tidealmanac
Fri, Sep 11

Saturday, September 12, 2026

Monument Beach, MA · NOAA 8447355 · MLLW · Local time (America/New_York)

Sun, Sep 13

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. Low3:00 AM-0.1 ft-0.02 m
  2. High9:30 AM5.3 ft1.63 m
  3. Low3:28 PM0.0 ft0.00 m
  4. High9:50 PM4.7 ft1.44 m

Range 5.4 ft1.64 m · 4 predicted tides · MLLW

Sun

Civil dawn
5:51 AM
Sunrise
6:19 AM
Solar noon
12:39 PM
Sunset
6:59 PM
Civil dusk
7:27 PM
Daylight
12h 39m

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

Moon

New moon1% illuminated · day 0 of the cycle

Near new or full moon: spring tides, a larger range than average. Approximate phase, computed here.

This week

Wed, Sep 9L 1:22AM 0.2 ft0.07 mH 7:08AM 4.8 ft1.46 mL 1:07PM 0.0 ft0.01 mH 7:36PM 5.1 ft1.54 mThu, Sep 10L 1:57AM 0.1 ft0.02 mH 7:58AM 5.1 ft1.56 mL 1:57PM 0.0 ft-0.01 mH 8:22PM 5.1 ft1.55 mFri, Sep 11L 2:29AM 0.0 ft-0.01 mH 8:45AM 5.3 ft1.62 mL 2:44PM -0.1 ft-0.02 mH 9:07PM 5.0 ft1.51 mSat, Sep 12L 3:00AM -0.1 ft-0.02 mH 9:30AM 5.3 ft1.63 mL 3:28PM 0.0 ft0.00 mH 9:50PM 4.7 ft1.44 mSun, Sep 13L 3:31AM 0.0 ft0.00 mH 10:14AM 5.2 ft1.58 mL 4:08PM 0.2 ft0.05 mH 10:33PM 4.4 ft1.34 mMon, Sep 14L 4:04AM 0.1 ft0.03 mH 10:58AM 4.9 ft1.50 mL 4:46PM 0.4 ft0.11 mH 11:17PM 4.1 ft1.24 mTue, Sep 15L 4:39AM 0.3 ft0.09 mH 11:43AM 4.6 ft1.39 mL 5:24PM 0.6 ft0.19 m