tidealmanac
Sat, Oct 24

Sunday, October 25, 2026

Port Houghton, Robert Islands, AK · NOAA TWC1673 · MLLW · Local time (America/Juneau)

Mon, Oct 26

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. High12:39 AM15.5 ft4.73 m
  2. Low6:36 AM1.1 ft0.34 m
  3. High12:40 PM17.8 ft5.42 m
  4. Low7:08 PM-2.4 ft-0.72 m

Range 20.2 ft6.14 m · 4 predicted tides · MLLW

Sun

Civil dawn
7:09 AM
Sunrise
7:49 AM
Solar noon
12:38 PM
Sunset
5:27 PM
Civil dusk
6:07 PM
Daylight
9h 38m

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

Moon

Full moon100% illuminated · day 14 of the cycle

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

This week

Thu, Oct 22L 4:43AM 2.4 ft0.72 mH 11:07AM 14.2 ft4.33 mL 5:17PM 2.5 ft0.76 mH 11:12PM 13.9 ft4.22 mFri, Oct 23L 5:22AM 1.7 ft0.52 mH 11:38AM 15.5 ft4.73 mL 5:54PM 0.6 ft0.20 mH 11:56PM 14.8 ft4.51 mSat, Oct 24L 5:59AM 1.3 ft0.39 mH 12:08PM 16.8 ft5.11 mL 6:31PM -1.0 ft-0.32 mSun, Oct 25H 12:39AM 15.5 ft4.73 mL 6:36AM 1.1 ft0.34 mH 12:40PM 17.8 ft5.42 mL 7:08PM -2.4 ft-0.72 mMon, Oct 26H 1:21AM 15.9 ft4.86 mL 7:13AM 1.2 ft0.38 mH 1:15PM 18.5 ft5.64 mL 7:47PM -3.2 ft-0.98 mTue, Oct 27H 2:03AM 16.0 ft4.87 mL 7:51AM 1.7 ft0.51 mH 1:51PM 18.8 ft5.72 mL 8:27PM -3.5 ft-1.06 mWed, Oct 28H 2:48AM 15.6 ft4.76 mL 8:32AM 2.4 ft0.73 mH 2:31PM 18.6 ft5.66 mL 9:11PM -3.1 ft-0.94 m