tidealmanac
Sat, Oct 17

Sunday, October 18, 2026

Security Cove, AK · NOAA 9450055 · MLLW · Local time (America/Sitka)

Mon, Oct 19

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. Low12:12 AM2.0 ft0.62 m
  2. High7:35 AM7.9 ft2.42 m
  3. Low12:12 PM5.7 ft1.73 m
  4. High5:59 PM8.7 ft2.65 m

Range 6.7 ft2.03 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:49 AM
Sunrise
7:26 AM
Solar noon
12:37 PM
Sunset
5:48 PM
Civil dusk
6:24 PM
Daylight
10h 22m

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

Moon

First quarter49% illuminated · day 7 of the cycle

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

This week

Thu, Oct 15H 4:15AM 9.1 ft2.77 mL 9:20AM 4.4 ft1.33 mH 3:19PM 10.6 ft3.23 mL 10:17PM 0.8 ft0.26 mFri, Oct 16H 5:06AM 8.5 ft2.60 mL 9:58AM 4.9 ft1.51 mH 3:56PM 10.0 ft3.04 mL 11:08PM 1.5 ft0.46 mSat, Oct 17H 6:12AM 8.1 ft2.46 mL 10:48AM 5.4 ft1.65 mH 4:46PM 9.3 ft2.83 mSun, Oct 18L 12:12AM 2.0 ft0.62 mH 7:35AM 7.9 ft2.42 mL 12:12PM 5.7 ft1.73 mH 5:59PM 8.7 ft2.65 mMon, Oct 19L 1:29AM 2.2 ft0.68 mH 8:50AM 8.2 ft2.50 mL 2:04PM 5.4 ft1.64 mH 7:34PM 8.4 ft2.56 mTue, Oct 20L 2:40AM 2.1 ft0.65 mH 9:40AM 8.7 ft2.65 mL 3:21PM 4.5 ft1.38 mH 8:57PM 8.6 ft2.61 mWed, Oct 21L 3:33AM 1.9 ft0.57 mH 10:16AM 9.3 ft2.84 mL 4:11PM 3.4 ft1.05 mH 10:02PM 9.0 ft2.74 m