tidealmanac

Portsmouth, NH tide chart

NOAA station 8423745 · Subordinate station · Datum MLLW · Local time (America/New_York)

Change stationFull year 2026

Today · Sun, Oct 18

High tideLow tide
  1. High5:39 AM6.6 ft2.00 m
  2. Low11:21 AM2.0 ft0.61 m
  3. High5:44 PM7.3 ft2.23 m

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.

Next high6:35 AM6.6 ft2.00 m · in 8h 59m
Next low12:09 AM1.3 ft0.41 m · in 2h 33m
Range today5.3 ft1.62 m3 predicted tides today
MoonFirstFirst quarter · neap tides

October 2026

Full year
Date1st tide2nd tide3rd tide4th tide
1Thu
3:03 AMHigh · 8.1 ft2.46 m
8:57 AMLow · 0.3 ft0.10 m
3:15 PMHigh · 9.0 ft2.76 m
9:39 PMLow · -0.3 ft-0.09 m
2Fri
3:59 AMHigh · 7.7 ft2.36 m
9:51 AMLow · 0.6 ft0.19 m
4:12 PMHigh · 8.8 ft2.68 m
10:39 PMLow · 0.0 ft0.00 m
3Sat
5:02 AMHigh · 7.5 ft2.27 m
10:52 AMLow · 0.9 ft0.28 m
5:17 PMHigh · 8.5 ft2.61 m
11:45 PMLow · 0.2 ft0.07 m
4Sun
6:10 AMHigh · 7.3 ft2.23 m
11:59 AMLow · 1.1 ft0.32 m
6:27 PMHigh · 8.4 ft2.56 m
5Mon
12:54 AMLow · 0.3 ft0.10 m
7:20 AMHigh · 7.3 ft2.24 m
1:11 PMLow · 1.0 ft0.32 m
7:39 PMHigh · 8.4 ft2.55 m
6Tue
2:04 AMLow · 0.3 ft0.08 m
8:28 AMHigh · 7.6 ft2.32 m
2:22 PMLow · 0.8 ft0.24 m
8:47 PMHigh · 8.5 ft2.58 m
7Wed
3:06 AMLow · 0.1 ft0.03 m
9:27 AMHigh · 8.0 ft2.44 m
3:26 PMLow · 0.4 ft0.13 m
9:47 PMHigh · 8.6 ft2.63 m
8Thu
3:59 AMLow · -0.1 ft-0.02 m
10:19 AMHigh · 8.4 ft2.56 m
4:21 PMLow · 0.0 ft0.01 m
10:40 PMHigh · 8.7 ft2.65 m
9Fri
4:47 AMLow · -0.1 ft-0.04 m
11:05 AMHigh · 8.7 ft2.65 m
5:11 PMLow · -0.2 ft-0.08 m
11:30 PMHigh · 8.7 ft2.64 m
10Sat
5:31 AMLow · -0.1 ft-0.02 m
11:49 AMHigh · 8.9 ft2.71 m
5:58 PMLow · -0.4 ft-0.12 m
11Sun
12:16 AMHigh · 8.5 ft2.60 m
6:12 AMLow · 0.1 ft0.03 m
12:29 PMHigh · 8.9 ft2.71 m
6:41 PMLow · -0.4 ft-0.12 m
12Mon
1:00 AMHigh · 8.3 ft2.53 m
6:52 AMLow · 0.4 ft0.11 m
1:08 PMHigh · 8.8 ft2.68 m
7:23 PMLow · -0.3 ft-0.08 m
13Tue
1:42 AMHigh · 8.0 ft2.44 m
7:31 AMLow · 0.7 ft0.21 m
1:46 PMHigh · 8.6 ft2.62 m
8:04 PMLow · 0.0 ft0.00 m
14Wed
2:23 AMHigh · 7.7 ft2.33 m
8:10 AMLow · 1.0 ft0.31 m
2:25 PMHigh · 8.3 ft2.54 m
8:46 PMLow · 0.3 ft0.10 m
15Thu
3:06 AMHigh · 7.3 ft2.23 m
8:51 AMLow · 1.3 ft0.41 m
3:07 PMHigh · 8.0 ft2.44 m
9:30 PMLow · 0.7 ft0.20 m
16Fri
3:53 AMHigh · 7.0 ft2.13 m
9:36 AMLow · 1.6 ft0.50 m
3:54 PMHigh · 7.7 ft2.35 m
10:20 PMLow · 1.0 ft0.30 m
17Sat
4:44 AMHigh · 6.7 ft2.05 m
10:26 AMLow · 1.9 ft0.57 m
4:47 PMHigh · 7.5 ft2.27 m
11:13 PMLow · 1.2 ft0.37 m
18Sun
5:39 AMHigh · 6.6 ft2.00 m
