tidealmanac
Sun, Dec 27

Monday, December 28, 2026

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

Tue, Dec 29

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. High3:39 AM2.3 ft0.69 m
  2. Low10:26 AM-0.4 ft-0.12 m
  3. High4:03 PM2.5 ft0.76 m
  4. Low11:09 PM-0.4 ft-0.11 m

Range 2.9 ft0.89 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:48 AM
Sunrise
7:18 AM
Solar noon
12:04 PM
Sunset
4:50 PM
Civil dusk
5:20 PM
Daylight
9h 33m

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

Moon

Waning gibbous79% illuminated · day 19 of the cycle

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

This week

Fri, Dec 25H 12:57AM 2.2 ft0.67 mL 7:36AM -0.7 ft-0.22 mH 1:27PM 3.0 ft0.92 mL 8:34PM -0.5 ft-0.16 mSat, Dec 26H 1:50AM 2.3 ft0.69 mL 8:30AM -0.7 ft-0.21 mH 2:19PM 2.9 ft0.89 mL 9:24PM -0.5 ft-0.15 mSun, Dec 27H 2:44AM 2.3 ft0.69 mL 9:25AM -0.6 ft-0.17 mH 3:11PM 2.7 ft0.83 mL 10:16PM -0.4 ft-0.13 mMon, Dec 28H 3:39AM 2.3 ft0.69 mL 10:26AM -0.4 ft-0.12 mH 4:03PM 2.5 ft0.76 mL 11:09PM -0.4 ft-0.11 mTue, Dec 29H 4:35AM 2.3 ft0.69 mL 11:30AM -0.2 ft-0.07 mH 4:54PM 2.2 ft0.69 mWed, Dec 30L 12:02AM -0.3 ft-0.08 mH 5:32AM 2.2 ft0.68 mL 12:35PM 0.0 ft-0.01 mH 5:45PM 2.0 ft0.61 mThu, Dec 31L 12:54AM -0.2 ft-0.06 mH 6:33AM 2.2 ft0.67 mL 1:42PM 0.1 ft0.02 mH 6:43PM 1.8 ft0.54 m