tidealmanac
Wed, Oct 21

Thursday, October 22, 2026

Portsmouth, NH · NOAA 8423745 · MLLW · Local time (America/New_York)

Fri, Oct 23

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. Low2:45 AM0.9 ft0.28 m
  2. High9:08 AM7.5 ft2.28 m
  3. Low3:06 PM1.1 ft0.32 m
  4. High9:23 PM7.8 ft2.38 m

Range 6.9 ft2.10 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:36 AM
Sunrise
7:05 AM
Solar noon
12:28 PM
Sunset
5:50 PM
Civil dusk
6:19 PM
Daylight
10h 46m

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

Moon

Waxing gibbous87% illuminated · day 11 of the cycle

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

This week

Mon, Oct 19L 12:09AM 1.3 ft0.41 mH 6:35AM 6.6 ft2.00 mL 12:18PM 2.0 ft0.61 mH 6:42PM 7.3 ft2.22 mTue, Oct 20L 1:04AM 1.3 ft0.40 mH 7:31AM 6.7 ft2.05 mL 1:18PM 1.9 ft0.56 mH 7:39PM 7.4 ft2.25 mWed, Oct 21L 1:57AM 1.2 ft0.35 mH 8:22AM 7.0 ft2.15 mL 2:14PM 1.5 ft0.46 mH 8:34PM 7.6 ft2.30 mThu, Oct 22L 2:45AM 0.9 ft0.28 mH 9:08AM 7.5 ft2.28 mL 3:06PM 1.1 ft0.32 mH 9:23PM 7.8 ft2.38 mFri, Oct 23L 3:28AM 0.6 ft0.20 mH 9:49AM 8.0 ft2.43 mL 3:52PM 0.5 ft0.16 mH 10:09PM 8.1 ft2.46 mSat, Oct 24L 4:08AM 0.4 ft0.11 mH 10:28AM 8.5 ft2.59 mL 4:35PM 0.0 ft-0.01 mH 10:52PM 8.3 ft2.53 mSun, Oct 25L 4:48AM 0.1 ft0.04 mH 11:07AM 9.0 ft2.73 mL 5:19PM -0.5 ft-0.15 mH 11:37PM 8.5 ft2.58 m