Plum Island, Merrimack River Entrance, MA tides — October 2026
NOAA station 8440452 · Reference station · Datum MLLW · Local time (America/New_York)
| Date | 1st tide | 2nd tide | 3rd tide | 4th tide |
|---|---|---|---|---|
| 1Thu | 3:14 AMHigh · 8.1 ft2.48 m | 9:15 AMLow · 0.5 ft0.15 m | 3:29 PMHigh · 9.3 ft2.84 m | 9:59 PMLow · -0.3 ft-0.10 m |
| 2Fri | 4:09 AMHigh · 7.8 ft2.39 m | 10:10 AMLow · 0.7 ft0.22 m | 4:27 PMHigh · 9.1 ft2.78 m | 10:59 PMLow · -0.1 ft-0.03 m |
| 3Sat | 5:10 AMHigh · 7.6 ft2.31 m | 11:11 AMLow · 0.9 ft0.28 m | 5:29 PMHigh · 8.9 ft2.71 m | — |
| 4Sun | 12:02 AMLow · 0.1 ft0.03 m | 6:14 AMHigh · 7.5 ft2.28 m | 12:17 PMLow · 1.0 ft0.31 m | 6:35 PMHigh · 8.7 ft2.66 m |
| 5Mon | 1:08 AMLow · 0.2 ft0.06 m | 7:20 AMHigh · 7.5 ft2.30 m | 1:25 PMLow · 0.9 ft0.29 m | 7:42 PMHigh · 8.7 ft2.64 m |
| 6Tue | 2:12 AMLow · 0.2 ft0.05 m | 8:24 AMHigh · 7.8 ft2.38 m | 2:32 PMLow · 0.7 ft0.22 m | 8:47 PMHigh · 8.7 ft2.65 m |
| 7Wed | 3:12 AMLow · 0.1 ft0.02 m | 9:23 AMHigh · 8.2 ft2.49 m | 3:34 PMLow · 0.4 ft0.12 m | 9:46 PMHigh · 8.7 ft2.66 m |
| 8Thu | 4:05 AMLow · 0.0 ft-0.01 m | 10:16 AMHigh · 8.5 ft2.60 m | 4:29 PMLow · 0.1 ft0.02 m | 10:39 PMHigh · 8.7 ft2.66 m |
| 9Fri | 4:53 AMLow · 0.0 ft-0.01 m | 11:03 AMHigh · 8.8 ft2.69 m | 5:19 PMLow · -0.2 ft-0.05 m | 11:28 PMHigh · 8.6 ft2.63 m |
| 10Sat | 5:38 AMLow · 0.1 ft0.02 m | 11:47 AMHigh · 9.0 ft2.74 m | 6:05 PMLow · -0.3 ft-0.08 m | — |
| 11Sun | 12:13 AMHigh · 8.5 ft2.58 m | 6:19 AMLow · 0.2 ft0.07 m | 12:29 PMHigh · 9.0 ft2.75 m | 6:48 PMLow · -0.3 ft-0.08 m |
| 12Mon | 12:56 AMHigh · 8.3 ft2.52 m | 6:59 AMLow · 0.5 ft0.14 m | 1:08 PMHigh · 8.9 ft2.73 m | 7:30 PMLow · -0.2 ft-0.05 m |
| 13Tue | 1:37 AMHigh · 8.0 ft2.44 m | 7:39 AMLow · 0.7 ft0.22 m | 1:48 PMHigh · 8.8 ft2.68 m | 8:11 PMLow · 0.0 ft0.01 m |
| 14Wed | 2:19 AMHigh · 7.7 ft2.35 m | 8:19 AMLow · 1.0 ft0.31 m | 2:28 PMHigh · 8.6 ft2.61 m | 8:53 PMLow · 0.3 ft0.09 m |
| 15Thu | 3:02 AMHigh · 7.4 ft2.26 m | 9:01 AMLow · 1.3 ft0.40 m | 3:11 PMHigh · 8.3 ft2.53 m | 9:39 PMLow · 0.6 ft0.17 m |
| 16Fri | 3:48 AMHigh · 7.1 ft2.17 m | 9:47 AMLow · 1.6 ft0.48 m | 3:59 PMHigh · 8.0 ft2.45 m | 10:29 PMLow · 0.8 ft0.26 m |
