tidealmanac
Fri, Oct 2

Saturday, October 3, 2026

Sumner Island, AK · NOAA 9451163 · MLLW · Local time (America/Sitka)

Sun, Oct 4

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. Low12:10 AM0.4 ft0.12 m
  2. High6:58 AM9.9 ft3.01 m
  3. Low11:55 AM5.0 ft1.52 m
  4. High5:59 PM11.9 ft3.63 m

Range 11.5 ft3.50 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:24 AM
Sunrise
7:02 AM
Solar noon
12:44 PM
Sunset
6:27 PM
Civil dusk
7:04 PM
Daylight
11h 25m

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

Moon

Last quarter54% illuminated · day 21 of the cycle

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

This week

Wed, Sep 30H 3:34AM 11.6 ft3.53 mL 9:10AM 2.8 ft0.84 mH 3:09PM 13.7 ft4.19 mL 10:07PM -0.7 ft-0.23 mThu, Oct 1H 4:28AM 10.9 ft3.33 mL 9:51AM 3.6 ft1.09 mH 3:52PM 13.3 ft4.05 mL 11:02PM -0.2 ft-0.06 mFri, Oct 2H 5:34AM 10.3 ft3.13 mL 10:41AM 4.4 ft1.33 mH 4:46PM 12.6 ft3.85 mSat, Oct 3L 12:10AM 0.4 ft0.12 mH 6:58AM 9.9 ft3.01 mL 11:55AM 5.0 ft1.52 mH 5:59PM 11.9 ft3.63 mSun, Oct 4L 1:33AM 0.8 ft0.24 mH 8:30AM 10.0 ft3.06 mL 1:44PM 5.0 ft1.54 mH 7:31PM 11.4 ft3.48 mMon, Oct 5L 2:54AM 0.8 ft0.23 mH 9:42AM 10.6 ft3.24 mL 3:22PM 4.3 ft1.30 mH 9:02PM 11.5 ft3.49 mTue, Oct 6L 4:00AM 0.5 ft0.16 mH 10:33AM 11.4 ft3.47 mL 4:30PM 3.1 ft0.94 mH 10:16PM 11.8 ft3.59 m