tidealmanac
Sun, Oct 18

Monday, October 19, 2026

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

Tue, Oct 20

No NOAA sampled curve is loaded for this day; the predicted highs and lows are listed below. Nothing is interpolated.

Tides

  1. Low5:55 AM0.3 ft0.08 m
  2. High12:16 PM3.1 ft0.94 m
  3. Low5:33 PM1.7 ft0.51 m
  4. High11:04 PM3.0 ft0.90 m

Range 2.8 ft0.86 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:52 AM
Sunrise
7:19 AM
Solar noon
12:52 PM
Sunset
6:25 PM
Civil dusk
6:51 PM
Daylight
11h 6m

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

Moon

First quarter59% illuminated · day 8 of the cycle

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

This week

Fri, Oct 16L 3:17AM 0.1 ft0.03 mH 9:34AM 2.7 ft0.82 mL 1:52PM 1.8 ft0.55 mH 7:07PM 3.6 ft1.10 mSat, Oct 17L 4:11AM 0.2 ft0.05 mH 10:34AM 2.8 ft0.85 mL 3:00PM 1.9 ft0.57 mH 8:03PM 3.3 ft1.02 mSun, Oct 18L 5:05AM 0.2 ft0.07 mH 11:28AM 2.9 ft0.89 mL 4:18PM 1.8 ft0.56 mH 9:22PM 3.1 ft0.94 mMon, Oct 19L 5:55AM 0.3 ft0.08 mH 12:16PM 3.1 ft0.94 mL 5:33PM 1.7 ft0.51 mH 11:04PM 3.0 ft0.90 mTue, Oct 20L 6:40AM 0.3 ft0.10 mH 12:56PM 3.2 ft0.98 mL 6:38PM 1.4 ft0.43 mWed, Oct 21H 12:20AM 2.9 ft0.89 mL 7:20AM 0.4 ft0.13 mH 1:29PM 3.3 ft1.02 mL 7:36PM 1.1 ft0.35 mThu, Oct 22H 1:17AM 2.9 ft0.90 mL 7:56AM 0.5 ft0.16 mH 1:56PM 3.5 ft1.05 mL 8:27PM 0.9 ft0.27 m