tidealmanac
Tue, Sep 15

Wednesday, September 16, 2026

Lockheed Shipyard, Harbor Island, WA · NOAA 9447110 · MLLW · Local time (America/Los_Angeles)

Thu, Sep 17

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.

Tides

  1. Low2:45 AM0.2 ft0.05 m
  2. High9:53 AM9.9 ft3.01 m
  3. Low3:14 PM6.7 ft2.05 m
  4. High8:28 PM9.8 ft2.98 m

Range 9.7 ft2.97 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:17 AM
Sunrise
6:48 AM
Solar noon
1:05 PM
Sunset
7:21 PM
Civil dusk
7:52 PM
Daylight
12h 34m

Computed from the station's coordinates (NOAA solar algorithm, ±1 min); not NOAA tide data. Sun calendars: sunupsundown.site.

Moon

Waxing crescent24% illuminated · day 4 of the cycle

Between spring and neap: an average tidal range. Approximate phase, computed here.

This week

Sun, Sep 13L 12:51AM 1.3 ft0.38 mH 7:04AM 10.3 ft3.15 mL 12:55PM 3.0 ft0.91 mH 6:55PM 11.3 ft3.44 mMon, Sep 14L 1:27AM 0.6 ft0.18 mH 7:57AM 10.2 ft3.12 mL 1:37PM 4.3 ft1.32 mH 7:24PM 10.9 ft3.33 mTue, Sep 15L 2:05AM 0.2 ft0.06 mH 8:52AM 10.1 ft3.07 mL 2:22PM 5.6 ft1.72 mH 7:54PM 10.4 ft3.17 mWed, Sep 16L 2:45AM 0.2 ft0.05 mH 9:53AM 9.9 ft3.01 mL 3:14PM 6.7 ft2.05 mH 8:28PM 9.8 ft2.98 mThu, Sep 17L 3:29AM 0.4 ft0.11 mH 11:05AM 9.7 ft2.96 mL 4:24PM 7.6 ft2.30 mH 9:08PM 9.1 ft2.77 mFri, Sep 18L 4:20AM 0.8 ft0.23 mH 12:39PM 9.7 ft2.94 mL 6:28PM 7.9 ft2.40 mH 10:03PM 8.5 ft2.59 mSat, Sep 19L 5:20AM 1.2 ft0.35 mH 2:08PM 9.8 ft3.00 mL 8:22PM 7.5 ft2.28 mH 11:20PM 8.1 ft2.46 m