tidealmanac
Wed, Oct 20

Thursday, October 21, 2027

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

Fri, Oct 22

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. High5:40 AM8.8 ft2.67 m
  2. Low10:34 AM4.8 ft1.47 m
  3. High4:40 PM10.6 ft3.23 m
  4. Low11:53 PM0.5 ft0.16 m

Range 10.1 ft3.07 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:54 AM
Sunrise
7:31 AM
Solar noon
12:36 PM
Sunset
5:41 PM
Civil dusk
6:18 PM
Daylight
10h 10m

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

Moon

Last quarter63% illuminated · day 20 of the cycle

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

This week

Mon, Oct 18H 2:55AM 10.0 ft3.06 mL 8:15AM 3.3 ft1.01 mH 2:19PM 12.1 ft3.68 mL 9:07PM -0.8 ft-0.24 mTue, Oct 19H 3:41AM 9.6 ft2.94 mL 8:52AM 3.8 ft1.17 mH 2:57PM 11.8 ft3.60 mL 9:53PM -0.5 ft-0.14 mWed, Oct 20H 4:35AM 9.2 ft2.79 mL 9:36AM 4.4 ft1.33 mH 3:42PM 11.3 ft3.45 mL 10:48PM 0.0 ft0.01 mThu, Oct 21H 5:40AM 8.8 ft2.67 mL 10:34AM 4.8 ft1.47 mH 4:40PM 10.6 ft3.23 mL 11:53PM 0.5 ft0.16 mFri, Oct 22H 6:56AM 8.7 ft2.65 mL 11:57AM 5.0 ft1.53 mH 5:57PM 9.9 ft3.02 mSat, Oct 23L 1:07AM 0.9 ft0.27 mH 8:11AM 9.0 ft2.75 mL 1:41PM 4.6 ft1.40 mH 7:30PM 9.5 ft2.89 mSun, Oct 24L 2:20AM 1.0 ft0.30 mH 9:12AM 9.7 ft2.95 mL 3:07PM 3.5 ft1.06 mH 8:58PM 9.5 ft2.90 m