tidealmanac
Fri, Oct 16

Saturday, October 17, 2026

Castle Hill, RI · NOAA 8453201 · MLLW · Local time (America/New_York)

Sun, Oct 18

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. High12:45 AM2.6 ft0.79 m
  2. Low5:56 AM0.8 ft0.26 m
  3. High1:08 PM2.8 ft0.86 m
  4. Low7:05 PM1.1 ft0.32 m

Range 2.0 ft0.61 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:31 AM
Sunrise
6:59 AM
Solar noon
12:31 PM
Sunset
6:03 PM
Civil dusk
6:31 PM
Daylight
11h 3m

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

Moon

First quarter38% illuminated · day 6 of the cycle

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

This week

Wed, Oct 14L 3:48AM 0.3 ft0.09 mH 10:46AM 3.6 ft1.09 mL 4:38PM 0.5 ft0.15 mH 11:09PM 2.9 ft0.89 mThu, Oct 15L 4:27AM 0.5 ft0.14 mH 11:30AM 3.3 ft1.00 mL 5:17PM 0.7 ft0.21 mH 11:55PM 2.7 ft0.83 mFri, Oct 16L 5:09AM 0.7 ft0.20 mH 12:18PM 3.0 ft0.92 mL 6:03PM 0.9 ft0.27 mSat, Oct 17H 12:45AM 2.6 ft0.79 mL 5:56AM 0.8 ft0.26 mH 1:08PM 2.8 ft0.86 mL 7:05PM 1.1 ft0.32 mSun, Oct 18H 1:35AM 2.5 ft0.76 mL 6:56AM 1.0 ft0.30 mH 1:58PM 2.7 ft0.84 mL 8:39PM 1.1 ft0.33 mMon, Oct 19H 2:26AM 2.5 ft0.77 mL 8:17AM 1.0 ft0.32 mH 2:48PM 2.7 ft0.83 mL 9:49PM 0.9 ft0.29 mTue, Oct 20H 3:19AM 2.6 ft0.80 mL 9:43AM 0.9 ft0.28 mH 3:42PM 2.8 ft0.85 mL 10:33PM 0.7 ft0.22 m