Plum Island Surf Break
Lat Long: 42.80° N 70.81° W

Plum Island 48 hour detailed Surf Forecast

Weather Forecast for Plum Island

Issued: 7 am 06 Jun 2026 (local time)

Forecast update in  hr  min

Today's Plum Island sea temperature is
13.4° 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 Jun):

  • Morning surf: Morning surf (06 Jun, local time) - 2.5ft (0.8m), 8s period with SE swell.
  • Afternoon surf: Afternoon surf (06 Jun, local time) - 2.5ft (0.7m), 8s period with SE swell.
  • Evening surf: Evening surf (06 Jun, local time) - 5ft (1.6m), 6s period with SSE swell.

The current surf forecast for Plum Island at 3PM is: 0.7m 8s primary swell from a Southeast direction and 0.7m 4s secondary swell from a Southeast direction (forecast issued at 07:00am June 06). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (06 Jun)2.5ft (0.8m)8s
Afternoon (06 Jun)2.5ft (0.7m)8s
Evening (06 Jun)5ft (1.6m)6s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 2mm), mostly falling on Sat night. Warm (max 26°C on Sun afternoon, min 14°C on Sun night). Winds increasing (light winds from the ENE on Sat morning, fresh winds from the NW by Sun afternoon).

Saturday
6
Sunday
7
Monday
8
Tue
9
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
2 AM
Rating
(10 max)
1
0
0
0
0
0
2
1
0
0
0
0
0
0
0
0
1
0
0
0
0
1
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)
0.7
SE
8
0.8
SE
8
0.8
SE
8
0.7
SE
8
1.3
SSE
5
1.6
SSE
6
1.4
S
6
0.9
SSE
6
0.9
SE
7
0.7
SE
7
0.6
SE
8
0.6
SE
8
0.6
SE
8
0.6
SE
8
1.2
NNE
5
1
NNE
5
1.1
NNE
5
1.3
NNE
5
1.6
NE
6
1.2
ENE
7
1
ENE
7
0.8
ENE
7
0.7
ENE
7
0.5
ENE
6
Wave Graph
Metric surfscale
Energy kJ
69
97
80
67
74
160
127
47
69
48
51
45
43
42
77
51
54
90
202
131
102
64
40
22
Wind (km/h)
5
NNE
10
NNE
5
ENE
5
ENE
10
NE
15
N
10
SW
20
WSW
15
SW
20
W
20
WNW
20
NW
30
NW
25
NNE
15
NNW
15
NNW
15
NNW
20
N
15
NE
10
E
10
SE
10
SSW
10
SW
10
WNW
Wind State
glassy
cross-on
on
cross-on
cross-on
cross
cross-off
off
cross-off
off
off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross
cross-on
on
cross-on
cross-off
cross-off
off
High Tide
4:08AM2.48m
4:43PM2.28m
4:55AM2.44m
5:29PM2.33m
5:45AM2.40m
6:18PM2.41m
Low Tide
11:10AM0.28m
11:22PM0.54m
11:51AM0.30m
00:12AM0.49m
12:36PM0.30m
1:06AM0.41m
cloud
cloud
cloud
cloud
cloud
light rain
light rain
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:05
5:05
5:05
5:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:17
8:17
8:19
8:20
 mm
1
1
Temp °C
16
16
17
19
18
16
17
18
17
20
24
26
19
15
15
14
14
16
19
20
22
22
20
19
Feels °C
16
15
17
19
17
15
17
17
16
18
21
22
15
11
12
10
10
11
15
17
19
18
17
17
Swell 1
Height (m)
Direction
Period (s)
0.7
SE
8
0.8
SE
8
0.8
SE
8
0.7
SE
8
0.1
E
6
0.3
ESE
10
1.2
SSE
6
0.9
SSE
6
0.9
SE
7
0.7
SE
7
0.6
SE
8
0.6
SE
8
0.6
SE
8
0.6
SE
8
0.5
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
1.2
NE
6
1.2
ENE
7
1
ENE
7
0.8
ENE
7
0.7
ENE
7
0.5
ENE
6
Energy kJ
69
97
80
67
1
19
87
47
69
48
51
45
43
42
32
23
22
16
106
131
102
64
40
22
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
3
0.1
E
7
0.1
E
6
0.3
ESE
10
0.4
ESE
7
0.1
E
7
0.1
E
7
0.3
ESE
6
0.1
E
7
0.1
E
7
0.2
SSE
8
0.2
SSE
8
0.2
SSE
8
0.3
SE
8
0.3
SE
8
0.3
SE
8
0.2
ESE
8
Energy kJ
3
1
1
18
21
1
1
8
1
1
6
6
6
10
10
10
6
Swell 3
Height (m)
Direction
Period (s)
0.1
E
7
0.1
E
7
0.4
SE
9
0.1
E
8
0.1
E
8
0.1
E
7
0.2
SSW
3
0.2
ESE
8
0.2
SSE
7
0.2
SSW
2
Energy kJ
1
1
22
1
1
1
1
7
5
1
Wind waves
Height (m)
Direction
Period (s)
0.3
SE
3
0.5
SE
4
1.3
SSE
5
1.6
SSE
6
1.4
S
6
0.4
WSW
3
0.4
WSW
3
0.6
WSW
3
0.5
SW
3
0.4
W
3
0.7
NW
4
0.7
N
4
1.2
NNE
5
1
NNE
5
1.1
NNE
5
1.3
NNE
5
1.6
NE
6
0.3
SW
3
Energy kJ
1
6
74
160
127
4
4
8
5
3
13
12
77
51
54
90
202
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
Distance (km)
0
13
211
536
387
13
0
0
4
4
9
13
118
152
169
52
0
170
13
81
110
0
4
499
Best forecast wave conditions in Massachusetts
Rating
(10 max)
1
1
2
1
1
1
1
1
1
1
1
2
1
1
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
4
2
2
2
2
3
3
3
1
1
2
2
2
3
3
3
2
2
2
4
4
Header Global
Rating
(10 max)
9
9
9
9
9
8
5
6
7
8
8
8
9
8
7
6
7
5
5
5
9
9
9
8
  • 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

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