tidealmanac
Thu, Oct 29

Friday, October 30, 2026

Upper drawbridge, Petaluma River, CA · NOAA 9415584 · MLLW · Local time (America/Los_Angeles)

Sat, Oct 31

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. High6:38 AM5.3 ft1.63 m
  2. Low11:31 AM2.8 ft0.84 m
  3. High4:50 PM7.2 ft2.19 m

Range 4.4 ft1.34 m · 3 predicted tides · MLLW

Sun

Civil dawn
7:07 AM
Sunrise
7:34 AM
Solar noon
12:54 PM
Sunset
6:14 PM
Civil dusk
6:41 PM
Daylight
10h 40m

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

Moon

Waning gibbous79% illuminated · day 19 of the cycle

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

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