tidealmanac
Sat, Oct 3

Sunday, October 4, 2026

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

Mon, Oct 5

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. Low1:37 AM0.9 ft0.27 m
  2. High8:39 AM10.2 ft3.12 m
  3. Low1:48 PM5.1 ft1.57 m
  4. High7:40 PM11.6 ft3.54 m

Range 10.8 ft3.28 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:22 AM
Sunrise
6:58 AM
Solar noon
12:39 PM
Sunset
6:21 PM
Civil dusk
6:57 PM
Daylight
11h 22m

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

Moon

Last quarter43% illuminated · day 22 of the cycle

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

This week

Thu, Oct 1H 4:37AM 11.1 ft3.39 mL 9:55AM 3.7 ft1.12 mH 4:01PM 13.5 ft4.12 mL 11:06PM -0.1 ft-0.03 mFri, Oct 2H 5:43AM 10.5 ft3.19 mL 10:45AM 4.5 ft1.36 mH 4:55PM 12.8 ft3.91 mSat, Oct 3L 12:14AM 0.5 ft0.15 mH 7:07AM 10.1 ft3.07 mL 11:59AM 5.1 ft1.55 mH 6:08PM 12.1 ft3.69 mSun, Oct 4L 1:37AM 0.9 ft0.27 mH 8:39AM 10.2 ft3.12 mL 1:48PM 5.1 ft1.57 mH 7:40PM 11.6 ft3.54 mMon, Oct 5L 2:58AM 0.8 ft0.26 mH 9:51AM 10.8 ft3.30 mL 3:26PM 4.4 ft1.33 mH 9:11PM 11.6 ft3.55 mTue, Oct 6L 4:04AM 0.6 ft0.19 mH 10:42AM 11.6 ft3.53 mL 4:34PM 3.2 ft0.97 mH 10:25PM 12.0 ft3.65 mWed, Oct 7L 4:56AM 0.4 ft0.14 mH 11:23AM 12.3 ft3.75 mL 5:26PM 1.9 ft0.59 mH 11:24PM 12.3 ft3.75 m