Plum Island Surf Break

Lat Long: 42.80° N 70.81° W

Issued: 1 pm 15 Jun 2026 (local time)

Forecast update in  hr  min

Today's Plum Island sea temperature is
16.9° C

2.6°C warmer than normal for this time of year

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 (15 Jun):

  • Morning surf: Morning surf (15 Jun, local time) - 3.5ft (1.1m), 5s period with SSE swell.
  • Afternoon surf: Afternoon surf (15 Jun, local time) - 2.5ft (0.7m), 5s period with SE swell.
  • Evening surf: Evening surf (15 Jun, local time) - 1.5ft (0.5m), 5s period with SE swell.

The current surf forecast for Plum Island at 7PM is: 0.6m 5s primary swell from a Southeast direction and 0.3m 8s secondary swell from a East-southeast direction (forecast issued at 01:00pm June 15). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (15 Jun)3.5ft (1.1m)5s
Afternoon (15 Jun)2.5ft (0.7m)5s
Evening (15 Jun)1.5ft (0.5m)5s

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 23°C on Mon afternoon, min 14°C on Mon night). Wind will be generally light.

Mon
15
Tuesday
16
Wednesday
17
Thu
18
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
5 AM
8 AM
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)
0.9
SSE
6
0.7
SE
5
0.6
SE
5
0.6
SE
5
0.4
SE
5
0.4
SE
5
0.5
E
7
0.5
E
7
0.5
E
7
0.5
E
6
0.4
SSE
7
0.7
SSE
4
0.3
E
7
0.6
S
5
0.4
SSE
5
0.3
E
7
0.3
SSE
7
0.6
SSE
3
1
SSE
4
1.1
SSE
4
0.9
SSE
4
0.7
SSE
4
0.7
SSE
4
0.8
SSE
4
Wave Graph
Metric surfscale
Energy kJ
53
29
20
16
9
9
24
24
23
22
21
11
9
15
9
8
9
8
35
46
26
14
12
18
Wind (km/h)
15
NW
5
NNE
5
ESE
10
W
15
NW
20
NW
15
NW
15
NW
10
NW
5
E
15
SSE
15
SSE
10
WSW
10
WSW
10
WSW
5
SSE
10
SSE
20
SSE
20
SSE
10
SSW
15
S
10
S
15
S
20
SSE
Wind State
cross-off
cross
glassy
off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross-on
cross
off
off
off
glassy
cross-on
cross
cross
cross-off
cross
cross
cross
cross-on
High Tide
12:22PM2.51m
00:36AM3.07m
1:18PM2.53m
1:31AM3.05m
2:14PM2.54m
2:27AM2.98m
Low Tide
6:49PM0.05m
7:37AM-0.38m
7:45PM0.05m
8:32AM-0.35m
8:43PM0.07m
clear
clear
clear
cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
clear
clear
part cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:03
5:03
5:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:22
8:22
8:22
8:23
 mm
Temp °C
23
23
22
22
20
16
14
16
20
20
21
18
18
17
17
17
21
22
22
20
18
16
16
16
Feels °C
21
23
22
21
17
12
10
12
18
18
18
16
16
15
15
16
19
18
17
18
16
15
15
14
Swell 1
Height (m)
Direction
Period (s)
0.9
SSE
6
0.7
SE
5
0.6
SE
5
0.6
SE
5
0.4
SE
5
0.4
SE
5
0.5
E
7
0.5
E
7
0.5
E
7
0.5
E
6
0.4
ESE
6
0.3
E
7
0.3
E
7
0.6
S
5
0.4
SSE
5
0.3
SSE
5
0.2
E
7
0.2
E
7
0.2
E
7
0.2
E
7
0.2
E
7
0.2
E
7
0.2
E
7
0.2
E
7
Energy kJ
53
29
20
16
9
9
24
24
23
22
11
8
8
15
9
5
4
4
4
4
4
4
4
4
Swell 2
Height (m)
Direction
Period (s)
0.2
ESE
8
0.3
ESE
7
0.3
ESE
8
0.2
ESE
8
0.2
E
6
0.2
E
6
0.3
SSE
8
0.3
SSE
8
0.3
SSE
8
0.2
SSE
8
0.2
SSE
7
0.3
E
6
0.3
E
6
0.3
E
7
0.1
E
16
0.1
E
16
0.1
E
16
0.1
E
16
0.1
E
16
0.1
E
15
0.1
E
15
0.1
E
15
Energy kJ
6
11
12
6
3
3
14
14
14
6
5
7
7
8
5
5
5
5
5
4
4
4
Swell 3
Height (m)
Direction
Period (s)
0.1
E
6
0.2
E
6
0.2
ESE
8
0.2
ESE
8
0.2
SSE
5
0.3
NNE
4
0.2
WNW
3
0.2
N
3
0.1
E
16
0.1
E
16
0.2
SSE
7
0.2
SSE
7
0.2
SSE
7
0.1
E
12
Energy kJ
1
3
7
6
3
3
1
1
5
5
5
5
4
3
Wind waves
Height (m)
Direction
Period (s)
0.5
SE
5
0.3
NW
2
0.6
NW
3
0.6
NW
3
0.5
NW
3
0.4
SSE
7
0.7
SSE
4
0.5
SSE
4
0.3
WSW
3
0.2
W
3
0.2
W
3
0.3
SSE
7
0.6
SSE
3
1
SSE
4
1.1
SSE
4
0.9
SSE
4
0.7
SSE
4
0.7
SSE
4
0.8
SSE
4
Energy kJ
11
1
6
7
5
21
11
9
1
1
1
9
8
35
46
26
14
12
18
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
3
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
13
13
4
170
170
170
156
13
54
626
509
499
499
499
211
499
166
183
516
14
182
182
182
371
Best forecast wave conditions in Massachusetts
Rating
(10 max)
1
Best forecast wave conditions in United States
Rating
(10 max)
3
2
2
1
3
3
3
3
3
2
2
2
4
4
4
4
4
1
2
1
3
4
4
4
Header Global
Rating
(10 max)
7
5
5
5
5
5
5
5
4
4
4
4
5
5
7
4
4
4
5
6
9
7
6
6
  • 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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