Massachusetts tide station
Riverside tide times
Today, Sunday, October 18, 2026: high tide at 7:04 AM (4.8 ft) and 7:28 PM (5.7 ft); low tide at 2:15 AM (0.7 ft) and 2:23 PM (1.2 ft). Water temperature 54.7 F at buoy SEIM1 (26 mi away).
Low tide▼
2:15AM
0.7FT MLLW
low
High tide▲
7:04AM
4.8FT MLLW
high
Low tide▼
2:23PM
1.2FT MLLW
low
High tide▲
7:28PM
5.7FT MLLW
high
Water temp°F
54.7
12.6C
buoy SEIM1, 26 mi
predicted height above MLLWnightnow (build time; your browser updates it)
As of 5:20 AM the tide is rising toward high tide at 7:04 AM (4.8 ft).
First Quarter 51% litSunrise 7:01 AMSunset 5:57 PMDaylight 10h 55mEDT
- High tide at Riverside, Massachusetts on is at 7:04 AM (4.8 ft above MLLW) and 7:28 PM (5.7 ft above MLLW).
- Low tide at Riverside on is at 2:15 AM (0.7 ft) and 2:23 PM (1.2 ft).
- Today's tidal range at Riverside is 4.9 ft (highest high 5.7 ft, lowest low 0.7 ft).
- The nearest NOAA water temperature to Riverside is 54.7 F at buoy SEIM1 (26 mi away), as of .
- Sunrise 7:01 AM, sunset 5:57 PM (EDT); moon first quarter, 51% illuminated.
- Predictions are NOAA CO-OPS tide predictions for station 8440889 (harmonic reference station), heights above MLLW.
Next 7 days at Riverside
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Sun Oct 18today | 2:15 AM0.7 ft | 7:04 AM4.8 ft | 2:23 PM1.2 ft | 7:28 PM5.7 ft | 7:01 AM | 5:57 PM | 51% |
| Mon Oct 19 | 3:10 AM0.8 ft | 7:57 AM4.7 ft | 3:21 PM1.2 ft | 8:21 PM5.5 ft | 7:02 AM | 5:56 PM | 61% |
| Tue Oct 20 | 4:04 AM0.8 ft | 8:50 AM4.7 ft | 4:18 PM1.1 ft | 9:14 PM5.5 ft | 7:04 AM | 5:54 PM | 71% |
| Wed Oct 21 | 4:56 AM0.7 ft | 9:43 AM4.9 ft | 5:12 PM0.9 ft | 10:08 PM5.5 ft | 7:05 AM | 5:53 PM | 80% |
| Thu Oct 22 | 5:44 AM0.6 ft | 10:36 AM5.1 ft | 6:03 PM0.7 ft | 11:00 PM5.5 ft | 7:06 AM | 5:51 PM | 88% |
| Fri Oct 23 | 6:29 AM0.5 ft | 11:27 AM5.4 ft | 6:51 PM0.5 ft | 11:51 PM5.5 ft | 7:07 AM | 5:49 PM | 94% |
| Sat Oct 24 | 7:12 AM0.5 ft | 12:16 PM5.8 ft | 7:39 PM0.2 ft | 7:09 AM | 5:48 PM | 98% |
Water temperature near Riverside
54.7 F (12.6 C)
NDBC buoy SEIM1 (8419870 - Seavey Island, ME), 26 mi away, observed 08:48 UTC October 18, 2026
Water temperature is the nearest NOAA reading to Riverside, not a measurement at the tide gauge itself (this station has no water-temperature sensor). See water temperature by state for every sensor and buoy.
