tidealmanac

Brant Rock, Green Harbor River, MA tide chart

NOAA station 8446009 · Reference station · Datum MLLW · Local time (America/New_York)

Change stationFull year 2026

Today · Sun, Oct 25

High tideLow tide
11.5 ft3.5 m4.9 ft1.5 m-1.6 ft-0.5 m12 AM6 AMNoon6 PM12 AMNow4:55 AM · 0.6 ft4:55 AM · 0.19 m11:08 AM · 10.0 ft11:08 AM · 3.05 m5:24 PM · -0.2 ft5:24 PM · -0.07 m11:37 PM · 9.4 ft11:37 PM · 2.87 m

NOAA six-minute predicted heights for today. Hours in the station's local time.

Next high11:37 PM9.4 ft2.87 m · in 3h 58m
Next low5:37 AM0.4 ft0.14 m · in 9h 58m
Range today10.2 ft3.12 mNow about 2.6 ft0.80 m and rising
MoonFullFull moon · spring tides

October 2026

Full year
Date1st tide2nd tide3rd tide4th tide
1Thu
3:03 AMHigh · 9.2 ft2.82 m
9:04 AMLow · 0.6 ft0.18 m
3:18 PMHigh · 10.5 ft3.21 m
9:46 PMLow · -0.4 ft-0.12 m
2Fri
3:58 AMHigh · 8.9 ft2.73 m
9:58 AMLow · 0.8 ft0.25 m
4:15 PMHigh · 10.3 ft3.15 m
10:44 PMLow · -0.1 ft-0.04 m
3Sat
4:59 AMHigh · 8.7 ft2.64 m
10:58 AMLow · 1.0 ft0.32 m
5:18 PMHigh · 10.1 ft3.08 m
11:47 PMLow · 0.1 ft0.04 m
4Sun
6:04 AMHigh · 8.5 ft2.60 m
12:03 PMLow · 1.2 ft0.35 m
6:25 PMHigh · 9.9 ft3.02 m
5Mon
12:53 AMLow · 0.2 ft0.07 m
7:13 AMHigh · 8.6 ft2.62 m
1:12 PMLow · 1.1 ft0.33 m
7:35 PMHigh · 9.9 ft3.01 m
6Tue
1:59 AMLow · 0.2 ft0.07 m
8:19 AMHigh · 8.9 ft2.72 m
2:19 PMLow · 0.8 ft0.25 m
8:41 PMHigh · 9.9 ft3.03 m
7Wed
2:59 AMLow · 0.1 ft0.03 m
9:19 AMHigh · 9.3 ft2.85 m
3:21 PMLow · 0.5 ft0.14 m
9:42 PMHigh · 10.0 ft3.05 m
8Thu
3:54 AMLow · 0.0 ft0.00 m
10:13 AMHigh · 9.8 ft2.98 m
4:18 PMLow · 0.1 ft0.03 m
10:37 PMHigh · 10.0 ft3.06 m
9Fri
4:44 AMLow · 0.0 ft0.00 m
11:02 AMHigh · 10.1 ft3.07 m
5:10 PMLow · -0.2 ft-0.05 m
11:27 PMHigh · 9.9 ft3.03 m
10Sat
5:29 AMLow · 0.1 ft0.03 m
11:46 AMHigh · 10.2 ft3.12 m
5:56 PMLow · -0.3 ft-0.09 m
11Sun
12:13 AMHigh · 9.7 ft2.97 m
6:11 AMLow · 0.3 ft0.10 m
12:26 PMHigh · 10.2 ft3.12 m
6:39 PMLow · -0.3 ft-0.08 m
12Mon
12:55 AMHigh · 9.5 ft2.88 m
6:51 AMLow · 0.6 ft0.19 m
1:05 PMHigh · 10.1 ft3.08 m
7:21 PMLow · -0.1 ft-0.04 m
13Tue
1:36 AMHigh · 9.1 ft2.77 m
7:30 AMLow · 0.9 ft0.29 m
1:44 PMHigh · 9.9 ft3.00 m
8:02 PMLow · 0.1 ft0.04 m
14Wed
2:16 AMHigh · 8.7 ft2.66 m
8:10 AMLow · 1.3 ft0.40 m
2:23 PMHigh · 9.6 ft2.91 m
8:44 PMLow · 0.5 ft0.14 m
15Thu
2:59 AMHigh · 8.3 ft2.54 m
8:53 AMLow · 1.6 ft0.50 m
3:06 PMHigh · 9.2 ft2.81 m
9:29 PMLow · 0.8 ft0.24 m
16Fri
3:44 AMHigh · 8.0 ft2.44 m
9:39 AMLow · 2.0 ft0.60 m
3:53 PMHigh · 8.9 ft2.71 m
10:18 PMLow · 1.1 ft0.35 m
