tidealmanac
Tue, Sep 22

Wednesday, September 23, 2026

Shelltown, MD · NOAA 8571097 · MLLW · Local time (America/New_York)

Thu, Sep 24

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. Low5:34 AM0.8 ft0.24 m
  2. High11:00 AM2.5 ft0.77 m
  3. Low5:45 PM0.7 ft0.22 m
  4. High11:21 PM2.8 ft0.85 m

Range 2.1 ft0.63 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:25 AM
Sunrise
6:51 AM
Solar noon
12:55 PM
Sunset
6:59 PM
Civil dusk
7:26 PM
Daylight
12h 8m

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

Moon

Waxing gibbous90% illuminated · day 11 of the cycle

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

This week

Sun, Sep 20L 3:13AM 1.1 ft0.33 mH 8:03AM 2.1 ft0.64 mL 2:55PM 1.0 ft0.32 mH 8:47PM 2.6 ft0.79 mMon, Sep 21L 4:07AM 1.0 ft0.31 mH 9:17AM 2.2 ft0.66 mL 4:00PM 1.0 ft0.30 mH 9:49PM 2.6 ft0.80 mTue, Sep 22L 4:53AM 0.9 ft0.28 mH 10:14AM 2.3 ft0.71 mL 4:55PM 0.9 ft0.26 mH 10:38PM 2.7 ft0.82 mWed, Sep 23L 5:34AM 0.8 ft0.24 mH 11:00AM 2.5 ft0.77 mL 5:45PM 0.7 ft0.22 mH 11:21PM 2.8 ft0.85 mThu, Sep 24L 6:12AM 0.6 ft0.19 mH 11:42AM 2.7 ft0.83 mL 6:31PM 0.6 ft0.18 mFri, Sep 25H 12:02AM 2.9 ft0.87 mL 6:50AM 0.5 ft0.14 mH 12:23PM 2.9 ft0.90 mL 7:16PM 0.5 ft0.14 mSat, Sep 26H 12:42AM 2.9 ft0.88 mL 7:28AM 0.3 ft0.10 mH 1:04PM 3.1 ft0.95 mL 7:59PM 0.4 ft0.11 m