tidealmanac
Tue, Oct 27

Wednesday, October 28, 2026

Rio Vista, CA · NOAA 9415316 · MLLW · Local time (America/Los_Angeles)

Thu, Oct 29

Predicted tide height, every 6 minutes

HighLowNightTwilight
6.6 ft2.0 m2.5 ft0.8 m-1.6 ft-0.5 m12 AM3 AM6 AM9 AMNoon3 PM6 PM9 PM12 AMSunrise 7:28 AMSunset 6:13 PM12:30 AM · -0.2 ft12:30 AM · -0.05 m6:24 AM · 2.5 ft6:24 AM · 0.76 m11:26 AM · 1.3 ft11:26 AM · 0.40 m4:52 PM · 4.5 ft4:52 PM · 1.36 m

NOAA's sampled predictions for this station and day. Sun times are computed here from the station's coordinates and are not NOAA data.

Tides

  1. Low12:30 AM-0.2 ft-0.05 m
  2. High6:24 AM2.5 ft0.76 m
  3. Low11:26 AM1.3 ft0.40 m
  4. High4:52 PM4.5 ft1.36 m

Range 4.6 ft1.41 m · 4 predicted tides · MLLW

Sun

Civil dawn
7:01 AM
Sunrise
7:28 AM
Solar noon
12:51 PM
Sunset
6:13 PM
Civil dusk
6:40 PM
Daylight
10h 45m

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

Moon

Waning gibbous93% illuminated · day 17 of the cycle

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

This week

Sun, Oct 25H 3:39AM 2.8 ft0.86 mL 9:32AM 1.0 ft0.29 mH 3:02PM 4.0 ft1.23 mL 10:51PM 0.1 ft0.04 mMon, Oct 26H 4:29AM 2.7 ft0.82 mL 10:05AM 1.1 ft0.33 mH 3:33PM 4.3 ft1.30 mL 11:40PM 0.0 ft-0.01 mTue, Oct 27H 5:24AM 2.6 ft0.79 mL 10:42AM 1.2 ft0.37 mH 4:10PM 4.4 ft1.35 mWed, Oct 28L 12:30AM -0.2 ft-0.05 mH 6:24AM 2.5 ft0.76 mL 11:26AM 1.3 ft0.40 mH 4:52PM 4.5 ft1.36 mThu, Oct 29L 1:23AM -0.2 ft-0.07 mH 7:30AM 2.5 ft0.76 mL 12:17PM 1.4 ft0.44 mH 5:40PM 4.4 ft1.33 mFri, Oct 30L 2:19AM -0.2 ft-0.06 mH 8:37AM 2.5 ft0.77 mL 1:19PM 1.5 ft0.47 mH 6:34PM 4.1 ft1.25 mSat, Oct 31L 3:19AM -0.1 ft-0.04 mH 9:43AM 2.7 ft0.82 mL 2:34PM 1.6 ft0.48 mH 7:38PM 3.8 ft1.15 m