tidealmanac
Thu, Sep 17

Friday, September 18, 2026

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

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. High7:08 AM4.8 ft1.45 m
  2. Low11:04 AM4.0 ft1.23 m
  3. High5:32 PM6.3 ft1.93 m

Range 2.3 ft0.71 m · 3 predicted tides · MLLW

Sun

Civil dawn
6:32 AM
Sunrise
7:00 AM
Solar noon
1:11 PM
Sunset
7:22 PM
Civil dusk
7:50 PM
Daylight
12h 22m

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 3:47AM 5.8 ft1.76 mL 8:53AM 2.5 ft0.77 mH 3:19PM 7.2 ft2.21 mL 9:57PM 0.5 ft0.14 mWed, Sep 16H 4:43AM 5.3 ft1.63 mL 9:28AM 3.1 ft0.96 mH 3:54PM 7.0 ft2.12 mL 10:49PM 0.7 ft0.22 mThu, Sep 17H 5:48AM 5.0 ft1.51 mL 10:09AM 3.7 ft1.11 mH 4:36PM 6.6 ft2.02 mL 11:49PM 1.0 ft0.29 mFri, Sep 18H 7:08AM 4.8 ft1.45 mL 11:04AM 4.0 ft1.23 mH 5:32PM 6.3 ft1.93 mSat, Sep 19L 12:57AM 1.1 ft0.33 mH 8:40AM 4.8 ft1.46 mL 12:28PM 4.2 ft1.27 mH 6:42PM 6.2 ft1.88 mSun, Sep 20L 2:05AM 1.0 ft0.31 mH 9:47AM 5.0 ft1.53 mL 1:56PM 4.0 ft1.23 mH 7:55PM 6.1 ft1.87 mMon, Sep 21L 3:04AM 0.8 ft0.26 mH 10:27AM 5.3 ft1.61 mL 3:03PM 3.6 ft1.11 mH 9:00PM 6.3 ft1.91 m