tidealmanac
Thu, Oct 29

Friday, October 30, 2026

Columbia Glacier, AK · NOAA 9454460 · MLLW · Local time (America/Anchorage)

Sat, Oct 31

Predicted tide height, every 6 minutes

HighLowNightTwilight
14.8 ft4.5 m6.6 ft2.0 m-1.6 ft-0.5 m12 AM3 AM6 AM9 AMNoon3 PM6 PM9 PM12 AMSunrise 9:09 AMSunset 5:55 PM5:04 AM · 10.4 ft5:04 AM · 3.17 m10:30 AM · 4.5 ft10:30 AM · 1.36 m4:20 PM · 13.4 ft4:20 PM · 4.09 m11:35 PM · -0.5 ft11:35 PM · -0.15 m

NOAA's sampled predictions for this station and day. Sun times are computed here from the station's coordinates and are not NOAA data.

Tides

  1. High5:04 AM10.4 ft3.17 m
  2. Low10:30 AM4.5 ft1.36 m
  3. High4:20 PM13.4 ft4.09 m
  4. Low11:35 PM-0.5 ft-0.15 m

Range 13.9 ft4.25 m · 4 predicted tides · MLLW

Sun

Civil dawn
8:22 AM
Sunrise
9:09 AM
Solar noon
1:32 PM
Sunset
5:55 PM
Civil dusk
6:41 PM
Daylight
8h 47m

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

Moon

Waning gibbous79% illuminated · day 19 of the cycle

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

This week

Tue, Oct 27H 2:38AM 12.1 ft3.68 mL 8:14AM 2.3 ft0.70 mH 2:16PM 15.0 ft4.57 mL 9:01PM -2.2 ft-0.67 mWed, Oct 28H 3:21AM 11.8 ft3.58 mL 8:54AM 2.9 ft0.90 mH 2:53PM 14.9 ft4.55 mL 9:48PM -1.9 ft-0.59 mThu, Oct 29H 4:09AM 11.2 ft3.40 mL 9:39AM 3.7 ft1.13 mH 3:34PM 14.4 ft4.38 mL 10:39PM -1.3 ft-0.41 mFri, Oct 30H 5:04AM 10.4 ft3.17 mL 10:30AM 4.5 ft1.36 mH 4:20PM 13.4 ft4.09 mL 11:35PM -0.5 ft-0.15 mSat, Oct 31H 6:13AM 9.8 ft2.97 mL 11:32AM 5.2 ft1.57 mH 5:18PM 12.2 ft3.71 mSun, Nov 1L 12:38AM 0.4 ft0.12 mH 6:40AM 9.6 ft2.92 mL 11:50AM 5.5 ft1.69 mH 5:39PM 10.9 ft3.31 mMon, Nov 2L 12:48AM 1.1 ft0.34 mH 8:02AM 10.0 ft3.05 mL 1:23PM 5.2 ft1.60 mH 7:26PM 10.1 ft3.09 m