17Sat
4:33 AMHigh · 7.7 ft2.35 m
10:28 AMLow · 2.2 ft0.68 m
4:44 PMHigh · 8.6 ft2.63 m
11:10 PMLow · 1.4 ft0.43 m
18Sun
5:27 AMHigh · 7.5 ft2.29 m
11:23 AMLow · 2.4 ft0.72 m
5:40 PMHigh · 8.4 ft2.56 m
19Mon
12:06 AMLow · 1.6 ft0.48 m
6:25 AMHigh · 7.5 ft2.28 m
12:21 PMLow · 2.4 ft0.73 m
6:39 PMHigh · 8.3 ft2.54 m
20Tue
1:02 AMLow · 1.6 ft0.49 m
7:23 AMHigh · 7.6 ft2.32 m
1:20 PMLow · 2.2 ft0.68 m
7:38 PMHigh · 8.4 ft2.56 m
21Wed
1:56 AMLow · 1.5 ft0.45 m
8:16 AMHigh · 8.0 ft2.42 m
2:16 PMLow · 1.9 ft0.58 m
8:32 PMHigh · 8.5 ft2.61 m
22Thu
2:46 AMLow · 1.3 ft0.39 m
9:03 AMHigh · 8.4 ft2.56 m
3:07 PMLow · 1.4 ft0.43 m
9:22 PMHigh · 8.8 ft2.67 m
23Fri
3:31 AMLow · 1.1 ft0.33 m
9:46 AMHigh · 8.9 ft2.72 m
3:54 PMLow · 0.9 ft0.27 m
10:09 PMHigh · 9.0 ft2.74 m
24Sat
4:14 AMLow · 0.8 ft0.26 m
10:27 AMHigh · 9.5 ft2.88 m
4:40 PMLow · 0.3 ft0.09 m
10:53 PMHigh · 9.2 ft2.81 m
25Sun
4:55 AMLow · 0.6 ft0.19 m
11:08 AMHigh · 10.0 ft3.05 m
5:24 PMLow · -0.2 ft-0.07 m
11:37 PMHigh · 9.4 ft2.87 m
26Mon
5:37 AMLow · 0.4 ft0.14 m
11:49 AMHigh · 10.5 ft3.19 m
6:09 PMLow · -0.7 ft-0.21 m
27Tue
12:21 AMHigh · 9.5 ft2.90 m
6:20 AMLow · 0.3 ft0.10 m
12:32 PMHigh · 10.8 ft3.31 m
6:55 PMLow · -1.0 ft-0.30 m
28Wed
1:07 AMHigh · 9.6 ft2.91 m
7:05 AMLow · 0.3 ft0.08 m
1:17 PMHigh · 11.0 ft3.37 m
7:43 PMLow · -1.1 ft-0.33 m
29Thu
1:55 AMHigh · 9.5 ft2.88 m
7:53 AMLow · 0.3 ft0.09 m
2:07 PMHigh · 11.1 ft3.37 m
8:35 PMLow · -1.0 ft-0.30 m
30Fri
2:48 AMHigh · 9.3 ft2.83 m
8:45 AMLow · 0.4 ft0.13 m
3:01 PMHigh · 10.9 ft3.31 m
9:30 PMLow · -0.7 ft-0.22 m
31Sat
3:44 AMHigh · 9.1 ft2.77 m
9:43 AMLow · 0.6 ft0.19 m
4:00 PMHigh · 10.6 ft3.22 m
10:29 PMLow · -0.4 ft-0.13 m
Thu13:03 AM9.2 ft2.82 m9:04 AM0.6 ft0.18 m3:18 PM10.5 ft3.21 m9:46 PM-0.4 ft-0.12 mFri23:58 AM8.9 ft2.73 m9:58 AM0.8 ft0.25 m4:15 PM10.3 ft3.15 m10:44 PM-0.1 ft-0.04 mSat34:59 AM8.7 ft2.64 m10:58 AM1.0 ft0.32 m5:18 PM10.1 ft3.08 m11:47 PM0.1 ft0.04 mSun46:04 AM8.5 ft2.60 m12:03 PM1.2 ft0.35 m6:25 PM9.9 ft3.02 mMon512:53 AM0.2 ft0.07 m7:13 AM8.6 ft2.62 m1:12 PM1.1 ft0.33 m7:35 PM9.9 ft3.01 mTue61:59 AM0.2 ft0.07 m8:19 AM8.9 ft2.72 m2:19 PM0.8 ft0.25 m8:41 PM9.9 ft3.03 mWed72:59 AM0.1 ft0.03 m9:19 AM9.3 ft2.85 m3:21 PM0.5 ft0.14 m9:42 PM10.0 ft3.05 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.
Duxbury, Duxbury HarborMA · NOAA 8446166 · 3 mi (5 km)Damons Point, North RiverMA · NOAA 8445425 · 7 mi (11 km)PlymouthMA · NOAA 8446493 · 9 mi (14 km)Scituate, Scituate HarborMA · NOAA 8445138 · 9 mi (15 km)