tidealmanac
Tue, Sep 15

Wednesday, September 16, 2026

Holtz Bay, AK · NOAA TWC2317 · MLLW · Local time (America/Adak)

Thu, Sep 17

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. Low4:47 AM-0.5 ft-0.15 m
  2. High11:12 AM3.0 ft0.93 m
  3. Low4:43 PM2.5 ft0.77 m
  4. High8:10 PM3.3 ft1.00 m

Range 3.8 ft1.15 m · 4 predicted tides · MLLW

Sun

Civil dawn
8:28 AM
Sunrise
9:02 AM
Solar noon
3:22 PM
Sunset
9:42 PM
Civil dusk
10:17 PM
Daylight
12h 40m

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

Moon

Waxing crescent24% illuminated · day 4 of the cycle

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

This week

Sun, Sep 13L 2:34AM 0.3 ft0.10 mH 7:55AM 3.0 ft0.91 mL 2:43PM 1.6 ft0.49 mH 6:56PM 3.1 ft0.95 mMon, Sep 14L 3:20AM -0.1 ft-0.03 mH 9:05AM 3.0 ft0.92 mL 3:27PM 2.0 ft0.60 mH 7:20PM 3.2 ft0.97 mTue, Sep 15L 4:04AM -0.4 ft-0.11 mH 10:09AM 3.1 ft0.93 mL 4:08PM 2.3 ft0.70 mH 7:44PM 3.2 ft0.99 mWed, Sep 16L 4:47AM -0.5 ft-0.15 mH 11:12AM 3.0 ft0.93 mL 4:43PM 2.5 ft0.77 mH 8:10PM 3.3 ft1.00 mThu, Sep 17L 5:30AM -0.5 ft-0.16 mH 12:17PM 3.0 ft0.91 mL 5:13PM 2.7 ft0.82 mH 8:38PM 3.3 ft1.01 mFri, Sep 18L 6:17AM -0.5 ft-0.14 mH 1:30PM 2.9 ft0.88 mL 5:34PM 2.8 ft0.85 mH 9:10PM 3.3 ft1.01 mSat, Sep 19L 7:06AM -0.4 ft-0.11 mH 3:02PM 2.8 ft0.86 mL 5:43PM 2.8 ft0.86 mH 9:47PM 3.3 ft1.01 m