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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 Sunday 24 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
11.3° C
(Which is slightly warmer than usual)How big are the waves at Plum Island today?
The current surf forecast for Plum Island at 7AM is: 0.6m 4s primary swell from a Southeast direction and 0.2m 9s secondary swell from a East-southeast direction, 0.1m 12s secondary swell from a East direction (forecast issued at 01:00am May 24). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 May) | 2ft (0.6m) | 4s |
| Afternoon (24 May) | 1.5ft (0.5m) | 4s |
| Evening (24 May) | 3ft (0.9m) | 5s |
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 26mm), heaviest during Mon morning. Warm (max 20°C on Mon afternoon, min 7°C on Sun afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 24 | Monday 25 | Tuesday 26 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
ESE 9 | SE 4 | SE 4 | SE 4 | SE 4 | ESE 5 | SE 4 | SE 5 | SE 6 | SE 7 | SE 7 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | |
9 | 10 | 11 | 11 | 9 | 15 | 29 | 49 | 171 | 366 | 363 | 308 | 284 | 244 | 222 | 216 | 196 | 196 | 167 | 151 | 122 | 88 | 71 | 46 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | on | on | on | cross-on | on | on | cross-on | cross-on | cross-off | off | off | off | cross-off | cross-off | cross | glassy | glassy | cross-on | cross | cross | cross | cross-off | |
High Tide | 6:48AM2.43m | 7:35PM2.36m | 7:57AM2.33m | 8:36PM2.39m | 9:03AM2.26m | 9:31PM2.41m | ||||||||||||||||||
Low Tide | 1:12AM0.28m | 1:44PM0.09m | 2:16AM0.24m | 2:42PM0.13m | 3:15AM0.16m | 3:36PM0.16m | ||||||||||||||||||
 | |  |  | | | |  | | | |  | |  |  |  | | | | | | | |  | |
 | — | 5:11 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:08 | — |
— | — | — | 1 | 2 | 3 | 4 | 2 | 2 | 1 | 3 | 6 | 2 | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 11 | 10 | 9 | 7 | 7 | 9 | 10 | 10 | 11 | 13 | 12 | 12 | 20 | 20 | 18 | 14 | 14 | 14 | 17 | 20 | 20 | 20 | 19 |
9 | 9 | 8 | 6 | 4 | 3 | 5 | 6 | 6 | 9 | 12 | 10 | 11 | 19 | 19 | 17 | 13 | 14 | 14 | 15 | 17 | 17 | 18 | 17 | |
Swell 1 Height (m) Direction Period (s) | E 4 | ESE 9 | ESE 9 | SE 4 | SE 4 | SE 9 | SE 9 | SE 9 | E 18 | E 17 | SE 7 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 |
 kJ | 5 | 8 | 8 | 11 | 9 | 3 | 3 | 12 | 6 | 6 | 363 | 308 | 284 | 244 | 222 | 216 | 196 | 196 | 167 | 151 | 122 | 88 | 71 | 46 |
Swell 2 Height (m) Direction Period (s) | ESE 9 | E 12 | E 12 | SE 9 | SE 9 | SE 7 | E 12 | E 12 | — | — | E 16 | E 16 | E 16 | E 16 | E 16 | E 16 | E 16 | E 16 | E 16 | E 15 | E 15 | E 15 | E 15 | E 15 |
| kJ | 9 | 3 | 3 | 3 | 3 | 2 | 3 | 3 | — | — | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | E 12 | — | E 18 | SE 7 | SE 7 | E 12 | E 18 | E 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 15 |
| kJ | 3 | — | 6 | 2 | 2 | 3 | 6 | 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 |
Wind waves Height (m) Direction Period (s) | SSE 4 | SE 4 | SE 4 | — | SE 4 | ESE 5 | SE 4 | SE 5 | SE 6 | SE 7 | — | — | — | — | — | — | — | — | — | — | — | SSE 3 | SSE 4 | S 4 |
| kJ | 5 | 10 | 11 | — | 9 | 15 | 29 | 49 | 171 | 366 | — | — | — | — | — | — | — | — | — | — | — | 3 | 22 | 31 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 182 | 772 | 772 | 550 | 550 | 443 | 443 | 319 | 187 | 75 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 166 | 110 | 75 | 4 | 4 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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