- Forecast
- Maps
- Live
- Weather State
- Spot Information
Plum Island Surf Forecast
/ Massachusetts (29 breaks) / Massachusetts (28 breaks) /
Surf Forecasts:
Plum Island surfForecast / Massachusetts / USA
48hr Weather and Surf, issued 7 pm Friday 22 May 2026 EDTForecast update in hr min s Forecast update imminent
Plum Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Plum Island sea temperature is
11.1° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Plum Island today?
The current surf forecast for Plum Island at 4AM is: 0.3m 10s primary swell from a Southeast direction and 0.2m 3s secondary swell from a South direction (forecast issued at 07:00pm May 22). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 1ft (0.3m) | 10s |
| Afternoon (23 May) | 1ft (0.3m) | 10s |
| Evening (23 May) | 1ft (0.3m) | 10s |
Table - waves today at Plum Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 20mm), heaviest during Sun afternoon. Very mild (max 14°C on Fri night, min 6°C on Sun afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Fri 22 | Saturday 23 | Sunday 24 | Mon 25 | |||||||||||||||||||||
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 | |
Swell Height Map |  |    |    |    | ||||||||||||||||||||
SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 9 | SE 3 | E 18 | SE 4 | SE 4 | SE 5 | SE 6 | SE 6 | SE 6 | SE 7 | SE 7 | SE 7 | SE 8 | |
15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 5 | 7 | 17 | 27 | 42 | 67 | 108 | 164 | 344 | 289 | 268 | 236 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | cross-off | off | cross-off | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross | cross-off | cross-off | |
High Tide | 5:24PM2.38m | 5:40AM2.57m | 6:29PM2.36m | 6:48AM2.43m | 7:35PM2.36m | 7:57AM2.33m | ||||||||||||||||||
Low Tide | 00:05AM0.28m | 12:44PM0.03m | 1:12AM0.28m | 1:44PM0.09m | 2:16AM0.24m | |||||||||||||||||||
 | |  | |  |  | | | | | | | | |  |  | | |  | | | | | | |
 | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:11 | — | — | — |
 | — | 8:05 | — | — | — | — | — | — | — | 8:06 | — | — | — | — | — | — | — | 8:07 | — | — | — | — | — | 8:07 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 6 | 5 | 3 | 2 | 1 | 1 | — | — | 1 | |
Temp °C | 13 | 14 | 14 | 14 | 14 | 12 | 11 | 12 | 12 | 12 | 12 | 11 | 11 | 10 | 7 | 6 | 7 | 8 | 9 | 10 | 10 | 9 | 9 | 10 |
8 | 9 | 10 | 11 | 11 | 8 | 7 | 9 | 9 | 9 | 9 | 7 | 8 | 6 | 3 | 1 | 2 | 3 | 4 | 6 | 7 | 5 | 6 | 8 | |
Swell 1 Height (m) Direction Period (s) | NE 4 | SE 10 | SE 10 | SSW 3 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | NE 4 | SE 10 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | E 12 | E 12 | E 18 | SE 7 | SE 7 | SE 7 | SE 8 |
 kJ | 2 | 15 | 15 | 2 | 15 | 15 | 15 | 14 | 14 | 3 | 14 | 14 | 3 | 3 | 3 | 3 | 12 | 3 | 3 | 6 | 228 | 289 | 268 | 236 |
Swell 2 Height (m) Direction Period (s) | SE 10 | ENE 4 | — | SE 10 | S 3 | — | E 13 | E 13 | — | SE 10 | — | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 18 | E 18 | — | E 17 | E 16 | E 16 | E 16 |
| kJ | 15 | 1 | — | 15 | 1 | — | 4 | 3 | — | 14 | — | 3 | 3 | 3 | 3 | 3 | 3 | 6 | 6 | — | 6 | 5 | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | SE 13 | SE 13 | SE 13 | SE 13 | E 13 | E 13 | E 14 | — | — | — | — | E 12 | — | E 18 | E 18 | E 18 | E 18 | — | — | — | — | — | — | — |
| kJ | 7 | 7 | 7 | 7 | 4 | 4 | 4 | — | — | — | — | 3 | — | 6 | 6 | 6 | 6 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | S 2 | SSW 3 | — | — | — | NE 3 | NE 3 | NE 3 | SSE 2 | E 4 | E 4 | SE 3 | SE 3 | SE 4 | SE 4 | SE 5 | SE 6 | SE 6 | SE 6 | SE 7 | — | — | — |
| kJ | — | 1 | 3 | — | — | — | 2 | 2 | 2 | 1 | 4 | 4 | 5 | 7 | 17 | 27 | 42 | 67 | 108 | 164 | 344 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 941 | 2000 | 941 | 935 | 880 | 483 | 854 | 1276 | 797 | 772 | 772 | 772 | 603 | 549 | 443 | 421 | 443 | 319 | 145 | 145 | 25 | 27 | 9 | 0 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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.
Nearest