tidealmanac
Mon, Oct 26

Tuesday, October 27, 2026

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

Wed, Oct 28

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. High12:22 AM8.5 ft2.60 m
  2. Low6:13 AM-0.1 ft-0.03 m
  3. High12:30 PM9.6 ft2.91 m
  4. Low6:49 PM-1.0 ft-0.32 m

Range 10.6 ft3.23 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:42 AM
Sunrise
7:11 AM
Solar noon
12:27 PM
Sunset
5:43 PM
Civil dusk
6:12 PM
Daylight
10h 32m

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

Moon

Full moon97% illuminated · day 16 of the cycle

Near new or full moon: spring tides, a larger range than average. Approximate phase, computed here.

This week

Sat, 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 mMon, Oct 26L 5:30AM 0.0 ft-0.01 mH 11:47AM 9.3 ft2.84 mL 6:03PM -0.9 ft-0.26 mTue, Oct 27H 12:22AM 8.5 ft2.60 mL 6:13AM -0.1 ft-0.03 mH 12:30PM 9.6 ft2.91 mL 6:49PM -1.0 ft-0.32 mWed, Oct 28H 1:09AM 8.5 ft2.59 mL 6:59AM -0.1 ft-0.02 mH 1:17PM 9.6 ft2.94 mL 7:38PM -1.0 ft-0.32 mThu, Oct 29H 1:58AM 8.3 ft2.54 mL 7:48AM 0.1 ft0.02 mH 2:06PM 9.5 ft2.90 mL 8:30PM -0.9 ft-0.26 mFri, Oct 30H 2:51AM 8.1 ft2.47 mL 8:40AM 0.3 ft0.10 mH 3:00PM 9.3 ft2.82 mL 9:26PM -0.6 ft-0.17 m