11:21 AMLow · 2.0 ft0.61 m
5:44 PMHigh · 7.3 ft2.23 m
19Mon
12:09 AMLow · 1.3 ft0.41 m
6:35 AMHigh · 6.6 ft2.00 m
12:18 PMLow · 2.0 ft0.61 m
6:42 PMHigh · 7.3 ft2.22 m
20Tue
1:04 AMLow · 1.3 ft0.40 m
7:31 AMHigh · 6.7 ft2.05 m
1:18 PMLow · 1.9 ft0.56 m
7:39 PMHigh · 7.4 ft2.25 m
21Wed
1:57 AMLow · 1.2 ft0.35 m
8:22 AMHigh · 7.0 ft2.15 m
2:14 PMLow · 1.5 ft0.46 m
8:34 PMHigh · 7.6 ft2.30 m
22Thu
2:45 AMLow · 0.9 ft0.28 m
9:08 AMHigh · 7.5 ft2.28 m
3:06 PMLow · 1.1 ft0.32 m
9:23 PMHigh · 7.8 ft2.38 m
23Fri
3:28 AMLow · 0.6 ft0.20 m
9:49 AMHigh · 8.0 ft2.43 m
3:52 PMLow · 0.5 ft0.16 m
10:09 PMHigh · 8.1 ft2.46 m
24Sat
4:08 AMLow · 0.4 ft0.11 m
10:28 AMHigh · 8.5 ft2.59 m
4:35 PMLow · 0.0 ft-0.01 m
10:52 PMHigh · 8.3 ft2.53 m
25Sun
4:48 AMLow · 0.1 ft0.04 m
11:07 AMHigh · 9.0 ft2.73 m
5:19 PMLow · -0.5 ft-0.15 m
11:37 PMHigh · 8.5 ft2.58 m
26Mon
5:30 AMLow · 0.0 ft-0.01 m
11:47 AMHigh · 9.3 ft2.84 m
6:03 PMLow · -0.9 ft-0.26 m
27Tue
12:22 AMHigh · 8.5 ft2.60 m
6:13 AMLow · -0.1 ft-0.03 m
12:30 PMHigh · 9.6 ft2.91 m
6:49 PMLow · -1.0 ft-0.32 m
28Wed
1:09 AMHigh · 8.5 ft2.59 m
6:59 AMLow · -0.1 ft-0.02 m
1:17 PMHigh · 9.6 ft2.94 m
7:38 PMLow · -1.0 ft-0.32 m
29Thu
1:58 AMHigh · 8.3 ft2.54 m
7:48 AMLow · 0.1 ft0.02 m
2:06 PMHigh · 9.5 ft2.90 m
8:30 PMLow · -0.9 ft-0.26 m
30Fri
2:51 AMHigh · 8.1 ft2.47 m
8:40 AMLow · 0.3 ft0.10 m
3:00 PMHigh · 9.3 ft2.82 m
9:26 PMLow · -0.6 ft-0.17 m
31Sat
3:49 AMHigh · 7.8 ft2.39 m
9:38 AMLow · 0.6 ft0.18 m
4:01 PMHigh · 8.9 ft2.72 m
10:28 PMLow · -0.2 ft-0.07 m
Thu13:03 AM8.1 ft2.46 m8:57 AM0.3 ft0.10 m3:15 PM9.0 ft2.76 m9:39 PM-0.3 ft-0.09 mFri23:59 AM7.7 ft2.36 m9:51 AM0.6 ft0.19 m4:12 PM8.8 ft2.68 m10:39 PM0.0 ft0.00 mSat35:02 AM7.5 ft2.27 m10:52 AM0.9 ft0.28 m5:17 PM8.5 ft2.61 m11:45 PM0.2 ft0.07 mSun46:10 AM7.3 ft2.23 m11:59 AM1.1 ft0.32 m6:27 PM8.4 ft2.56 mMon512:54 AM0.3 ft0.10 m7:20 AM7.3 ft2.24 m1:11 PM1.0 ft0.32 m7:39 PM8.4 ft2.55 mTue62:04 AM0.3 ft0.08 m8:28 AM7.6 ft2.32 m2:22 PM0.8 ft0.24 m8:47 PM8.5 ft2.58 mWed73:06 AM0.1 ft0.03 m9:27 AM8.0 ft2.44 m3:26 PM0.4 ft0.13 m9:47 PM8.6 ft2.63 mShow the whole month

Heights relative to MLLW; times local to the station. Predictions from NOAA CO-OPS; not for navigation.

Nearby stations

Distance from this station. A nearer station is not necessarily the right one for your shore.
Seavey IslandME · NOAA 8419870 · 1 mi (1 km)Atlantic HeightsNH · NOAA 8423635 · 1 mi (2 km)Fort PointNH · NOAA 8423898 · 2 mi (3 km)Jaffrey PointNH · NOAA 8424601 · 2 mi (4 km)