tidealmanac
Sat, Mar 20

Sunday, March 21, 2027

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

Mon, Mar 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. High12:31 AM11.2 ft3.43 m
  2. Low6:29 AM0.5 ft0.16 m
  3. High12:37 PM11.4 ft3.47 m
  4. Low6:44 PM-0.6 ft-0.19 m

Range 12.0 ft3.67 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:17 AM
Sunrise
6:53 AM
Solar noon
12:59 PM
Sunset
7:05 PM
Civil dusk
7:41 PM
Daylight
12h 12m

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

Moon

Full moon99% illuminated · day 13 of the cycle

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

This week

Thu, Mar 18L 3:42AM 4.2 ft1.28 mH 9:39AM 10.4 ft3.16 mL 4:33PM -0.2 ft-0.07 mH 11:16PM 9.6 ft2.92 mFri, Mar 19L 4:49AM 3.0 ft0.91 mH 10:49AM 10.8 ft3.30 mL 5:22PM -0.7 ft-0.20 mH 11:55PM 10.5 ft3.19 mSat, Mar 20L 5:42AM 1.7 ft0.52 mH 11:46AM 11.2 ft3.42 mL 6:05PM -0.8 ft-0.24 mSun, Mar 21H 12:31AM 11.2 ft3.43 mL 6:29AM 0.5 ft0.16 mH 12:37PM 11.4 ft3.47 mL 6:44PM -0.6 ft-0.19 mMon, Mar 22H 1:04AM 11.8 ft3.61 mL 7:12AM -0.4 ft-0.12 mH 1:23PM 11.3 ft3.45 mL 7:21PM -0.2 ft-0.05 mTue, Mar 23H 1:37AM 12.2 ft3.72 mL 7:54AM -0.9 ft-0.29 mH 2:08PM 11.0 ft3.36 mL 7:57PM 0.5 ft0.16 mWed, Mar 24H 2:10AM 12.3 ft3.74 mL 8:34AM -1.1 ft-0.34 mH 2:52PM 10.5 ft3.21 mL 8:31PM 1.4 ft0.41 m