tidealmanac
Fri, Oct 30

Saturday, October 31, 2026

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

Sun, Nov 1

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. Low2:58 AM-2.0 ft-0.60 m
  2. High10:46 AM11.6 ft3.54 m
  3. Low4:23 PM7.9 ft2.42 m
  4. High8:36 PM9.4 ft2.86 m

Range 13.6 ft4.14 m · 4 predicted tides · MLLW

Sun

Civil dawn
7:19 AM
Sunrise
7:51 AM
Solar noon
12:53 PM
Sunset
5:55 PM
Civil dusk
6:27 PM
Daylight
10h 3m

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

Moon

Waning gibbous69% illuminated · day 20 of the cycle

Near quarter moon: neap tides, a smaller range than average. Approximate phase, computed here.

This week

Wed, Oct 28L 12:30AM -2.8 ft-0.86 mH 7:43AM 12.0 ft3.66 mL 1:03PM 7.2 ft2.20 mH 5:59PM 11.3 ft3.44 mThu, Oct 29L 1:15AM -3.0 ft-0.92 mH 8:39AM 12.0 ft3.66 mL 1:57PM 7.7 ft2.36 mH 6:41PM 10.9 ft3.31 mFri, Oct 30L 2:04AM -2.7 ft-0.82 mH 9:40AM 11.8 ft3.60 mL 3:02PM 8.0 ft2.45 mH 7:31PM 10.2 ft3.12 mSat, Oct 31L 2:58AM -2.0 ft-0.60 mH 10:46AM 11.6 ft3.54 mL 4:23PM 7.9 ft2.42 mH 8:36PM 9.4 ft2.86 mSun, Nov 1L 2:57AM -1.0 ft-0.29 mH 10:54AM 11.5 ft3.50 mL 5:02PM 7.2 ft2.21 mH 9:02PM 8.5 ft2.60 mMon, Nov 2L 4:02AM 0.2 ft0.05 mH 11:54AM 11.5 ft3.51 mL 6:25PM 6.0 ft1.82 mH 10:46PM 8.0 ft2.44 mTue, Nov 3L 5:11AM 1.3 ft0.40 mH 12:43PM 11.6 ft3.53 mL 7:21PM 4.5 ft1.36 m