tidealmanac
Wed, Sep 9

Thursday, September 10, 2026

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

Fri, Sep 11

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. High12:10 AM11.5 ft3.52 m
  2. Low6:32 AM-1.1 ft-0.32 m
  3. High12:57 PM11.0 ft3.37 m
  4. Low6:50 PM0.7 ft0.23 m

Range 12.6 ft3.84 m · 4 predicted tides · MLLW

Sun

Civil dawn
5:37 AM
Sunrise
6:14 AM
Solar noon
12:49 PM
Sunset
7:23 PM
Civil dusk
8:00 PM
Daylight
13h 9m

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

Moon

New moon2% illuminated · day 28 of the cycle

Near new or full moon: spring tides, a larger range than average. Approximate phase, computed here.

This week

Mon, Sep 7L 4:13AM -0.1 ft-0.04 mH 11:03AM 8.9 ft2.72 mL 4:17PM 3.9 ft1.18 mH 10:17PM 10.8 ft3.30 mTue, Sep 8L 5:07AM -0.7 ft-0.20 mH 11:46AM 9.7 ft2.96 mL 5:16PM 2.8 ft0.84 mH 11:18PM 11.3 ft3.44 mWed, Sep 9L 5:52AM -1.0 ft-0.31 mH 12:23PM 10.4 ft3.18 mL 6:05PM 1.7 ft0.51 mThu, Sep 10H 12:10AM 11.5 ft3.52 mL 6:32AM -1.1 ft-0.32 mH 12:57PM 11.0 ft3.37 mL 6:50PM 0.7 ft0.23 mFri, Sep 11H 12:57AM 11.6 ft3.53 mL 7:09AM -0.8 ft-0.24 mH 1:29PM 11.5 ft3.49 mL 7:31PM 0.1 ft0.02 mSat, Sep 12H 1:41AM 11.3 ft3.46 mL 7:44AM -0.2 ft-0.07 mH 2:00PM 11.7 ft3.56 mL 8:11PM -0.3 ft-0.09 mSun, Sep 13H 2:23AM 10.9 ft3.32 mL 8:17AM 0.6 ft0.18 mH 2:30PM 11.6 ft3.55 mL 8:49PM -0.4 ft-0.11 m