tidealmanac
Thu, Sep 3

Friday, September 4, 2026

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

Sat, Sep 5

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. Low12:09 AM0.3 ft0.09 m
  2. High7:14 AM4.8 ft1.46 m
  3. Low11:14 AM3.6 ft1.09 m
  4. High6:02 PM7.5 ft2.28 m

Range 7.2 ft2.19 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:18 AM
Sunrise
6:46 AM
Solar noon
1:16 PM
Sunset
7:46 PM
Civil dusk
8:14 PM
Daylight
12h 59m

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

Moon

Last quarter48% illuminated · day 22 of the cycle

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

This week

Tue, Sep 1H 3:33AM 6.0 ft1.82 mL 8:54AM 1.8 ft0.55 mH 3:30PM 7.5 ft2.29 mL 10:01PM 0.5 ft0.15 mWed, Sep 2H 4:34AM 5.5 ft1.66 mL 9:30AM 2.5 ft0.75 mH 4:09PM 7.6 ft2.31 mL 11:00PM 0.4 ft0.12 mThu, Sep 3H 5:47AM 5.0 ft1.53 mL 10:14AM 3.1 ft0.94 mH 4:58PM 7.6 ft2.30 mFri, Sep 4L 12:09AM 0.3 ft0.09 mH 7:14AM 4.8 ft1.46 mL 11:14AM 3.6 ft1.09 mH 6:02PM 7.5 ft2.28 mSat, Sep 5L 1:23AM 0.1 ft0.04 mH 8:46AM 4.9 ft1.49 mL 12:40PM 3.8 ft1.17 mH 7:17PM 7.4 ft2.26 mSun, Sep 6L 2:35AM -0.1 ft-0.04 mH 9:59AM 5.2 ft1.59 mL 2:10PM 3.7 ft1.12 mH 8:33PM 7.5 ft2.28 mMon, Sep 7L 3:37AM -0.4 ft-0.13 mH 10:50AM 5.6 ft1.72 mL 3:26PM 3.2 ft0.97 mH 9:43PM 7.6 ft2.33 m