tidealmanac
Mon, Oct 19

Tuesday, October 20, 2026

Shelltown, MD · NOAA 8571097 · 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. Low3:12 AM0.9 ft0.29 m
  2. High8:27 AM2.2 ft0.68 m
  3. Low3:20 PM1.0 ft0.29 m
  4. High8:55 PM2.5 ft0.76 m

Range 1.5 ft0.47 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:49 AM
Sunrise
7:16 AM
Solar noon
12:47 PM
Sunset
6:19 PM
Civil dusk
6:46 PM
Daylight
11h 4m

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 17L 12:29AM 1.0 ft0.29 mH 5:31AM 2.2 ft0.66 mL 12:09PM 1.0 ft0.29 mH 5:59PM 2.6 ft0.80 mSun, Oct 18L 1:23AM 1.0 ft0.31 mH 6:22AM 2.1 ft0.65 mL 1:09PM 1.0 ft0.31 mH 6:52PM 2.5 ft0.77 mMon, Oct 19L 2:18AM 1.0 ft0.31 mH 7:20AM 2.1 ft0.65 mL 2:14PM 1.0 ft0.31 mH 7:52PM 2.5 ft0.76 mTue, Oct 20L 3:12AM 0.9 ft0.29 mH 8:27AM 2.2 ft0.68 mL 3:20PM 1.0 ft0.29 mH 8:55PM 2.5 ft0.76 mWed, Oct 21L 4:00AM 0.8 ft0.25 mH 9:29AM 2.4 ft0.73 mL 4:20PM 0.8 ft0.26 mH 9:51PM 2.5 ft0.78 mThu, Oct 22L 4:44AM 0.7 ft0.20 mH 10:20AM 2.6 ft0.80 mL 5:12PM 0.7 ft0.21 mH 10:38PM 2.6 ft0.80 mFri, Oct 23L 5:25AM 0.5 ft0.15 mH 11:04AM 2.8 ft0.86 mL 6:01PM 0.5 ft0.16 mH 11:23PM 2.7 ft0.81 m