tidealmanac

Cos Cob Harbor, CT tide chart

NOAA station 8469549 · Subordinate station · Datum MLLW · Local time (America/New_York)

Change stationFull year 2026

Today · Tue, Oct 20

High tideLow tide
  1. Low1:13 AM1.4 ft0.42 m
  2. High7:19 AM6.6 ft2.01 m
  3. Low1:36 PM1.6 ft0.47 m
  4. High7:38 PM6.8 ft2.08 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 high7:38 PM6.8 ft2.08 m · in 7h 55m
Next low1:36 PM1.6 ft0.47 m · in 1h 53m
Range today5.4 ft1.66 m4 predicted tides today
MoonWaxingWaxing gibbous · neap tides

October 2026

Full year
Date1st tide2nd tide3rd tide4th tide
1Thu
3:02 AMHigh · 7.3 ft2.24 m
9:12 AMLow · 0.7 ft0.21 m
3:19 PMHigh · 8.3 ft2.53 m
10:03 PMLow · 0.4 ft0.13 m
2Fri
3:59 AMHigh · 7.1 ft2.16 m
10:11 AMLow · 1.0 ft0.29 m
4:18 PMHigh · 8.0 ft2.43 m
11:06 PMLow · 0.7 ft0.21 m
3Sat
5:01 AMHigh · 6.9 ft2.10 m
11:18 AMLow · 1.2 ft0.35 m
5:24 PMHigh · 7.7 ft2.35 m
4Sun
12:13 AMLow · 0.8 ft0.26 m
6:09 AMHigh · 6.8 ft2.08 m
12:29 PMLow · 1.2 ft0.37 m
6:34 PMHigh · 7.5 ft2.30 m
5Mon
1:19 AMLow · 0.8 ft0.25 m
7:18 AMHigh · 7.0 ft2.13 m
1:39 PMLow · 1.1 ft0.32 m
7:44 PMHigh · 7.6 ft2.31 m
6Tue
2:22 AMLow · 0.6 ft0.20 m
8:23 AMHigh · 7.3 ft2.24 m
2:44 PMLow · 0.8 ft0.23 m
8:48 PMHigh · 7.7 ft2.34 m
7Wed
3:19 AMLow · 0.4 ft0.13 m
9:21 AMHigh · 7.8 ft2.37 m
3:43 PMLow · 0.4 ft0.13 m
9:44 PMHigh · 7.8 ft2.39 m
8Thu
4:09 AMLow · 0.2 ft0.07 m
10:11 AMHigh · 8.2 ft2.48 m
4:36 PMLow · 0.1 ft0.04 m
10:34 PMHigh · 7.9 ft2.41 m
9Fri
4:56 AMLow · 0.1 ft0.04 m
10:57 AMHigh · 8.4 ft2.57 m
5:24 PMLow · -0.1 ft-0.02 m
11:20 PMHigh · 7.9 ft2.40 m
10Sat
5:38 AMLow · 0.2 ft0.05 m
11:39 AMHigh · 8.5 ft2.60 m
6:09 PMLow · -0.1 ft-0.04 m
11Sun
12:04 AMHigh · 7.8 ft2.36 m
6:19 AMLow · 0.3 ft0.09 m
12:19 PMHigh · 8.5 ft2.58 m
6:51 PMLow · 0.0 ft-0.01 m
12Mon
12:46 AMHigh · 7.6 ft2.31 m
6:58 AMLow · 0.6 ft0.17 m
12:59 PMHigh · 8.3 ft2.53 m
7:32 PMLow · 0.1 ft0.04 m
13Tue
1:28 AMHigh · 7.3 ft2.23 m
7:38 AMLow · 0.8 ft0.26 m
1:39 PMHigh · 8.0 ft2.45 m
8:13 PMLow · 0.4 ft0.12 m
14Wed
2:11 AMHigh · 7.1 ft2.16 m
8:19 AMLow · 1.1 ft0.35 m
2:21 PMHigh · 7.7 ft2.35 m
8:55 PMLow · 0.7 ft0.21 m
15Thu
2:56 AMHigh · 6.8 ft2.08 m
9:02 AMLow · 1.4 ft0.43 m
3:05 PMHigh · 7.4 ft2.25 m
9:41 PMLow · 1.0 ft0.30 m
16Fri
3:43 AMHigh · 6.6 ft2.01 m
9:50 AMLow · 1.7 ft0.51 m
3:54 PMHigh · 7.1 ft2.16 m
10:30 PMLow · 1.2 ft0.38 m
17Sat
4:33 AMHigh · 6.4 ft1.96 m
