tidealmanac
Tue, Oct 20

Wednesday, October 21, 2026

Southwest Harbor, ME · NOAA 8413564 · MLLW · Local time (America/New_York)

Thu, Oct 22

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. Low12:52 AM1.4 ft0.42 m
  2. High7:33 AM9.0 ft2.75 m
  3. Low1:12 PM1.8 ft0.56 m
  4. High7:48 PM9.6 ft2.93 m

Range 8.2 ft2.51 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:26 AM
Sunrise
6:55 AM
Solar noon
12:18 PM
Sunset
5:41 PM
Civil dusk
6:10 PM
Daylight
10h 45m

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

Moon

Waxing gibbous79% illuminated · day 10 of the cycle

Between spring and neap: an average tidal range. Approximate phase, computed here.

This week

Sun, Oct 18H 4:48AM 8.5 ft2.59 mL 10:22AM 2.5 ft0.75 mH 4:59PM 9.3 ft2.83 mL 11:04PM 1.7 ft0.50 mMon, Oct 19H 5:45AM 8.5 ft2.58 mL 11:20AM 2.5 ft0.75 mH 5:58PM 9.2 ft2.81 mL 11:59PM 1.6 ft0.49 mTue, Oct 20H 6:41AM 8.6 ft2.63 mL 12:18PM 2.2 ft0.68 mH 6:55PM 9.4 ft2.85 mWed, Oct 21L 12:52AM 1.4 ft0.42 mH 7:33AM 9.0 ft2.75 mL 1:12PM 1.8 ft0.56 mH 7:48PM 9.6 ft2.93 mThu, Oct 22L 1:40AM 1.1 ft0.33 mH 8:20AM 9.6 ft2.91 mL 2:02PM 1.3 ft0.39 mH 8:37PM 10.0 ft3.04 mFri, Oct 23L 2:25AM 0.7 ft0.22 mH 9:03AM 10.2 ft3.10 mL 2:48PM 0.7 ft0.20 mH 9:23PM 10.3 ft3.15 mSat, Oct 24L 3:06AM 0.4 ft0.12 mH 9:43AM 10.8 ft3.30 mL 3:33PM 0.0 ft0.01 mH 10:08PM 10.7 ft3.25 m