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Plum Island Surf Forecast
/ Massachusetts (29 breaks) / Massachusetts (28 breaks) /
Surf Forecasts:
Plum Island surfForecast / Massachusetts / USA
48hr Weather and Surf, issued 1 am Tuesday 26 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
11.5° C
(Which is slightly warmer than usual)How big are the waves at Plum Island today?
The current surf forecast for Plum Island at 5AM is: 1.2m 8s primary swell from a Southeast direction and 0.1m 16s secondary swell from a East direction (forecast issued at 01:00am May 26). The wind direction is predicted to be offshore and the swell rating is 2.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 May) | 4ft (1.2m) | 8s |
| Afternoon (26 May) | 3.5ft (1.0m) | 8s |
| Evening (26 May) | 2ft (0.6m) | 8s |
Table - waves today at Plum Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 9mm), mostly falling on Thu night. Warm (max 27°C on Wed afternoon, min 9°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 26 | Wednesday 27 | Thursday 28 | ||||||||||||||||||||||
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 | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 7 | SE 7 | SE 7 | SE 7 | SSE 7 | SE 7 | SE 7 | SE 7 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | ENE 4 | E 5 | ENE 5 | |
192 | 196 | 196 | 151 | 125 | 155 | 48 | 45 | 44 | 33 | 33 | 24 | 27 | 23 | 16 | 16 | 11 | 11 | 6 | 6 | 6 | 5 | 12 | 17 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | glassy | cross-off | cross | cross-on | cross-on | cross-on | on | on | on | on | |
High Tide | 9:03AM2.26m | 9:31PM2.41m | 10:02AM2.21m | 10:18PM2.44m | 10:53AM2.19m | 11:00PM2.45m | ||||||||||||||||||
Low Tide | 3:15AM0.16m | 3:36PM0.16m | 4:10AM0.08m | 4:26PM0.18m | 5:00AM0.01m | 5:13PM0.21m | ||||||||||||||||||
 | |  | | |  | | |  | | | | |  | |  | | | | |  | | |  | |
 | — | 5:11 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:08 | — | — | — | — | — | — | — | 8:09 | — | — | — | — | — | — | — | 8:10 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 2 | |
Temp °C | 18 | 17 | 18 | 23 | 26 | 26 | 24 | 21 | 19 | 18 | 20 | 24 | 27 | 24 | 21 | 18 | 15 | 15 | 14 | 14 | 13 | 12 | 11 | 11 |
17 | 16 | 17 | 22 | 24 | 23 | 22 | 19 | 16 | 15 | 18 | 22 | 25 | 23 | 20 | 16 | 13 | 13 | 12 | 12 | 11 | 10 | 9 | 9 | |
Swell 1 Height (m) Direction Period (s) | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | E 15 | SSE 4 | SSE 5 | SE 7 | SE 7 | SE 7 | SE 7 | SSE 7 | SE 7 | SE 7 | SE 7 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | ENE 4 | E 5 | ENE 5 |
 kJ | 192 | 196 | 196 | 151 | 125 | 4 | 22 | 19 | 44 | 33 | 33 | 24 | 27 | 23 | 16 | 16 | 11 | 11 | 6 | 6 | 6 | 5 | 12 | 17 |
Swell 2 Height (m) Direction Period (s) | E 16 | E 16 | E 16 | E 15 | E 15 | E 15 | SE 8 | SE 8 | E 15 | E 15 | E 15 | S 4 | E 14 | E 14 | E 14 | — | E 14 | E 6 | E 13 | — | SE 8 | SSE 6 | SSE 6 | SSE 8 |
| kJ | 5 | 5 | 5 | 4 | 4 | 4 | 48 | 45 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | — | 4 | 1 | 3 | — | 3 | 4 | 4 | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | E 15 | E 15 | E 15 | — | — | E 15 | E 14 | — | — | E 14 | E 14 | — | — | — | E 9 | SE 8 | SE 8 | E 9 |
| kJ | — | — | — | — | — | — | 4 | 4 | 4 | — | — | 4 | 4 | — | — | 4 | 4 | — | — | — | 2 | 3 | 3 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | NNW 2 | — | S 2 | SE 8 | S 4 | SW 3 | SSW 5 | SW 4 | SW 3 | WSW 3 | — | — | NNW 3 | NNE 3 | NNE 3 | NE 3 | NE 3 | NE 3 | ENE 3 | — | — | — |
| kJ | — | — | 1 | — | 1 | 155 | 40 | 6 | 25 | 10 | 7 | 2 | — | — | 3 | 2 | 2 | 3 | 4 | 4 | 5 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 4 | 9 | 54 | 54 | 381 | 427 | 154 | 145 | 152 | 170 | 170 | 152 | 260 | 216 | 211 | 216 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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