tidealmanac
Sat, Oct 24

Sunday, October 25, 2026

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

Mon, Oct 26

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 7:09 AMSunset 5:47 PM12:01 AM · 7.1 ft12:01 AM · 2.16 m6:37 AM · 0.4 ft6:37 AM · 0.13 m12:22 PM · 7.8 ft12:22 PM · 2.37 m7:08 PM · -0.1 ft7:08 PM · -0.02 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. High12:01 AM7.1 ft2.16 m
  2. Low6:37 AM0.4 ft0.13 m
  3. High12:22 PM7.8 ft2.37 m
  4. Low7:08 PM-0.1 ft-0.02 m

Range 7.8 ft2.38 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:40 AM
Sunrise
7:09 AM
Solar noon
12:28 PM
Sunset
5:47 PM
Civil dusk
6:16 PM
Daylight
10h 38m

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

Moon

Full moon100% illuminated · day 14 of the cycle

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

This week

Thu, Oct 22L 4:24AM 0.8 ft0.23 mH 10:03AM 6.5 ft1.98 mL 4:44PM 0.9 ft0.28 mH 10:24PM 6.9 ft2.10 mFri, Oct 23L 5:09AM 0.6 ft0.19 mH 10:51AM 6.9 ft2.10 mL 5:33PM 0.6 ft0.18 mH 11:13PM 7.0 ft2.13 mSat, Oct 24L 5:54AM 0.5 ft0.16 mH 11:37AM 7.3 ft2.24 mL 6:20PM 0.3 ft0.08 mSun, 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 m