Plum Island surf break

Plum Island surfForecast / Massachusetts / USA

information circle48hr Weather and Surf, issued 7 pm Wednesday 15 Apr 2026 EDT
Forecast update in hr  min  s Forecast update imminent
Plum Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Plum Island sea temperature is
5.2° C
(Which is normal for this time of year)

How big are the waves at Plum Island today?

The current surf forecast for Plum Island at 2AM is: 0.3m 8s primary swell from a Southeast direction and 0.5m 4s secondary swell from a Southeast direction (forecast issued at 07:00pm April 15). The wind direction is predicted to be glassy.

Time (EDT) & DateWave HeightWave Period
Morning (16 Apr)1ft (0.3m)8s
Afternoon (16 Apr)0.5ft (0.2m)8s
Evening (16 Apr)1.5ft (0.4m)5s

Table - waves today at Plum Island. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent
Wednesday
15
Thursday
16
Friday
17
Saturday
18
5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.3
SE
0.3
SE
0.3
SE
0.3
SE
0.3
SE
0.3
SE
0.3
SE
0.3
SE
0.2
ESE
0.2
ESE
0.3
SE
0.6
S
0.5
SSE
0.4
SSE
0.3
SE
0.3
SE
0.2
ESE
0.3
SE
0.2
SSE
0.2
SSE
0.2
SSE
0.4
E
0.6
E
0.7
E
Period(s) (?)88888888101085568999867455
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1110101010101010101011181711101281373551521
Wind
(km/h)
15
ESE
5
ESE
10
ENE
5
NW
10
ENE
10
NE
15
NNE
10
NE
15
E
10
SSE
5
S
10
SW
15
W
15
W
15
NE
10
ESE
5
SSE
5
SSE
0
NNE
10
NE
5
NE
10
NE
15
ENE
15
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
onononglasscross-
on
cross-
on
cross-
on
cross-
on
oncross-
on
cross-
off
cross-
off
offoffcross-
on
onglassglassglasscross-
on
glasscross-
on
onon
High Tide
/ height (m)
10:57PM
2.64
11:23AM
2.59
11:42PM
2.80
12:11PM
2.64
12:28AM
2.91
12:59PM
2.65
Low Tide
/ height (m)
5:20PM
0.07
5:46AM
-0.07
6:01PM
-0.02
6:31AM
-0.24
6:43PM
-0.08
7:17AM
-0.35
Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunrise-----6:00-------5:58-------5:56--
Sunset7:23-------7:25-------7:27-------
cloud
light rain
cloud
light rain
mod rain
light rain
cloud
part cloud
cloud
cloud
rain showers
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
Rain (mm)
-1-173----1-------------
Temp. °C8877887998111516171312121314129889
Feels °C (?)5655664766101414151010111214108656
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Plum Island surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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