tidealmanac
Tue, Dec 15

Wednesday, December 16, 2026

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

Thu, Dec 17

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. High5:04 AM2.0 ft0.59 m
  2. Low11:53 AM0.4 ft0.12 m
  3. High5:17 PM2.0 ft0.61 m

Range 1.6 ft0.50 m · 3 predicted tides · MLLW

Sun

Civil dawn
6:42 AM
Sunrise
7:12 AM
Solar noon
11:58 AM
Sunset
4:44 PM
Civil dusk
5:14 PM
Daylight
9h 33m

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

Moon

First quarter48% illuminated · day 7 of the cycle

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

This week

Sun, Dec 13H 2:53AM 1.9 ft0.58 mL 9:23AM 0.2 ft0.07 mH 3:11PM 2.3 ft0.71 mL 10:11PM 0.2 ft0.06 mMon, Dec 14H 3:35AM 1.9 ft0.57 mL 10:08AM 0.3 ft0.09 mH 3:52PM 2.2 ft0.68 mL 10:52PM 0.2 ft0.06 mTue, Dec 15H 4:18AM 1.9 ft0.58 mL 10:58AM 0.4 ft0.11 mH 4:33PM 2.1 ft0.65 mL 11:35PM 0.2 ft0.05 mWed, Dec 16H 5:04AM 2.0 ft0.59 mL 11:53AM 0.4 ft0.12 mH 5:17PM 2.0 ft0.61 mThu, Dec 17L 12:21AM 0.1 ft0.04 mH 5:53AM 2.0 ft0.62 mL 12:53PM 0.4 ft0.12 mH 6:07PM 1.9 ft0.58 mFri, Dec 18L 1:10AM 0.1 ft0.02 mH 6:49AM 2.1 ft0.65 mL 1:57PM 0.3 ft0.10 mH 7:05PM 1.9 ft0.56 mSat, Dec 19L 2:03AM 0.0 ft-0.01 mH 7:51AM 2.3 ft0.70 mL 3:02PM 0.2 ft0.06 mH 8:10PM 1.8 ft0.56 m