1st tide2nd tide3rd tide4th tide
1Thu
2:27 AMLow · -1.7 ft-0.51 m
9:37 AMHigh · 10.8 ft3.29 m
2:53 PMLow · 7.3 ft2.22 m
7:57 PMHigh · 10.6 ft3.22 m
2Fri
3:20 AMLow · -1.5 ft-0.45 m
10:52 AMHigh · 10.6 ft3.22 m
4:03 PMLow · 7.9 ft2.42 m
8:47 PMHigh · 9.9 ft3.03 m
3Sat
4:20 AMLow · -1.0 ft-0.30 m
12:22 PMHigh · 10.5 ft3.20 m
5:44 PMLow · 8.1 ft2.46 m
9:59 PMHigh · 9.2 ft2.81 m
4Sun
5:28 AMLow · -0.4 ft-0.12 m
1:44 PMHigh · 10.7 ft3.26 m
7:34 PMLow · 7.4 ft2.25 m
11:35 PMHigh · 8.7 ft2.66 m
5Mon
6:41 AMLow · 0.1 ft0.03 m
2:40 PMHigh · 11.0 ft3.35 m
8:42 PMLow · 6.2 ft1.89 m
6Tue
1:13 AMHigh · 8.7 ft2.65 m
7:50 AMLow · 0.5 ft0.15 m
3:21 PMHigh · 11.3 ft3.44 m
9:28 PMLow · 4.8 ft1.47 m
7Wed
2:35 AMHigh · 9.1 ft2.76 m
8:51 AMLow · 1.0 ft0.29 m
3:52 PMHigh · 11.5 ft3.49 m
10:06 PMLow · 3.4 ft1.05 m
8Thu
3:43 AMHigh · 9.6 ft2.91 m
9:44 AMLow · 1.6 ft0.49 m
4:19 PMHigh · 11.5 ft3.52 m
10:41 PMLow · 2.1 ft0.64 m
9Fri
4:42 AMHigh · 10.0 ft3.06 m
10:31 AMLow · 2.4 ft0.74 m
4:43 PMHigh · 11.5 ft3.51 m
11:13 PMLow · 0.9 ft0.29 m
10Sat
5:34 AMHigh · 10.4 ft3.18 m
11:15 AMLow · 3.5 ft1.05 m
5:07 PMHigh · 11.4 ft3.47 m
11:44 PMLow · 0.0 ft0.01 m
11Sun
6:24 AMHigh · 10.8 ft3.28 m
11:57 AMLow · 4.5 ft1.38 m
5:31 PMHigh · 11.1 ft3.40 m
12Mon
12:16 AMLow · -0.6 ft-0.19 m
7:11 AMHigh · 11.0 ft3.35 m
12:40 PMLow · 5.6 ft1.69 m
5:58 PMHigh · 10.8 ft3.29 m
13Tue
12:49 AMLow · -1.0 ft-0.29 m
7:58 AMHigh · 11.1 ft3.38 m
1:25 PMLow · 6.4 ft1.96 m
6:27 PMHigh · 10.3 ft3.14 m
14Wed
1:23 AMLow · -1.0 ft-0.30 m
8:45 AMHigh · 11.1 ft3.37 m
2:14 PMLow · 7.1 ft2.18 m
6:59 PMHigh · 9.8 ft2.98 m
15Thu
2:02 AMLow · -0.7 ft-0.21 m
9:35 AMHigh · 10.9 ft3.32 m
3:11 PMLow · 7.6 ft2.33 m
7:35 PMHigh · 9.2 ft2.80 m
16Fri
2:44 AMLow · -0.2 ft-0.06 m
10:31 AMHigh · 10.6 ft3.24 m
4:27 PMLow · 7.9 ft2.40 m
8:18 PMHigh · 8.6 ft2.61 m
17Sat
3:33 AMLow · 0.5 ft0.14 m
11:38 AMHigh · 10.4 ft3.17 m
6:30 PMLow · 7.7 ft2.34 m
9:18 PMHigh · 8.0 ft2.43 m
18Sun
4:29 AMLow · 1.1 ft0.34 m
12:46 PMHigh · 10.3 ft3.15 m
7:52 PMLow · 7.1 ft2.16 m
10:42 PMHigh · 7.6 ft2.30 m
19Mon
5:32 AMLow · 1.6 ft0.50 m
1:41 PMHigh · 10.4 ft3.18 m
8:33 PMLow · 6.3 ft1.93 m
20Tue
12:12 AMHigh · 7.5 ft2.28 m
6:37 AMLow · 2.0 ft0.62 m
