tidealmanac
Thu, Sep 17

Friday, September 18, 2026

Graves Harbor, AK · NOAA 9452704 · MLLW · Local time (America/Juneau)

Sat, Sep 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. Low12:23 AM1.9 ft0.58 m
  2. High7:01 AM6.4 ft1.95 m
  3. Low11:49 AM5.4 ft1.65 m
  4. High6:04 PM8.3 ft2.52 m

Range 6.4 ft1.94 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:02 AM
Sunrise
6:42 AM
Solar noon
1:01 PM
Sunset
7:20 PM
Civil dusk
8:00 PM
Daylight
12h 38m

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

Moon

First quarter44% illuminated · day 6 of the cycle

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

This week

Tue, Sep 15H 4:12AM 8.6 ft2.62 mL 9:55AM 2.4 ft0.74 mH 4:00PM 10.1 ft3.08 mL 10:42PM 0.3 ft0.10 mWed, Sep 16H 4:57AM 7.8 ft2.38 mL 10:27AM 3.5 ft1.07 mH 4:33PM 9.5 ft2.91 mL 11:27PM 1.1 ft0.34 mThu, Sep 17H 5:49AM 7.0 ft2.14 mL 11:02AM 4.5 ft1.38 mH 5:12PM 8.9 ft2.71 mFri, Sep 18L 12:23AM 1.9 ft0.58 mH 7:01AM 6.4 ft1.95 mL 11:49AM 5.4 ft1.65 mH 6:04PM 8.3 ft2.52 mSat, Sep 19L 1:38AM 2.5 ft0.75 mH 8:44AM 6.2 ft1.89 mL 1:16PM 6.0 ft1.82 mH 7:23PM 7.8 ft2.38 mSun, Sep 20L 3:07AM 2.5 ft0.76 mH 10:17AM 6.5 ft1.99 mL 3:10PM 5.9 ft1.78 mH 8:56PM 7.8 ft2.37 mMon, Sep 21L 4:18AM 2.0 ft0.62 mH 11:08AM 7.1 ft2.16 mL 4:26PM 5.1 ft1.55 mH 10:09PM 8.1 ft2.48 m