Tide tables
October 2026 tide table
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Thu Oct 1 | 6:42 AM | 6:26 PM | 72% | ||||
| Fri Oct 2 | 6:43 AM | 6:24 PM | 62% | ||||
| Sat Oct 3 | 6:44 AM | 6:22 PM | 52% | ||||
| Sun Oct 4 | 6:45 AM | 6:21 PM | 41% | ||||
| Mon Oct 5 | 6:46 AM | 6:19 PM | 31% | ||||
| Tue Oct 6 | 6:47 AM | 6:17 PM | 22% | ||||
| Wed Oct 7 | 6:48 AM | 6:15 PM | 14% | ||||
| Thu Oct 8 | 6:50 AM | 6:14 PM | 7% | ||||
| Fri Oct 9 | 6:51 AM | 6:12 PM | 3% | ||||
| Sat Oct 10 | 6:52 AM | 6:10 PM | 0% | ||||
| Sun Oct 11 | 6:53 AM | 6:09 PM | 0% | ||||
| Mon Oct 12 | 6:54 AM | 6:07 PM | 2% | ||||
| Tue Oct 13 | 6:55 AM | 6:05 PM | 7% | ||||
| Wed Oct 14 | 6:57 AM | 6:04 PM | 13% | ||||
| Thu Oct 15 | 6:58 AM | 6:02 PM | 21% | ||||
| Fri Oct 16 | 12:31 AM0.4 ft | 5:25 AM5.0 ft | 12:35 PM1.0 ft | 5:46 PM5.9 ft | 6:59 AM | 6:00 PM | 30% |
| Sat Oct 17 | 1:22 AM0.6 ft | 6:14 AM4.9 ft | 1:27 PM1.1 ft | 6:36 PM5.8 ft | 7:00 AM | 5:59 PM | 40% |
| Sun Oct 18today | 2:15 AM0.7 ft | 7:04 AM4.8 ft | 2:23 PM1.2 ft | 7:28 PM5.7 ft | 7:01 AM | 5:57 PM | 51% |
| Mon Oct 19 | 3:10 AM0.8 ft | 7:57 AM4.7 ft | 3:21 PM1.2 ft | 8:21 PM5.5 ft | 7:02 AM | 5:56 PM | 61% |
| Tue Oct 20 | 4:04 AM0.8 ft | 8:50 AM4.7 ft | 4:18 PM1.1 ft | 9:14 PM5.5 ft | 7:04 AM | 5:54 PM | 71% |
| Wed Oct 21 | 4:56 AM0.7 ft | 9:43 AM4.9 ft | 5:12 PM0.9 ft | 10:08 PM5.5 ft | 7:05 AM | 5:53 PM | 80% |
| Thu Oct 22 | 5:44 AM0.6 ft | 10:36 AM5.1 ft | 6:03 PM0.7 ft | 11:00 PM5.5 ft | 7:06 AM | 5:51 PM | 88% |
| Fri Oct 23 | 6:29 AM0.5 ft | 11:27 AM5.4 ft | 6:51 PM0.5 ft | 11:51 PM5.5 ft | 7:07 AM | 5:49 PM | 94% |
| Sat Oct 24 | 7:12 AM0.5 ft | 12:16 PM5.8 ft | 7:39 PM0.2 ft | 7:09 AM | 5:48 PM | 98% | |
| Sun Oct 25 | 12:41 AM5.6 ft | 7:53 AM0.5 ft | 1:04 PM6.2 ft | 8:25 PM0.0 ft | 7:10 AM | 5:47 PM | 100% |
| Mon Oct 26 | 1:30 AM5.6 ft | 8:33 AM0.4 ft | 1:51 PM6.5 ft | 9:11 PM-0.1 ft | 7:11 AM | 5:45 PM | 99% |
| Tue Oct 27 | 2:18 AM5.6 ft | 9:14 AM0.4 ft | 2:38 PM6.8 ft | 9:58 PM-0.3 ft | 7:12 AM | 5:44 PM | 97% |
| Wed Oct 28 | 3:06 AM5.6 ft | 9:56 AM0.4 ft | 3:27 PM6.9 ft | 10:48 PM-0.3 ft | 7:13 AM | 5:42 PM | 92% |
| Thu Oct 29 | 3:55 AM5.5 ft | 10:43 AM0.4 ft | 4:17 PM6.9 ft | 11:40 PM-0.2 ft | 7:15 AM | 5:41 PM | 85% |
| Fri Oct 30 | 4:46 AM5.4 ft | 11:36 AM0.5 ft | 5:08 PM6.8 ft | 7:16 AM | 5:39 PM | 77% | |