| 17Sat | 4:38 AMHigh · 6.9 ft2.10 m | 10:39 AMLow · 1.8 ft0.55 m | 4:51 PMHigh · 7.8 ft2.37 m | 11:22 PMLow · 1.1 ft0.32 m |
| 18Sun | 5:33 AMHigh · 6.7 ft2.06 m | 11:34 AMLow · 1.9 ft0.59 m | 5:47 PMHigh · 7.6 ft2.32 m | — |
| 19Mon | 12:18 AMLow · 1.2 ft0.36 m | 6:29 AMHigh · 6.7 ft2.05 m | 12:32 PMLow · 1.9 ft0.59 m | 6:45 PMHigh · 7.5 ft2.29 m |
| 20Tue | 1:14 AMLow · 1.2 ft0.36 m | 7:26 AMHigh · 6.9 ft2.10 m | 1:31 PMLow · 1.8 ft0.55 m | 7:42 PMHigh · 7.5 ft2.30 m |
| 21Wed | 2:08 AMLow · 1.1 ft0.34 m | 8:19 AMHigh · 7.2 ft2.18 m | 2:28 PMLow · 1.5 ft0.46 m | 8:37 PMHigh · 7.7 ft2.34 m |
| 22Thu | 2:57 AMLow · 0.9 ft0.28 m | 9:08 AMHigh · 7.6 ft2.31 m | 3:19 PMLow · 1.1 ft0.33 m | 9:28 PMHigh · 7.8 ft2.39 m |
| 23Fri | 3:43 AMLow · 0.8 ft0.23 m | 9:53 AMHigh · 8.0 ft2.44 m | 4:07 PMLow · 0.6 ft0.19 m | 10:15 PMHigh · 8.0 ft2.45 m |
| 24Sat | 4:25 AMLow · 0.6 ft0.17 m | 10:35 AMHigh · 8.5 ft2.59 m | 4:52 PMLow · 0.1 ft0.04 m | 11:00 PMHigh · 8.2 ft2.50 m |
| 25Sun | 5:06 AMLow · 0.4 ft0.13 m | 11:16 AMHigh · 8.9 ft2.73 m | 5:37 PMLow · -0.3 ft-0.09 m | 11:45 PMHigh · 8.3 ft2.54 m |
| 26Mon | 5:48 AMLow · 0.3 ft0.09 m | 11:58 AMHigh · 9.3 ft2.85 m | 6:22 PMLow · -0.7 ft-0.20 m | — |
| 27Tue | 12:30 AMHigh · 8.4 ft2.56 m | 6:31 AMLow · 0.2 ft0.07 m | 12:42 PMHigh · 9.6 ft2.94 m | 7:08 PMLow · -0.9 ft-0.27 m |
| 28Wed | 1:17 AMHigh · 8.4 ft2.56 m | 7:16 AMLow · 0.2 ft0.06 m | 1:28 PMHigh · 9.8 ft2.98 m | 7:56 PMLow · -0.9 ft-0.29 m |
| 29Thu | 2:06 AMHigh · 8.3 ft2.53 m | 8:04 AMLow · 0.3 ft0.08 m | 2:18 PMHigh · 9.8 ft2.98 m | 8:48 PMLow · -0.8 ft-0.26 m |
| 30Fri | 2:58 AMHigh · 8.1 ft2.48 m | 8:57 AMLow · 0.4 ft0.13 m | 3:12 PMHigh · 9.6 ft2.92 m | 9:43 PMLow · -0.6 ft-0.19 m |
| 31Sat | 3:54 AMHigh · 7.9 ft2.42 m | 9:55 AMLow · 0.6 ft0.18 m | 4:11 PMHigh · 9.3 ft2.83 m | 10:43 PMLow · -0.4 ft-0.11 m |
Thu13:14 AM8.1 ft2.48 m9:15 AM0.5 ft0.15 m3:29 PM9.3 ft2.84 m9:59 PM-0.3 ft-0.10 mFri24:09 AM7.8 ft2.39 m10:10 AM0.7 ft0.22 m4:27 PM9.1 ft2.78 m10:59 PM-0.1 ft-0.03 mSat35:10 AM7.6 ft2.31 m11:11 AM0.9 ft0.28 m5:29 PM8.9 ft2.71 mSun412:02 AM0.1 ft0.03 m6:14 AM7.5 ft2.28 m12:17 PM1.0 ft0.31 m6:35 PM8.7 ft2.66 mMon51:08 AM0.2 ft0.06 m7:20 AM7.5 ft2.30 m1:25 PM0.9 ft0.29 m7:42 PM8.7 