Plum Island Surf Break

Lat Long: 42.80° N 70.81° W

Plum Island 48 hour detailed Surf Forecast

Issued: 1 am 06 Oct 2026 (local time)

Forecast update in  hr  min

Today's Plum Island sea temperature is
15.2°C
0.8° 

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 Oct):

  • Morning surf: Morning surf (06 Oct, local time) - 2ft (0.6m), 8s period with E swell.
  • Afternoon surf: Afternoon surf (06 Oct, local time) - 1.5ft (0.5m), 8s period with E swell.
  • Evening surf: Evening surf (06 Oct, local time) - 1.5ft (0.4m), 8s period with ESE swell.

The current surf forecast for Plum Island at 8AM is: 0.6m 8s primary swell from a East direction and 0.1m 6s secondary swell from a South direction (forecast issued at 01:00am October 06). An open ocean swell of 1.0m 4s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (EDT) & DateWave HeightWave Period
Morning (06 Oct)2ft (0.6m)8s
Afternoon (06 Oct)1.5ft (0.5m)8s
Evening (06 Oct)1.5ft (0.4m)8s

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


Short Range Forecast

Some drizzle, heaviest during Thu afternoon. Warm (max 22°C on Thu afternoon, min 6°C on Tue morning). Winds decreasing (fresh winds from the WNW on Tue morning, light winds from the SW by Wed morning).

Tuesday
6
Wednesday
7
Thursday
8
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)
0.8
ESE
8
0.7
E
8
0.6
E
8
0.5
E
8
0.5
E
8
0.5
E
8
0.4
ESE
8
0.4
ESE
8
0.3
E
8
0.3
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.8
S
4
1.1
S
4
0.2
E
8
0.2
E
9
0.2
E
8
0.2
E
8
0.2
E
8
0.8
SSE
5
0.8
SSE
6
0.6
SSE
6
0.4
SSE
5
Wave Graph
Metric surfscale
Energy kJ
83
61
45
31
31
30
20
20
10
10
5
5
5
17
48
5
6
6
5
5
39
40
27
11
Wind (km/h)
25
WNW
25
WNW
25
WNW
30
WNW
25
WNW
20
NW
15
NW
15
WNW
10
W
10
WSW
10
SW
15
SW
15
SSW
15
SSW
25
SSW
20
SSW
20
SSW
20
SSW
25
SW
25
SW
20
WSW
15
WSW
15
WSW
15
W
Wind State
cross-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
cross-off
cross-off
off
off
off
High Tide
8:40AM2.30m
9:01PM2.57m
9:44AM2.41m
10:04PM2.60m
10:38AM2.52m
11:00PM2.61m
Low Tide
2:58AM0.07m
3:20PM0.26m
3:57AM0.00m
4:19PM0.12m
4:49AM-0.06m
5:13PM-0.02m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
rain showers
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
6:45
—
—
—
—
—
—
—
6:46
—
—
—
—
—
—
—
6:47
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:15
—
—
—
—
—
—
—
6:14
—
—
—
—
—
—
—
6:13
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
—
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Temp °C
8
6
6
9
13
14
11
9
8
8
7
13
17
19
15
13
13
13
14
18
22
20
18
16
Feels °C
1
-1
-1
1
5
8
6
4
4
4
3
8
12
15
10
8
9
9
10
14
18
17
16
13
  • 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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