10:43 AMLow · 1.8 ft0.56 m
4:46 PMHigh · 6.8 ft2.09 m
11:23 PMLow · 1.4 ft0.43 m
18Sun
5:27 AMHigh · 6.3 ft1.93 m
11:41 AMLow · 1.9 ft0.57 m
5:43 PMHigh · 6.7 ft2.04 m
19Mon
12:19 AMLow · 1.5 ft0.44 m
6:23 AMHigh · 6.4 ft1.95 m
12:39 PMLow · 1.8 ft0.55 m
6:42 PMHigh · 6.7 ft2.04 m
20Tue
1:13 AMLow · 1.4 ft0.42 m
7:19 AMHigh · 6.6 ft2.01 m
1:36 PMLow · 1.6 ft0.47 m
7:38 PMHigh · 6.8 ft2.08 m
21Wed
2:04 AMLow · 1.2 ft0.36 m
8:10 AMHigh · 6.9 ft2.11 m
2:30 PMLow · 1.2 ft0.37 m
8:31 PMHigh · 7.0 ft2.14 m
22Thu
2:51 AMLow · 0.9 ft0.28 m
8:57 AMHigh · 7.3 ft2.24 m
3:19 PMLow · 0.8 ft0.24 m
9:19 PMHigh · 7.3 ft2.21 m
23Fri
3:35 AMLow · 0.6 ft0.20 m
9:40 AMHigh · 7.8 ft2.37 m
4:06 PMLow · 0.4 ft0.11 m
10:04 PMHigh · 7.5 ft2.28 m
24Sat
4:17 AMLow · 0.4 ft0.12 m
10:21 AMHigh · 8.2 ft2.50 m
4:51 PMLow · 0.0 ft-0.01 m
10:47 PMHigh · 7.7 ft2.33 m
25Sun
4:59 AMLow · 0.2 ft0.06 m
11:01 AMHigh · 8.6 ft2.61 m
5:36 PMLow · -0.3 ft-0.10 m
11:31 PMHigh · 7.7 ft2.36 m
26Mon
5:42 AMLow · 0.1 ft0.03 m
11:43 AMHigh · 8.8 ft2.68 m
6:21 PMLow · -0.5 ft-0.15 m
27Tue
12:16 AMHigh · 7.7 ft2.36 m
6:26 AMLow · 0.1 ft0.02 m
12:28 PMHigh · 8.9 ft2.70 m
7:08 PMLow · -0.5 ft-0.15 m
28Wed
1:03 AMHigh · 7.7 ft2.33 m
7:12 AMLow · 0.1 ft0.04 m
1:16 PMHigh · 8.8 ft2.67 m
7:58 PMLow · -0.4 ft-0.11 m
29Thu
1:54 AMHigh · 7.5 ft2.28 m
8:03 AMLow · 0.3 ft0.09 m
2:08 PMHigh · 8.5 ft2.60 m
8:51 PMLow · -0.1 ft-0.03 m
30Fri
2:48 AMHigh · 7.3 ft2.22 m
9:00 AMLow · 0.5 ft0.16 m
3:05 PMHigh · 8.2 ft2.50 m
9:50 PMLow · 0.2 ft0.06 m
31Sat
3:47 AMHigh · 7.1 ft2.17 m
10:02 AMLow · 0.8 ft0.24 m
4:07 PMHigh · 7.8 ft2.39 m
10:52 PMLow · 0.4 ft0.13 m
Thu13:02 AM7.3 ft2.24 m9:12 AM0.7 ft0.21 m3:19 PM8.3 ft2.53 m10:03 PM0.4 ft0.13 mFri23:59 AM7.1 ft2.16 m10:11 AM1.0 ft0.29 m4:18 PM8.0 ft2.43 m11:06 PM0.7 ft0.21 mSat35:01 AM6.9 ft2.10 m11:18 AM1.2 ft0.35 m5:24 PM7.7 ft2.35 mSun412:13 AM0.8 ft0.26 m6:09 AM6.8 ft2.08 m12:29 PM1.2 ft0.37 m6:34 PM7.5 ft2.30 mMon51:19 AM0.8 ft0.25 m7:18 AM7.0 ft2.13 m1:39 PM1.1 ft0.32 m7:44 PM7.6 ft2.31 mTue62:22 AM0.6 ft0.20 m8:23 AM7.3 ft2.24 m2:44 PM0.8 ft0.23 m8:48 PM7.7 ft2.34 mWed73:19 AM0.4 ft0.13 m9:21 AM7.8 ft2.37 m3:43 PM0.4 ft0.13 m9:44 PM7.8 ft2.39 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.
StamfordCT · NOAA 8469198 · 3 mi (5 km)Rye BeachNY · NOAA 8518091 · 5 mi (9 km)Long Neck PointCT · NOAA 8468799 · 6 mi (10 km)Bayville BridgeNY · NOAA 8516299 · 8 mi (13 km)