tidealmanac
Sun, Dec 13

Monday, December 14, 2026

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

Tue, Dec 15

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. Low1:28 AM-0.1 ft-0.03 m
  2. High8:59 AM12.0 ft3.65 m
  3. Low3:15 PM6.8 ft2.06 m
  4. High7:29 PM8.2 ft2.50 m

Range 12.1 ft3.68 m · 4 predicted tides · MLLW

Sun

Civil dawn
7:14 AM
Sunrise
7:50 AM
Solar noon
12:04 PM
Sunset
4:18 PM
Civil dusk
4:54 PM
Daylight
8h 28m

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

Moon

Waxing crescent28% illuminated · day 5 of the cycle

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

This week

Fri, Dec 11H 7:24AM 12.1 ft3.70 mL 1:02PM 8.0 ft2.45 mH 5:02PM 9.5 ft2.91 mSat, Dec 12L 12:09AM -1.2 ft-0.37 mH 7:54AM 12.1 ft3.68 mL 1:42PM 7.8 ft2.37 mH 5:46PM 9.2 ft2.80 mSun, Dec 13L 12:48AM -0.8 ft-0.23 mH 8:26AM 12.0 ft3.66 mL 2:27PM 7.4 ft2.24 mH 6:34PM 8.7 ft2.66 mMon, Dec 14L 1:28AM -0.1 ft-0.03 mH 8:59AM 12.0 ft3.65 mL 3:15PM 6.8 ft2.06 mH 7:29PM 8.2 ft2.50 mTue, Dec 15L 2:08AM 0.8 ft0.25 mH 9:32AM 11.9 ft3.64 mL 4:06PM 5.9 ft1.81 mH 8:35PM 7.7 ft2.34 mWed, Dec 16L 2:51AM 2.0 ft0.61 mH 10:06AM 11.9 ft3.63 mL 4:55PM 4.9 ft1.48 mH 9:55PM 7.4 ft2.25 mThu, Dec 17L 3:37AM 3.4 ft1.03 mH 10:40AM 11.8 ft3.60 mL 5:41PM 3.5 ft1.08 mH 11:27PM 7.5 ft2.29 m