Plum Island Surf Break

Lat Long: 42.80° N 70.81° W

Issued: 1 am 03 Jul 2026 (local time)

Forecast update in  hr  min

Today's Plum Island sea temperature is
17.8° C

Slightly warmer than usual

Plum Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Plum Island today (03 Jul):

  • Morning surf: Morning surf (03 Jul, local time) - 1.5ft (0.4m), 9s period with SE swell.
  • Afternoon surf: Afternoon surf (03 Jul, local time) - 1.5ft (0.4m), 10s period with SE swell.
  • Evening surf: Evening surf (03 Jul, local time) - 1.5ft (0.4m), 10s period with SE swell.

The current surf forecast for Plum Island at 4AM is: 0.4m 9s primary swell from a Southeast direction and 0.4m 5s secondary swell from a South-southeast direction (forecast issued at 01:00am July 03). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (EDT) & DateWave HeightWave Period
Morning (03 Jul)1.5ft (0.4m)9s
Afternoon (03 Jul)1.5ft (0.4m)10s
Evening (03 Jul)1.5ft (0.4m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 37°C on Fri afternoon, min 20°C on Sat night). Wind will be generally light.

Friday
3
Saturday
4
Sunday
5
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
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
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.3
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.3
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
10
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
10
Wave Graph
Metric surfscale
Energy kJ
21
21
21
22
14
23
33
23
22
22
22
22
21
13
21
21
21
23
23
18
18
18
18
23
Wind (km/h)
10
W
10
W
15
WNW
15
WNW
15
WNW
15
WNW
15
WNW
10
NW
10
W
15
W
15
WNW
15
NW
20
NW
20
NW
15
NNW
5
NNW
10
NNW
10
NW
10
WNW
5
E
20
SE
15
SSE
15
SSE
10
SW
Wind State
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross-on
cross-on
cross
cross-off
High Tide
2:19AM2.57m
2:51PM2.30m
2:59AM2.56m
3:30PM2.36m
3:41AM2.53m
4:12PM2.42m
Low Tide
9:22AM0.13m
9:27PM0.42m
9:56AM0.15m
10:06PM0.40m
10:32AM0.17m
10:49PM0.37m
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
cloud
clear
clear
part cloud
clear
clear
clear
clear
cloud
part cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:09
5:09
5:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:24
8:23
8:23
 mm
Temp °C
28
27
28
32
35
37
33
28
26
25
26
30
32
32
27
23
22
20
21
25
25
24
23
23
Feels °C
30
29
29
31
32
36
32
28
26
25
26
28
29
29
25
22
21
19
20
24
21
21
21
22
Swell 1
Height (m)
Direction
Period (s)
0.4
SSE
5
0.4
SSE
5
0.4
SE
9
0.4
SE
9
0.3
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.3
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
NNE
4
0.4
SE
10
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
10
Energy kJ
8
8
21
22
14
23
33
23
22
22
22
22
21
13
21
21
21
6
23
18
18
18
18
23
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
9
0.4
SE
9
0.3
SSE
5
0.2
SSE
5
0.2
SSE
5
0.1
SE
5
0.3
SSW
3
0.2
SSE
5
0.2
SSE
5
0.2
SSE
5
0.1
SE
5
0.2
NNW
3
0.2
SSE
3
0.1
SE
4
0.2
S
5
0.4
SE
9
0.3
NNE
4
0.2
NNE
3
Energy kJ
21
21
5
2
2
1
2
2
2
2
1
1
1
1
2
23
3
1
Swell 3
Height (m)
Direction
Period (s)
0.1
E
16
0.2
SSE
5
0.2
NNW
3
0.1
SE
6
0.2
S
5
0.1
SE
6
0.1
SE
6
0.1
SE
10
Energy kJ
5
2
1
2
2
2
1
4
Wind waves
Height (m)
Direction
Period (s)
0.3
W
3
0.3
W
3
0.3
W
3
0.3
NW
2
0.3
NW
2
0.3
WNW
2
0.3
WNW
2
0.2
WNW
2
0.6
N
3
0.7
N
4
0.5
NNE
4
0.3
SSE
3
0.5
S
3
0.5
S
3
Energy kJ
1
1
1
1
1
1
1
1
8
14
9
1
5
6
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
54
154
146
166
170
211
935
595
626
145
152
231
649
895
515
231
231
183
403
448
2554
635
627
2738
Best forecast wave conditions in Massachusetts
Rating
(10 max)
1
Best forecast wave conditions in United States
Rating
(10 max)
2
2
2
1
2
2
2
1
2
2
2
2
2
1
1
2
2
2
2
2
3
3
2
1
Header Global
Rating
(10 max)
9
9
9
9
7
9
5
5
8
7
6
5
5
8
5
5
5
9
9
9
8
7
5
5
  • 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
How to use the Wavefinder 

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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