tidealmanac
Wed, Apr 21

Thursday, April 22, 2027

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

Fri, Apr 23

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. High1:43 AM13.7 ft4.19 m
  2. Low8:28 AM-1.5 ft-0.46 m
  3. High2:52 PM11.7 ft3.55 m
  4. Low8:19 PM2.7 ft0.82 m

Range 15.2 ft4.65 m · 4 predicted tides · MLLW

Sun

Civil dawn
4:51 AM
Sunrise
5:31 AM
Solar noon
12:49 PM
Sunset
8:07 PM
Civil dusk
8:48 PM
Daylight
14h 36m

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

Moon

Full moon98% illuminated · day 16 of the cycle

Near new or full moon: spring tides, a larger range than average. Approximate phase, computed here.

This week

Mon, Apr 19H 12:03AM 13.2 ft4.02 mL 6:30AM -0.5 ft-0.15 mH 12:40PM 11.9 ft3.64 mL 6:29PM 1.1 ft0.33 mTue, Apr 20H 12:37AM 13.6 ft4.15 mL 7:11AM -1.2 ft-0.36 mH 1:26PM 12.0 ft3.66 mL 7:07PM 1.6 ft0.47 mWed, Apr 21H 1:10AM 13.8 ft4.21 mL 7:50AM -1.5 ft-0.46 mH 2:09PM 11.9 ft3.63 mL 7:44PM 2.1 ft0.65 mThu, Apr 22H 1:43AM 13.7 ft4.19 mL 8:28AM -1.5 ft-0.46 mH 2:52PM 11.7 ft3.55 mL 8:19PM 2.7 ft0.82 mFri, Apr 23H 2:16AM 13.5 ft4.10 mL 9:06AM -1.2 ft-0.37 mH 3:33PM 11.3 ft3.43 mL 8:55PM 3.3 ft1.00 mSat, Apr 24H 2:50AM 13.0 ft3.96 mL 9:45AM -0.7 ft-0.21 mH 4:17PM 10.8 ft3.28 mL 9:31PM 3.8 ft1.16 mSun, Apr 25H 3:25AM 12.4 ft3.79 mL 10:26AM -0.1 ft-0.02 mH 5:05PM 10.2 ft3.12 mL 10:11PM 4.3 ft1.30 m