tidealmanac
Tue, Sep 7

Wednesday, September 8, 2027

Copper Harbor, AK · NOAA 9450369 · MLLW · Local time (America/Sitka)

Thu, Sep 9

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. Low1:22 AM1.7 ft0.51 m
  2. High8:16 AM9.3 ft2.84 m
  3. Low12:54 PM5.2 ft1.58 m
  4. High7:07 PM11.0 ft3.37 m

Range 9.4 ft2.86 m · 4 predicted tides · MLLW

Sun

Civil dawn
5:31 AM
Sunrise
6:09 AM
Solar noon
12:48 PM
Sunset
7:28 PM
Civil dusk
8:06 PM
Daylight
13h 20m

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

Moon

First quarter51% illuminated · day 7 of the cycle

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

This week

Sun, Sep 5H 4:33AM 11.3 ft3.46 mL 10:11AM 2.3 ft0.71 mH 4:22PM 13.1 ft3.99 mL 11:10PM 0.3 ft0.09 mMon, Sep 6H 5:30AM 10.4 ft3.18 mL 10:51AM 3.5 ft1.06 mH 5:04PM 12.4 ft3.78 mTue, Sep 7L 12:08AM 1.0 ft0.32 mH 6:42AM 9.7 ft2.95 mL 11:40AM 4.5 ft1.37 mH 5:56PM 11.7 ft3.55 mWed, Sep 8L 1:22AM 1.7 ft0.51 mH 8:16AM 9.3 ft2.84 mL 12:54PM 5.2 ft1.58 mH 7:07PM 11.0 ft3.37 mThu, Sep 9L 2:49AM 1.9 ft0.56 mH 9:53AM 9.5 ft2.89 mL 2:44PM 5.3 ft1.63 mH 8:35PM 10.8 ft3.30 mFri, Sep 10L 4:03AM 1.6 ft0.50 mH 10:56AM 10.0 ft3.03 mL 4:08PM 4.9 ft1.48 mH 9:52PM 11.0 ft3.36 mSat, Sep 11L 4:56AM 1.2 ft0.38 mH 11:35AM 10.4 ft3.18 mL 5:02PM 4.1 ft1.26 mH 10:50PM 11.4 ft3.48 m