Plum Island Surf Break

Lat Long: 42.80° N 70.81° W

Issued: 7 pm 05 Jul 2026 (local time)

Forecast update in  hr  min

Today's Plum Island sea temperature is
18.0° 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 (06 Jul):

  • Morning surf: Morning surf (06 Jul, local time) - 1.5ft (0.4m), 10s period with SE swell.
  • Afternoon surf: Afternoon surf (06 Jul, local time) - 1.5ft (0.4m), 10s period with SE swell.
  • Evening surf: Evening surf (06 Jul, local time) - 1.5ft (0.4m), 10s period with SE swell.

The current surf forecast for Plum Island at 3AM is: 0.4m 9s primary swell from a Southeast direction and 0.4m 3s secondary swell from a South-southeast direction (forecast issued at 07:00pm July 05). The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (06 Jul)1.5ft (0.4m)10s
Afternoon (06 Jul)1.5ft (0.4m)10s
Evening (06 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

Moderate rain (total 13mm), heaviest on Mon night. Warm (max 23°C on Sun night, min 16°C on Mon night). Wind will be generally light.

Sun
5
Monday
6
Tuesday
7
Wed
8
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
2 AM
5 AM
8 AM
11 AM
2 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
8
0.4
SE
8
0.4
SE
10
0.4
SE
9
0.4
SE
9
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
1.1
SE
5
1.4
SE
6
1.7
ESE
6
1.8
ESE
7
1.9
ESE
7
1.9
ESE
7
1.7
ESE
8
1.6
ESE
8
1.4
ESE
8
1.4
ESE
7
1.5
E
7
1.3
ESE
7
Wave Graph
Metric surfscale
Energy kJ
18
18
23
23
23
23
24
24
24
24
24
24
47
110
223
288
355
369
336
288
213
208
222
181
Wind (km/h)
15
SE
15
SSE
10
SSW
10
SSW
5
SW
5
SE
10
SSE
15
ESE
15
SE
15
SE
10
SE
15
SE
20
ESE
20
E
25
E
25
E
25
E
20
ENE
15
NE
15
NNE
15
NNE
15
NNE
15
ENE
10
E
Wind State
cross-on
cross
cross-off
cross-off
glassy
glassy
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
cross-on
cross-on
cross
cross
cross-on
on
High Tide
4:12PM2.42m
4:26AM2.48m
4:57PM2.48m
5:15AM2.42m
5:44PM2.54m
6:07AM2.36m
Low Tide
10:49PM0.37m
11:10AM0.19m
11:37PM0.31m
11:52AM0.21m
00:31AM0.24m
12:42PM0.23m
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
cloud
cloud
cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:11
5:11
5:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:23
8:23
8:22
8:22
 mm
3
3
2
3
2
Temp °C
24
23
22
22
20
20
20
21
20
19
18
17
16
17
17
17
17
17
16
16
16
16
18
19
Feels °C
22
21
21
22
21
21
19
19
18
17
16
15
14
15
15
14
14
14
14
14
14
14
17
18
Swell 1
Height (m)
Direction
Period (s)
0.4
SE
8
0.4
SE
8
0.4
SE
10
0.4
SE
9
0.4
SE
9
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.1
E
10
0.2
ESE
10
0.1
SE
10
1.7
ESE
8
1.6
ESE
8
1.4
ESE
8
1.4
ESE
7
1.4
ESE
7
1.3
ESE
7
Energy kJ
18
18
23
23
23
23
24
24
24
24
24
24
2
10
4
336
288
213
208
214
181
Swell 2
Height (m)
Direction
Period (s)
0.1
E
10
0.1
E
10
Energy kJ
2
2
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.3
SSE
2
0.5
S
3
0.4
S
3
0.3
SSE
3
0.4
SSE
3
0.5
SSE
4
0.6
SSE
4
0.6
SSE
4
0.6
SSE
4
0.6
SSE
4
0.6
SE
4
1.1
SE
5
1.4
SE
6
1.7
ESE
6
1.8
ESE
7
1.9
ESE
7
1.9
ESE
7
0.8
NE
4
0.6
NNE
4
1.5
E
7
Energy kJ
1
5
3
2
3
9
12
12
11
11
14
47
110
223
288
355
369
18
11
222
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
2
2
2
1
1
Distance (km)
3528
1256
627
920
536
1131
574
2799
1999
411
421
427
319
169
511
552
319
2533
25
13
13
13
25
25
Best forecast wave conditions in Massachusetts
Rating
(10 max)
1
1
1
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
2
1
1
2
3
3
3
2
1
3
3
3
3
3
2
2
3
3
3
3
4
3
1
Header Global
Rating
(10 max)
6
6
6
6
7
6
8
8
8
8
7
5
5
5
5
7
9
9
7
5
7
9
9
9
  • 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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