2:20 PMHigh · 10.6 ft3.23 m
8:59 PMLow · 5.5 ft1.66 m
21Wed
1:31 AMHigh · 7.8 ft2.37 m
7:36 AMLow · 2.3 ft0.71 m
2:48 PMHigh · 10.8 ft3.29 m
9:21 PMLow · 4.4 ft1.34 m
22Thu
2:36 AMHigh · 8.3 ft2.54 m
8:29 AMLow · 2.7 ft0.82 m
3:12 PMHigh · 11.0 ft3.35 m
9:43 PMLow · 3.1 ft0.96 m
23Fri
3:32 AMHigh · 9.1 ft2.76 m
9:17 AMLow · 3.2 ft0.98 m
3:34 PMHigh · 11.2 ft3.41 m
10:09 PMLow · 1.7 ft0.53 m
24Sat
4:22 AMHigh · 9.8 ft3.00 m
10:01 AMLow · 3.9 ft1.19 m
3:57 PMHigh · 11.4 ft3.47 m
10:38 PMLow · 0.3 ft0.08 m
25Sun
5:11 AMHigh · 10.6 ft3.24 m
10:44 AMLow · 4.7 ft1.44 m
4:23 PMHigh · 11.5 ft3.51 m
11:12 PMLow · -1.1 ft-0.33 m
26Mon
6:00 AMHigh · 11.3 ft3.44 m
11:28 AMLow · 5.6 ft1.71 m
4:51 PMHigh · 11.6 ft3.52 m
11:49 PMLow · -2.2 ft-0.66 m
27Tue
6:50 AMHigh · 11.8 ft3.58 m
12:14 PMLow · 6.5 ft1.97 m
5:23 PMHigh · 11.5 ft3.51 m
28Wed
12:30 AMLow · -2.8 ft-0.86 m
7:43 AMHigh · 12.0 ft3.66 m
1:03 PMLow · 7.2 ft2.20 m
5:59 PMHigh · 11.3 ft3.44 m
29Thu
1:15 AMLow · -3.0 ft-0.92 m
8:39 AMHigh · 12.0 ft3.66 m
1:57 PMLow · 7.7 ft2.36 m
6:41 PMHigh · 10.9 ft3.31 m
30Fri
2:04 AMLow · -2.7 ft-0.82 m
9:40 AMHigh · 11.8 ft3.60 m
3:02 PMLow · 8.0 ft2.45 m
7:31 PMHigh · 10.2 ft3.12 m
31Sat
2:58 AMLow · -2.0 ft-0.60 m
10:46 AMHigh · 11.6 ft3.54 m
4:23 PMLow · 7.9 ft2.42 m
8:36 PMHigh · 9.4 ft2.86 m
Thu12:27 AM-1.7 ft-0.51 m9:37 AM10.8 ft3.29 m2:53 PM7.3 ft2.22 m7:57 PM10.6 ft3.22 mFri23:20 AM-1.5 ft-0.45 m10:52 AM10.6 ft3.22 m4:03 PM7.9 ft2.42 m8:47 PM9.9 ft3.03 mSat34:20 AM-1.0 ft-0.30 m12:22 PM10.5 ft3.20 m5:44 PM8.1 ft2.46 m9:59 PM9.2 ft2.81 mSun45:28 AM-0.4 ft-0.12 m1:44 PM10.7 ft3.26 m7:34 PM7.4 ft2.25 m11:35 PM8.7 ft2.66 mMon56:41 AM0.1 ft0.03 m2:40 PM11.0 ft3.35 m8:42 PM6.2 ft1.89 mTue61:13 AM8.7 ft2.65 m7:50 AM0.5 ft0.15 m3:21 PM11.3 ft3.44 m9:28 PM4.8 ft1.47 mWed72:35 AM9.1 ft2.76 m8:51 AM1.0 ft0.29 m3:52 PM11.5 ft3.49 m10:06 PM3.4 ft1.05 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.
Seattle (Madison St.), Elliott BayWA · NOAA 9447130 · 2 mi (3 km)Duwamish Waterway, Eighth Ave. SouthWA · NOAA 9447029 · 4 mi (6 km)Port BlakelyWA · NOAA 9445913 · 7 mi (11 km)Meadow Point, Shilshole BayWA · NOAA 9447265 · 7 mi (12 km)
Lockheed Shipyard, Harbor Island, WA tide chart · Tide Almanac