tidealmanac
Mon, Aug 9

Tuesday, August 10, 2027

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

Wed, Aug 11

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. Low2:06 AM1.3 ft0.38 m
  2. High8:39 AM9.0 ft2.74 m
  3. Low1:23 PM4.5 ft1.37 m
  4. High7:49 PM11.6 ft3.53 m

Range 10.3 ft3.15 m · 4 predicted tides · MLLW

Sun

Civil dawn
4:30 AM
Sunrise
5:14 AM
Solar noon
12:56 PM
Sunset
8:38 PM
Civil dusk
9:22 PM
Daylight
15h 24m

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

Moon

First quarter56% illuminated · day 8 of the cycle

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

This week

Sat, Aug 7H 4:50AM 11.3 ft3.44 mL 10:46AM 1.0 ft0.30 mH 5:09PM 12.9 ft3.95 mL 11:46PM 0.7 ft0.20 mSun, Aug 8H 5:51AM 10.2 ft3.12 mL 11:28AM 2.3 ft0.70 mH 5:54PM 12.5 ft3.81 mMon, Aug 9L 12:51AM 1.0 ft0.31 mH 7:05AM 9.4 ft2.86 mL 12:16PM 3.5 ft1.08 mH 6:46PM 12.0 ft3.66 mTue, Aug 10L 2:06AM 1.3 ft0.38 mH 8:39AM 9.0 ft2.74 mL 1:23PM 4.5 ft1.37 mH 7:49PM 11.6 ft3.53 mWed, Aug 11L 3:26AM 1.2 ft0.37 mH 10:17AM 9.2 ft2.80 mL 2:53PM 5.0 ft1.51 mH 9:02PM 11.4 ft3.48 mThu, Aug 12L 4:34AM 0.9 ft0.28 mH 11:27AM 9.6 ft2.94 mL 4:16PM 4.9 ft1.48 mH 10:11PM 11.5 ft3.52 mFri, Aug 13L 5:27AM 0.5 ft0.16 mH 12:11PM 10.1 ft3.09 mL 5:15PM 4.4 ft1.35 mH 11:07PM 11.8 ft3.61 m