ft2.64 mTue62:12 AM0.2 ft0.05 m8:24 AM7.8 ft2.38 m2:32 PM0.7 ft0.22 m8:47 PM8.7 ft2.65 mWed73:12 AM0.1 ft0.02 m9:23 AM8.2 ft2.49 m3:34 PM0.4 ft0.12 m9:46 PM8.7 ft2.66 mThu84:05 AM0.0 ft-0.01 m10:16 AM8.5 ft2.60 m4:29 PM0.1 ft0.02 m10:39 PM8.7 ft2.66 mFri94:53 AM0.0 ft-0.01 m11:03 AM8.8 ft2.69 m5:19 PM-0.2 ft-0.05 m11:28 PM8.6 ft2.63 mSat105:38 AM0.1 ft0.02 m11:47 AM9.0 ft2.74 m6:05 PM-0.3 ft-0.08 mSun1112:13 AM8.5 ft2.58 m6:19 AM0.2 ft0.07 m12:29 PM9.0 ft2.75 m6:48 PM-0.3 ft-0.08 mMon1212:56 AM8.3 ft2.52 m6:59 AM0.5 ft0.14 m1:08 PM8.9 ft2.73 m7:30 PM-0.2 ft-0.05 mTue131:37 AM8.0 ft2.44 m7:39 AM0.7 ft0.22 m1:48 PM8.8 ft2.68 m8:11 PM0.0 ft0.01 mWed142:19 AM7.7 ft2.35 m8:19 AM1.0 ft0.31 m2:28 PM8.6 ft2.61 m8:53 PM0.3 ft0.09 mThu153:02 AM7.4 ft2.26 m9:01 AM1.3 ft0.40 m3:11 PM8.3 ft2.53 m9:39 PM0.6 ft0.17 mFri163:48 AM7.1 ft2.17 m9:47 AM1.6 ft0.48 m3:59 PM8.0 ft2.45 m10:29 PM0.8 ft0.26 mSat174:38 AM6.9 ft2.10 m10:39 AM1.8 ft0.55 m4:51 PM7.8 ft2.37 m11:22 PM1.1 ft0.32 mSun185:33 AM6.7 ft2.06 m11:34 AM1.9 ft0.59 m5:47 PM7.6 ft2.32 mMon1912:18 AM1.2 ft0.36 m6:29 AM6.7 ft2.05 m12:32 PM1.9 ft0.59 m6:45 PM7.5 ft2.29 mTue201:14 AM1.2 ft0.36 m7:26 AM6.9 ft2.10 m1:31 PM1.8 ft0.55 m7:42 PM7.5 ft2.30 mWed212:08 AM1.1 ft0.34 m8:19 AM7.2 ft2.18 m2:28 PM1.5 ft0.46 m8:37 PM7.7 ft2.34 mThu222:57 AM0.9 ft0.28 m9:08 AM7.6 ft2.31 m3:19 PM1.1 ft0.33 m9:28 PM7.8 ft2.39 mFri233:43 AM0.8 ft0.23 m9:53 AM8.0 ft2.44 m4:07 PM0.6 ft0.19 m10:15 PM8.0 ft2.45 mSat244:25 AM0.6 ft0.17 m10:35 AM8.5 ft2.59 m4:52 PM0.1 ft0.04 m11:00 PM8.2 ft2.50 mSun255:06 AM0.4 ft0.13 m11:16 AM8.9 ft2.73 m5:37 PM-0.3 ft-0.09 m11:45 PM8.3 ft2.54 mMon265:48 AM0.3 ft0.09 m11:58 AM9.3 ft2.85 m6:22 PM-0.7 ft-0.20 mTue2712:30 AM8.4 ft2.56 m6:31 AM0.2 ft0.07 m12:42 PM9.6 ft2.94 m7:08 PM-0.9 ft-0.27 mWed281:17 AM8.4 ft2.56 m7:16 AM0.2 ft0.06 m1:28 PM9.8 ft2.98 m7:56 PM-0.9 ft-0.29 mThu292:06 AM8.3 ft2.53 m8:04 AM0.3 ft0.08 m2:18 PM9.8 ft2.98 m8:48 PM-0.8 ft-0.26 mFri302:58 AM8.1 ft2.48 m8:57 AM0.4 ft0.13 m3:12 PM9.6 ft2.92 m9:43 PM-0.6 ft-0.19 mSat313:54 AM7.9 ft2.42 m9:55 AM0.6 ft0.18 m4:11 PM9.3 ft2.83 m10:43 PM-0.4 ft-0.11 m
Heights relative to MLLW; times local to the station. Predictions from NOAA CO-OPS; not for navigation.