tidealmanac
Fri, Aug 27

Saturday, August 28, 2027

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

Sun, Aug 29

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. Low4:36 AM-0.3 ft-0.10 m
  2. High11:12 AM10.3 ft3.14 m
  3. Low4:31 PM3.8 ft1.16 m
  4. High10:24 PM12.8 ft3.89 m

Range 13.1 ft3.99 m · 4 predicted tides · MLLW

Sun

Civil dawn
5:09 AM
Sunrise
5:50 AM
Solar noon
12:57 PM
Sunset
8:04 PM
Civil dusk
8:45 PM
Daylight
14h 14m

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

Moon

Waning crescent14% illuminated · day 26 of the cycle

Between spring and neap: an average tidal range. Approximate phase, computed here.

This week

Wed, Aug 25L 12:46AM 1.3 ft0.39 mH 7:09AM 8.8 ft2.69 mL 11:57AM 4.3 ft1.32 mH 6:29PM 11.8 ft3.60 mThu, Aug 26L 2:10AM 1.1 ft0.33 mH 8:53AM 8.9 ft2.70 mL 1:28PM 4.8 ft1.47 mH 7:49PM 11.8 ft3.60 mFri, Aug 27L 3:31AM 0.5 ft0.15 mH 10:17AM 9.5 ft2.89 mL 3:12PM 4.6 ft1.41 mH 9:13PM 12.2 ft3.71 mSat, Aug 28L 4:36AM -0.3 ft-0.10 mH 11:12AM 10.3 ft3.14 mL 4:31PM 3.8 ft1.16 mH 10:24PM 12.8 ft3.89 mSun, Aug 29L 5:29AM -1.1 ft-0.33 mH 11:55AM 11.2 ft3.41 mL 5:31PM 2.7 ft0.82 mH 11:25PM 13.3 ft4.07 mMon, Aug 30L 6:15AM -1.6 ft-0.49 mH 12:34PM 12.1 ft3.68 mL 6:23PM 1.5 ft0.46 mTue, Aug 31H 12:19AM 13.7 ft4.18 mL 6:57AM -1.8 ft-0.54 mH 1:10PM 12.8 ft3.91 mL 7:11PM 0.5 ft0.14 m