- Low 3:43 AM 0.8 ft
- High 9:53 AM 8.0 ft
- Low 4:07 PM 0.6 ft
- High 10:15 PM 8.0 ft
First light 6:37 AMSunrise 7:06 AMSunset 5:47 PMLast light 6:17 PM
Plum Island, Merrimack River Entrance, MA Tide Chart & Tide Times
NOAA tide station 8440452 · Massachusetts · updated Oct 23, 2026
Fri, Oct 23: High tide 9:53 AM (8.0 ft) and 10:15 PM (8.0 ft); low tide 3:43 AM (0.8 ft) and 4:07 PM (0.6 ft).
Tide todayHigh 9:53 AM · High 10:15 PMLow 3:43 AM · Low 4:07 PM
Today's range7.4 ft0.6 → 8.0 ft (MLLW)
Waves (buoy)Loading…NDBC 44029
Water temp (buoy)Loading…
WindLoading…
Sun7:06 AM – 5:47 PMFirst light 6:37 AM · Last light 6:17 PM
Buoy: NOAA NDBC 44029 (Buoy A01 - Massachusetts Bay), 24 mi away. Buoy readings are recent observations, not a surf forecast. Wind: observed at NOAA NDBC station 44029 (Buoy A01 - Massachusetts Bay), 24 mi away; forecast from the NOAA National Weather Service (api.weather.gov).
Plum Island, Merrimack River Entrance tides — next 3 days
Shaded = night · heights in feet above MLLW · local time
- Low 4:25 AM 0.6 ft
- High 10:35 AM 8.5 ft
- Low 4:52 PM 0.1 ft
- High 11:00 PM 8.2 ft
First light 6:38 AMSunrise 7:07 AMSunset 5:46 PMLast light 6:15 PM
- Low 5:06 AM 0.4 ft
- High 11:16 AM 8.9 ft
- Low 5:37 PM -0.3 ft
- High 11:45 PM 8.3 ft
First light 6:39 AMSunrise 7:08 AMSunset 5:44 PMLast light 6:14 PM
- Low 5:48 AM 0.3 ft
- High 11:58 AM 9.3 ft
- Low 6:22 PM -0.7 ft
First light 6:40 AMSunrise 7:10 AMSunset 5:43 PMLast light 6:13 PM
Plum Island, Merrimack River Entrance tide table — next 9 days
| Fri, Oct 23 | Low 3:43 AM 0.75 ft | High 9:53 AM 8.02 ft | Low 4:07 PM 0.62 ft | High 10:15 PM 8.03 ft |
|---|---|---|---|---|
| Sat, Oct 24 | Low 4:25 AM 0.57 ft | High 10:35 AM 8.49 ft | Low 4:52 PM 0.14 ft | High 11:00 PM 8.20 ft |
| Sun, Oct 25 | Low 5:06 AM 0.42 ft | High 11:16 AM 8.95 ft | Low 5:37 PM -0.30 ft | High 11:45 PM 8.33 ft |
| Mon, Oct 26 | Low 5:48 AM 0.29 ft | High 11:58 AM 9.34 ft | Low 6:22 PM -0.66 ft | |
| Tue, Oct 27 | High 12:30 AM 8.40 ft | Low 6:31 AM 0.21 ft | High 12:42 PM 9.64 ft | Low 7:08 PM -0.88 ft |
| Wed, Oct 28 | High 1:17 AM 8.39 ft | Low 7:16 AM 0.20 ft | High 1:28 PM 9.79 ft | Low 7:56 PM -0.94 ft |
| Thu, Oct 29 | High 2:06 AM 8.29 ft | Low 8:04 AM 0.27 ft | High 2:18 PM 9.76 ft | Low 8:48 PM -0.84 ft |
| Fri, Oct 30 | High 2:58 AM 8.12 ft | Low 8:57 AM 0.42 ft | High 3:12 PM 9.58 ft | Low 9:43 PM -0.62 ft |
| Sat, Oct 31 | High 3:54 AM 7.94 ft | Low 9:55 AM 0.61 ft | High 4:11 PM 9.28 ft | Low 10:43 PM -0.35 ft |
Times are local (standard/daylight). Heights in feet above MLLW.
Nearby tide stations
- Newburyport, MA 2.7 mi
- Salisbury Point, MA 4.7 mi
- Hampton Harbor, NH 5.4 mi
- Plum Island Sound (South End), MA 7.5 mi
- Merrimacport, MA 8.5 mi
- Riverside, MA 11.4 mi
- Essex, MA 13.0 mi
- Annisquam, Lobster Cove, MA 13.3 mi
About this station
- NOAA station ID
- 8440452
- Type
- Reference (harmonic) station
- Coordinates
- 42.8167, -70.8200
- Datum
- MLLW (feet)
- Time zone
- America/New_York
FAQ
When is high tide today at Plum Island, Merrimack River Entrance, MA?
On Fri, Oct 23, predicted high tide at Plum Island, Merrimack River Entrance, MA is at 9:53 AM, 10:15 PM local time.
When is low tide today at Plum Island, Merrimack River Entrance, MA?
On Fri, Oct 23, predicted low tide at Plum Island, Merrimack River Entrance, MA is at 3:43 AM, 4:07 PM local time.
Where does this tide data come from?
Predictions come from NOAA's Center for Operational Oceanographic Products and Services (CO-OPS), station 8440452. Heights are in feet relative to Mean Lower Low Water (MLLW).