tidealmanac
Sat, Dec 19

Sunday, December 20, 2026

Johnstone Point, AK · NOAA 9454319 · MLLW · Local time (America/Anchorage)

Mon, Dec 21

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. Low3:08 AM4.4 ft1.36 m
  2. High9:25 AM12.7 ft3.86 m
  3. Low4:30 PM0.5 ft0.15 m
  4. High10:48 PM9.2 ft2.80 m

Range 12.2 ft3.71 m · 4 predicted tides · MLLW

Sun

Civil dawn
8:53 AM
Sunrise
9:52 AM
Solar noon
12:44 PM
Sunset
3:35 PM
Civil dusk
4:35 PM
Daylight
5h 43m

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

Moon

Waxing gibbous86% illuminated · day 11 of the cycle

Between spring and neap: an average tidal range. Approximate phase, computed here.

This week

Thu, Dec 17L 12:12AM 2.4 ft0.74 mH 7:03AM 10.4 ft3.17 mL 1:10PM 4.1 ft1.26 mH 7:08PM 8.2 ft2.48 mFri, Dec 18L 1:02AM 3.3 ft1.00 mH 7:51AM 11.0 ft3.36 mL 2:20PM 3.3 ft0.99 mH 8:30PM 8.1 ft2.48 mSat, Dec 19L 2:02AM 4.0 ft1.22 mH 8:38AM 11.8 ft3.60 mL 3:30PM 2.0 ft0.60 mH 9:42PM 8.5 ft2.60 mSun, Dec 20L 3:08AM 4.4 ft1.36 mH 9:25AM 12.7 ft3.86 mL 4:30PM 0.5 ft0.15 mH 10:48PM 9.2 ft2.80 mMon, Dec 21L 4:13AM 4.5 ft1.38 mH 10:14AM 13.5 ft4.11 mL 5:22PM -0.9 ft-0.29 mH 11:47PM 9.9 ft3.02 mTue, Dec 22L 5:10AM 4.3 ft1.30 mH 11:04AM 14.2 ft4.34 mL 6:10PM -2.1 ft-0.65 mWed, Dec 23H 12:42AM 10.6 ft3.23 mL 6:02AM 3.8 ft1.17 mH 11:55AM 14.8 ft4.51 mL 6:56PM -2.9 ft-0.90 m