tidealmanac
Wed, Sep 16

Thursday, September 17, 2026

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

Fri, Sep 18

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. Low12:19 AM0.9 ft0.26 m
  2. High5:16 AM2.3 ft0.69 m
  3. Low11:58 AM0.8 ft0.25 m
  4. High5:48 PM2.8 ft0.85 m

Range 2.0 ft0.60 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:19 AM
Sunrise
6:46 AM
Solar noon
12:57 PM
Sunset
7:09 PM
Civil dusk
7:35 PM
Daylight
12h 23m

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

Moon

First quarter34% illuminated · day 5 of the cycle

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

This week

Mon, Sep 14H 3:11AM 2.7 ft0.83 mL 9:54AM 0.3 ft0.10 mH 3:38PM 3.2 ft0.96 mL 10:40PM 0.5 ft0.16 mTue, Sep 15H 3:51AM 2.6 ft0.78 mL 10:32AM 0.5 ft0.15 mH 4:19PM 3.1 ft0.93 mL 11:28PM 0.7 ft0.21 mWed, Sep 16H 4:32AM 2.4 ft0.73 mL 11:12AM 0.7 ft0.20 mH 5:03PM 2.9 ft0.89 mThu, Sep 17L 12:19AM 0.9 ft0.26 mH 5:16AM 2.3 ft0.69 mL 11:58AM 0.8 ft0.25 mH 5:48PM 2.8 ft0.85 mFri, Sep 18L 1:14AM 1.0 ft0.30 mH 6:03AM 2.1 ft0.66 mL 12:50PM 1.0 ft0.29 mH 6:38PM 2.7 ft0.81 mSat, Sep 19L 2:12AM 1.1 ft0.32 mH 6:57AM 2.1 ft0.64 mL 1:49PM 1.0 ft0.31 mH 7:37PM 2.6 ft0.79 mSun, 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 m