Plum Island Sound (South End), MA Tide Chart & Tide Times

NOAA tide station 8441241 · Massachusetts · updated Oct 24, 2026

Sat, Oct 24: High tide 10:33 AM (9.2 ft) and 11:00 PM (8.9 ft); low tide 4:29 AM (0.8 ft) and 4:57 PM (0.2 ft).

Tide todayHigh 10:33 AM · High 11:00 PMLow 4:29 AM · Low 4:57 PM
Today's range9.0 ft0.2 → 9.2 ft (MLLW)
Waves (buoy)Loading…NDBC 44029
Water temp (buoy)Loading… 
WindLoading…   
Sun7:07 AM – 5:46 PMFirst light 6:38 AM · Last light 6:15 PM

Buoy: NOAA NDBC 44029 (Buoy A01 - Massachusetts Bay), 17 mi away. Buoy readings are recent observations, not a surf forecast. Wind: observed at NOAA NDBC station 44029 (Buoy A01 - Massachusetts Bay), 17 mi away; forecast from the NOAA National Weather Service (api.weather.gov).

Plum Island Sound (South End) tides — next 3 days

Shaded = night · heights in feet above MLLW · local time

YesterdayFri, Oct 23
6 AMNoon6 PM3:45a · 0.9′9:49a · 8.7′4:10p · 0.7′10:13p · 8.7′
  • Low 3:45 AM 0.9 ft
  • High 9:49 AM 8.7 ft
  • Low 4:10 PM 0.7 ft
  • High 10:13 PM 8.7 ft

First light 6:36 AMSunrise 7:06 AMSunset 5:47 PMLast light 6:17 PM

TodaySat, Oct 24
6 AMNoon6 PM4:29a · 0.8′10:33a · 9.2′4:57p · 0.2′11p · 8.9′
  • Low 4:29 AM 0.8 ft
  • High 10:33 AM 9.2 ft
  • Low 4:57 PM 0.2 ft
  • High 11:00 PM 8.9 ft

First light 6:38 AMSunrise 7:07 AMSunset 5:46 PMLast light 6:15 PM

TomorrowSun, Oct 25
6 AMNoon6 PM5:12a · 0.6′11:16a · 9.7′5:43p · -0.2′11:46p · 9.0′
  • Low 5:12 AM 0.6 ft
  • High 11:16 AM 9.7 ft
  • Low 5:43 PM -0.2 ft
  • High 11:46 PM 9.0 ft

First light 6:39 AMSunrise 7:08 AMSunset 5:45 PMLast light 6:14 PM

MondayMon, Oct 26
6 AMNoon6 PM5:54a · 0.4′12p · 10.2′6:28p · -0.6′
  • Low 5:54 AM 0.4 ft
  • High 12:00 PM 10.2 ft
  • Low 6:28 PM -0.6 ft

First light 6:40 AMSunrise 7:09 AMSunset 5:43 PMLast light 6:13 PM

TuesdayTue, Oct 27
6 AMNoon6 PM12:32a · 9.1′6:37a · 0.3′12:45p · 10.5′7:15p · -0.9′
  • High 12:32 AM 9.1 ft
  • Low 6:37 AM 0.3 ft
  • High 12:45 PM 10.5 ft
  • Low 7:15 PM -0.9 ft

First light 6:41 AMSunrise 7:11 AMSunset 5:42 PMLast light 6:11 PM

Plum Island Sound (South End) tide table — next 8 days

Fri, Oct 23Low 3:45 AM
0.94 ft
High 9:49 AM
8.71 ft
Low 4:10 PM
0.72 ft
High 10:13 PM
8.71 ft
Sat, Oct 24Low 4:29 AM
0.76 ft
High 10:33 AM
9.23 ft
Low 4:57 PM
0.22 ft
High 11:00 PM
8.88 ft
Sun, Oct 25Low 5:12 AM
0.59 ft
High 11:16 AM
9.74 ft
Low 5:43 PM
-0.24 ft
High 11:46 PM
9.04 ft
Mon, Oct 26Low 5:54 AM
0.43 ft
High 12:00 PM
10.19 ft
Low 6:28 PM
-0.63 ft
Tue, Oct 27High 12:32 AM
9.14 ft
Low 6:37 AM
0.32 ft
High 12:45 PM
10.53 ft
Low 7:15 PM
-0.87 ft
Wed, Oct 28High 1:19 AM
9.15 ft
Low 7:23 AM
0.26 ft
High 1:32 PM
10.72 ft
Low 8:04 PM
-0.95 ft
Thu, Oct 29High 2:08 AM
9.09 ft
Low 8:12 AM
0.28 ft
High 2:22 PM
10.73 ft
Low 8:56 PM
-0.87 ft
Fri, Oct 30High 3:01 AM
8.96 ft
Low 9:05 AM
0.38 ft
High 3:16 PM
10.57 ft
Low 9:51 PM
-0.67 ft
Sat, Oct 31High 3:56 AM
8.80 ft
Low 10:03 AM
0.52 ft
High 4:14 PM
10.28 ft
Low 10:49 PM
-0.41 ft

Times are local (standard/daylight). Heights in feet above MLLW.

Nearby tide stations

About this station

NOAA station ID
8441241
Type
Reference (harmonic) station
Coordinates
42.7101, -70.7886
Datum
MLLW (feet)
Time zone
America/New_York

FAQ

When is high tide today at Plum Island Sound (South End), MA?

On Sat, Oct 24, predicted high tide at Plum Island Sound (South End), MA is at 10:33 AM, 11:00 PM local time.

When is low tide today at Plum Island Sound (South End), MA?

On Sat, Oct 24, predicted low tide at Plum Island Sound (South End), MA is at 4:29 AM, 4:57 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 8441241. Heights are in feet relative to Mean Lower Low Water (MLLW).