| Sat Oct 31 | 12:35 AM-0.2 ft | 5:39 AM5.3 ft | 12:35 PM0.5 ft | 6:02 PM6.6 ft | 7:17 AM | 5:38 PM | 68% |
November 2026 tide table
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Sun Nov 1 | 1:33 AM-0.1 ft | 5:33 AM5.2 ft | 12:40 PM0.6 ft | 5:58 PM6.4 ft | 6:19 AM | 4:37 PM | 57% |
| Mon Nov 2 | 1:32 AM0.0 ft | 6:29 AM5.1 ft | 1:45 PM0.5 ft | 6:55 PM6.1 ft | 6:20 AM | 4:35 PM | 46% |
| Tue Nov 3 | 2:31 AM0.1 ft | 7:27 AM5.1 ft | 2:50 PM0.4 ft | 7:52 PM5.8 ft | 6:21 AM | 4:34 PM | 36% |
| Wed Nov 4 | 3:27 AM0.1 ft | 8:24 AM5.2 ft | 3:51 PM0.3 ft | 8:49 PM5.5 ft | 6:22 AM | 4:33 PM | 26% |
| Thu Nov 5 | 4:20 AM0.0 ft | 9:20 AM5.3 ft | 4:48 PM0.1 ft | 9:44 PM5.3 ft | 6:24 AM | 4:32 PM | 17% |
| Fri Nov 6 | 5:11 AM0.1 ft | 10:13 AM5.5 ft | 5:42 PM-0.0 ft | 10:37 PM5.1 ft | 6:25 AM | 4:31 PM | 10% |
| Sat Nov 7 | 5:59 AM0.1 ft | 11:03 AM5.7 ft | 6:33 PM-0.1 ft | 11:27 PM5.0 ft | 6:26 AM | 4:29 PM | 5% |
| Sun Nov 8 | 6:45 AM0.2 ft | 11:50 AM5.9 ft | 7:21 PM-0.1 ft | 6:27 AM | 4:28 PM | 1% | |
| Mon Nov 9 | 12:14 AM4.9 ft | 7:29 AM0.4 ft | 12:34 PM6.0 ft | 8:07 PM-0.1 ft | 6:29 AM | 4:27 PM | 0% |
| Tue Nov 10 | 12:58 AM4.9 ft | 8:12 AM0.5 ft | 1:17 PM6.1 ft | 8:51 PM-0.0 ft | 6:30 AM | 4:26 PM | 1% |
| Wed Nov 11 | 1:42 AM4.9 ft | 8:55 AM0.7 ft | 2:01 PM6.1 ft | 9:35 PM0.1 ft | 6:31 AM | 4:25 PM | 4% |
| Thu Nov 12 | 2:26 AM4.9 ft | 9:37 AM0.8 ft | 2:45 PM6.1 ft | 10:19 PM0.3 ft | 6:32 AM | 4:24 PM | 10% |
| Fri Nov 13 | 3:11 AM4.9 ft | 10:20 AM0.9 ft | 3:30 PM6.0 ft | 11:05 PM0.4 ft | 6:34 AM | 4:23 PM | 17% |
| Sat Nov 14 | 3:57 AM4.9 ft | 11:05 AM1.0 ft | 4:18 PM5.9 ft | 11:52 PM0.5 ft | 6:35 AM | 4:22 PM | 25% |
| Sun Nov 15 | 4:46 AM4.8 ft | 11:54 AM1.1 ft | 5:07 PM5.8 ft | 6:36 AM | 4:21 PM | 35% | |
| Mon Nov 16 | 12:42 AM0.6 ft | 5:36 AM4.8 ft | 12:47 PM1.2 ft | 5:57 PM5.7 ft | 6:38 AM | 4:20 PM | 45% |
| Tue Nov 17 | 1:33 AM0.7 ft | 6:27 AM4.9 ft | 1:45 PM1.2 ft | 6:49 PM5.6 ft | 6:39 AM | 4:19 PM | 56% |
| Wed Nov 18 | 2:24 AM0.7 ft | 7:19 AM5.0 ft | 2:42 PM1.1 ft | 7:41 PM5.5 ft | 6:40 AM | 4:19 PM | 66% |
| Thu Nov 19 | 3:14 AM0.7 ft | 8:11 AM5.2 ft | 3:38 PM0.9 ft | 8:34 PM5.4 ft | 6:41 AM | 4:18 PM | 76% |
| Fri Nov 20 | 4:02 AM0.6 ft | 9:03 AM5.4 ft | 4:31 PM0.6 ft | 9:27 PM5.3 ft | 6:42 AM | 4:17 PM | 84% |
