Cast & TideSearch

Plum Island Tide Chart

Massachusetts · NOAA station 8440452 (Plum Island, Merrimack River Entrance), 0 miactive

Next high tide 11:34 PM (7.7 ft) · day's range 8.9 ft

Low tide 4:52 AM, high tide 11:02 AM, low tide 5:27 PM, high tide 11:34 PM; tidal range 8.9 ft — big tides today.

Tide curve

4:52 AMLow0.7 ft11:02 AMHigh8.8 ft5:27 PMLow-0.1 ft11:34 PMHigh7.7 ft

Tomorrow: low 5:32 AM · high 11:41 AM · low 6:07 PM

11:02 AM11:34 PM11:41 AM12:14 AM12:20 PM12:54 AM1:00 PM1:35 AM1:42 PM2:19 AM2:27 PM4:52 AM5:27 PM5:32 AM6:07 PM6:11 AM6:47 PM6:50 AM7:27 PM7:32 AM8:11 PM8:17 AM8:57 PMMon 9Tue 10Wed 11Thu 12Fri 13Sat 14Sun 1510.0-1.2
7-day tide table (accessible data)
DayTypeTimeHeight (ft)
Sun 8Low4:11 AM0.54
High10:21 AM8.90
Low4:46 PM-0.14
High10:52 PM7.83
Mon 9Low4:52 AM0.73
High11:02 AM8.85
Low5:27 PM-0.10
High11:34 PM7.67
Tue 10Low5:32 AM0.92
High11:41 AM8.75
Low6:07 PM0.00
Wed 11High12:14 AM7.51
Low6:11 AM1.10
High12:20 PM8.61
Low6:47 PM0.14
Thu 12High12:54 AM7.34
Low6:50 AM1.26
High1:00 PM8.45
Low7:27 PM0.31
Fri 13High1:35 AM7.18
Low7:32 AM1.42
High1:42 PM8.26
Low8:11 PM0.49
Sat 14High2:19 AM7.04
Low8:17 AM1.58
High2:27 PM8.05
Low8:57 PM0.68

Day by day

Sun 8

  • 4:11 AM0.54 ftLow
  • 10:21 AM8.90 ftHigh
  • 4:46 PM-0.14 ftLow
  • 10:52 PM7.83 ftHigh
Light 05:57↑ 06:27↓ 16:29Dark 16:59

Mon 9

Today
  • 4:52 AM0.73 ftLow
  • 11:02 AM8.85 ftHigh
  • 5:27 PM-0.10 ftLow
  • 11:34 PM7.67 ftHigh
Light 05:58↑ 06:28↓ 16:28Dark 16:58

Tue 10

  • 5:32 AM0.92 ftLow
  • 11:41 AM8.75 ftHigh
  • 6:07 PM0.00 ftLow
Light 06:00↑ 06:30↓ 16:27Dark 16:57

Wed 11

  • 12:14 AM7.51 ftHigh
  • 6:11 AM1.10 ftLow
  • 12:20 PM8.61 ftHigh
  • 6:47 PM0.14 ftLow
Light 06:01↑ 06:31↓ 16:25Dark 16:56

Thu 12

  • 12:54 AM7.34 ftHigh
  • 6:50 AM1.26 ftLow
  • 1:00 PM8.45 ftHigh
  • 7:27 PM0.31 ftLow
Light 06:02↑ 06:32↓ 16:24Dark 16:55

Fri 13

  • 1:35 AM7.18 ftHigh
  • 7:32 AM1.42 ftLow
  • 1:42 PM8.26 ftHigh
  • 8:11 PM0.49 ftLow
Light 06:03↑ 06:33↓ 16:23Dark 16:54

Sat 14

  • 2:19 AM7.04 ftHigh
  • 8:17 AM1.58 ftLow
  • 2:27 PM8.05 ftHigh
  • 8:57 PM0.68 ftLow
Light 06:04↑ 06:35↓ 16:23Dark 16:53

FAQ

What time is high tide in Plum Island today?

Today in Plum Island, high tide times are 11:02 AM (8.85 ft) and 11:34 PM (7.67 ft), local time (America/New_York), based on NOAA station 8440452.

What time is low tide in Plum Island today?

Today's low tides in Plum Island: 4:52 AM (0.73 ft) and 5:27 PM (-0.10 ft), local time, datum MLLW.

Is today good for fishing in Plum Island?

Yes — solunar rates Plum Island 5/5 today. Rule-of-thumb fishing window: 10:43 AM – 11:02 AM — the 2 hours before high tide, overlapping today's solunar major. Angler reference, not a guarantee.

Where is the tide measured for Plum Island?

Tides for Plum Island are predicted at NOAA CO-OPS station 8440452 (Plum Island, Merrimack River Entrance), measured right in Plum Island — a reference station. Times are America/New_York (ET), heights in feet relative to MLLW datum.

Fishing
10:43 AM – 11:02 AM
Tide pools
—
Low tides dip below 1.5 ft only overnight — no practical daylight tidepooling window today.
0%
New Moon
5:58 AM
First light
6:28 AM
Sunrise
4:28 PM
Sunset
4:58 PM
Last light

Explore

Tide predictions for Plum Island come from NOAA CO-OPS station 8440452 (Plum Island, Merrimack River Entrance) — measured right in Plum Island — a reference (harmonic) station — predictions are computed directly from harmonic constituents. Heights are in feet relative to the MLLW datum; all times are local to the station (America/New_York, ET). Source: NOAA Tides & Currents.

Data date: 2026-11-09 · page generated 2026-11-10 00:11 UTC · astronomical predictions, not observed water levels.