tidealmanac
Tue, Oct 20

Wednesday, October 21, 2026

Eureka, CA · NOAA 9418801 · MLLW · Local time (America/Los_Angeles)

Thu, 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. Low2:51 AM1.0 ft0.30 m
  2. High9:55 AM6.0 ft1.83 m
  3. Low3:31 PM2.7 ft0.81 m
  4. High9:25 PM5.8 ft1.76 m

Range 5.0 ft1.53 m · 4 predicted tides · MLLW

Sun

Civil dawn
7:06 AM
Sunrise
7:34 AM
Solar noon
1:01 PM
Sunset
6:29 PM
Civil dusk
6:56 PM
Daylight
10h 55m

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

Moon

Waxing gibbous79% illuminated · day 10 of the cycle

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

This week

Sun, Oct 18L 12:03AM 0.8 ft0.26 mH 7:47AM 5.1 ft1.55 mL 12:02PM 4.2 ft1.28 mH 5:51PM 5.8 ft1.78 mMon, Oct 19L 1:06AM 1.0 ft0.29 mH 8:43AM 5.3 ft1.61 mL 1:29PM 3.9 ft1.19 mH 7:09PM 5.7 ft1.73 mTue, Oct 20L 2:03AM 1.0 ft0.30 mH 9:23AM 5.6 ft1.71 mL 2:38PM 3.4 ft1.03 mH 8:21PM 5.7 ft1.73 mWed, Oct 21L 2:51AM 1.0 ft0.30 mH 9:55AM 6.0 ft1.83 mL 3:31PM 2.7 ft0.81 mH 9:25PM 5.8 ft1.76 mThu, Oct 22L 3:34AM 1.0 ft0.32 mH 10:24AM 6.5 ft1.97 mL 4:16PM 1.9 ft0.57 mH 10:23PM 5.9 ft1.81 mFri, Oct 23L 4:12AM 1.2 ft0.37 mH 10:52AM 7.0 ft2.12 mL 4:57PM 1.0 ft0.30 mH 11:17PM 6.1 ft1.86 mSat, Oct 24L 4:49AM 1.5 ft0.45 mH 11:21AM 7.5 ft2.28 mL 5:38PM 0.2 ft0.05 m