| Sat Nov 21 | 4:48 AM0.6 ft | 9:54 AM5.7 ft | 5:22 PM0.4 ft | 10:20 PM5.3 ft | 6:44 AM | 4:16 PM | 91% |
| Sun Nov 22 | 5:32 AM0.5 ft | 10:45 AM6.1 ft | 6:12 PM0.1 ft | 11:12 PM5.3 ft | 6:45 AM | 4:16 PM | 96% |
| Mon Nov 23 | 6:16 AM0.5 ft | 11:35 AM6.4 ft | 7:01 PM-0.1 ft | 6:46 AM | 4:15 PM | 99% | |
| Tue Nov 24 | 12:03 AM5.3 ft | 7:01 AM0.4 ft | 12:25 PM6.7 ft | 7:50 PM-0.3 ft | 6:47 AM | 4:14 PM | 100% |
| Wed Nov 25 | 12:53 AM5.3 ft | 7:47 AM0.3 ft | 1:15 PM6.9 ft | 8:40 PM-0.4 ft | 6:48 AM | 4:14 PM | 98% |
| Thu Nov 26 | 1:44 AM5.3 ft | 8:35 AM0.3 ft | 2:05 PM7.0 ft | 9:31 PM-0.5 ft | 6:50 AM | 4:13 PM | 95% |
| Fri Nov 27 | 2:34 AM5.3 ft | 9:27 AM0.2 ft | 2:57 PM7.0 ft | 10:23 PM-0.5 ft | 6:51 AM | 4:13 PM | 89% |
| Sat Nov 28 | 3:26 AM5.3 ft | 10:23 AM0.2 ft | 3:49 PM6.8 ft | 11:16 PM-0.4 ft | 6:52 AM | 4:12 PM | 81% |
| Sun Nov 29 | 4:19 AM5.3 ft | 11:22 AM0.3 ft | 4:42 PM6.6 ft | 6:53 AM | 4:12 PM | 73% | |
| Mon Nov 30 | 12:11 AM-0.3 ft | 5:13 AM5.2 ft | 12:23 PM0.3 ft | 5:37 PM6.2 ft | 6:54 AM | 4:12 PM | 63% |
Tidal datums at Riverside
Heights on this page are above mean lower low water (MLLW), the chart datum. NOAA's accepted datums for station 8440889, in feet above MLLW:
MHHW
9.80 ft
Mean higher high water
MHW
9.34 ft
Mean high water
MSL
6.28 ft
Mean sea level
MLW
3.62 ft
Mean low water
MN
5.72 ft
Mean range
GT
6.30 ft
Diurnal range
Nearby tide stations
- Merrimacport4.8 mi · next high 6:28 AM
- Salisbury Point8.2 mi · next high 6:08 AM
- Newburyport8.9 mi · next high 5:35 AM
- Plum Island, Merrimack River Entrance11 mi · next high 5:33 AM
- Plum Island Sound (south end)13 mi · next high 5:30 AM
- Hampton Harbor14 mi · next high 5:31 AM
Questions
What time is high tide at Riverside today?
High tide at Riverside, Massachusetts on Sunday, October 18, 2026 is at 7:04 AM (4.8 ft above MLLW) and 7:28 PM (5.7 ft above MLLW), NOAA prediction, local time.
What time is low tide at Riverside today?
Low tide at Riverside on Sunday, October 18, 2026 is at 2:15 AM (0.7 ft) and 2:23 PM (1.2 ft).
What is the water temperature at Riverside?
The nearest NOAA water-temperature reading to Riverside is 54.7 F at buoy SEIM1 (26 mi away), as of October 18, 2026.
Not for navigation. Predictions do not include weather; wind and pressure can move the real water level by a foot or more. Source: NOAA CO-OPS station 8440889.