tidealmanac
Tue, Oct 27

Wednesday, October 28, 2026

Merrimacport, MA · NOAA 8440369 · MLLW · Local time (America/New_York)

Thu, Oct 29

Predicted tide height, every 6 minutes

HighLowNightTwilight
9.8 ft3.0 m4.1 ft1.3 m-1.6 ft-0.5 m12 AM3 AM6 AM9 AMNoon3 PM6 PM9 PM12 AMSunrise 7:13 AMSunset 5:43 PM2:25 AM · 7.1 ft2:25 AM · 2.17 m8:51 AM · 0.4 ft8:51 AM · 0.11 m2:42 PM · 8.6 ft2:42 PM · 2.61 m9:33 PM · -0.5 ft9:33 PM · -0.16 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. High2:25 AM7.1 ft2.17 m
  2. Low8:51 AM0.4 ft0.11 m
  3. High2:42 PM8.6 ft2.61 m
  4. Low9:33 PM-0.5 ft-0.16 m

Range 9.1 ft2.77 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:43 AM
Sunrise
7:13 AM
Solar noon
12:28 PM
Sunset
5:43 PM
Civil dusk
6:12 PM
Daylight
10h 30m

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 12:01AM 7.1 ft2.16 mL 6:37AM 0.4 ft0.13 mH 12:22PM 7.8 ft2.37 mL 7:08PM -0.1 ft-0.02 mMon, Oct 26H 12:49AM 7.2 ft2.18 mL 7:21AM 0.4 ft0.11 mH 1:07PM 8.1 ft2.48 mL 7:55PM -0.3 ft-0.10 mTue, Oct 27H 1:37AM 7.2 ft2.18 mL 8:05AM 0.3 ft0.10 mH 1:54PM 8.4 ft2.56 mL 8:43PM -0.5 ft-0.15 mWed, Oct 28H 2:25AM 7.1 ft2.17 mL 8:51AM 0.4 ft0.11 mH 2:42PM 8.6 ft2.61 mL 9:33PM -0.5 ft-0.16 mThu, Oct 29H 3:14AM 7.0 ft2.14 mL 9:39AM 0.4 ft0.13 mH 3:32PM 8.6 ft2.61 mL 10:25PM -0.5 ft-0.14 mFri, Oct 30H 4:07AM 6.8 ft2.08 mL 10:33AM 0.5 ft0.16 mH 4:25PM 8.4 ft2.56 mL 11:21PM -0.3 ft-0.09 mSat, Oct 31H 5:02AM 6.7 ft2.03 mL 11:31AM 0.6 ft0.20 mH 5:22PM 8.2 ft2.49 m