tidealmanac
Mon, Oct 19

Tuesday, October 20, 2026

Cow Island, ME · NOAA 8418009 · MLLW · Local time (America/New_York)

Wed, Oct 21

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. Low12:47 AM1.5 ft0.47 m
  2. High7:08 AM7.8 ft2.38 m
  3. Low1:01 PM2.2 ft0.66 m
  4. High7:16 PM8.6 ft2.61 m

Range 7.0 ft2.15 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:32 AM
Sunrise
7:01 AM
Solar noon
12:26 PM
Sunset
5:51 PM
Civil dusk
6:20 PM
Daylight
10h 50m

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

Moon

Waxing gibbous70% illuminated · day 9 of the cycle

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

This week

Sat, Oct 17H 4:21AM 7.8 ft2.38 mL 10:09AM 2.2 ft0.66 mH 4:24PM 8.7 ft2.64 mL 10:56PM 1.4 ft0.43 mSun, Oct 18H 5:16AM 7.6 ft2.33 mL 11:04AM 2.3 ft0.71 mH 5:21PM 8.5 ft2.59 mL 11:52PM 1.6 ft0.47 mMon, Oct 19H 6:12AM 7.6 ft2.33 mL 12:01PM 2.3 ft0.71 mH 6:19PM 8.5 ft2.58 mTue, Oct 20L 12:47AM 1.5 ft0.47 mH 7:08AM 7.8 ft2.38 mL 1:01PM 2.2 ft0.66 mH 7:16PM 8.6 ft2.61 mWed, Oct 21L 1:40AM 1.4 ft0.41 mH 7:59AM 8.2 ft2.50 mL 1:57PM 1.8 ft0.54 mH 8:11PM 8.8 ft2.68 mThu, Oct 22L 2:28AM 1.1 ft0.33 mH 8:45AM 8.7 ft2.65 mL 2:49PM 1.2 ft0.37 mH 9:00PM 9.1 ft2.77 mFri, Oct 23L 3:11AM 0.7 ft0.23 mH 9:26AM 9.3 ft2.83 mL 3:35PM 0.6 ft0.18 mH 9:46PM 9.4 ft2.86 m