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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 pm 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 9PM is: 1.1m 5s primary swell from a Southeast direction and 0.1m 9s secondary swell from a Southeast direction, 0.1m 12s secondary swell from a East direction (forecast issued at 01:00pm May 24). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 May) | 2ft (0.6m) | 4s |
| Afternoon (24 May) | 2.5ft (0.8m) | 4s |
| Evening (24 May) | 3.5ft (1.1m) | 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 23mm), heaviest during Mon morning. Warm (max 24°C on Wed morning, min 9°C on Sun afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Sun 24 | Monday 25 | Tuesday 26 | Wed 27 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SE 4 | SE 4 | SE 5 | SE 5 | SE 6 | 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 | S 5 | SE 8 | SE 8 | SE 7 | |
14 | 18 | 29 | 53 | 120 | 284 | 361 | 365 | 308 | 284 | 233 | 211 | 211 | 192 | 167 | 151 | 143 | 119 | 119 | 173 | 46 | 46 | 67 | 44 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | cross-on | cross-on | off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross | glassy | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | off | |
High Tide | 7:35PM2.36m | 7:57AM2.33m | 8:36PM2.39m | 9:03AM2.26m | 9:31PM2.41m | |||||||||||||||||||
Low Tide | 1:44PM0.09m | 2:16AM0.24m | 2:42PM0.13m | 3:15AM0.16m | 3:36PM0.16m | 4:10AM0.08m | ||||||||||||||||||
 | |  | |  | | | | |  |  | |  | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:09 | — |
 | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:08 | — | — | — | 8:09 |
— | — | 3 | 4 | 4 | 2 | 1 | 3 | 5 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 9 | 9 | 9 | 11 | 11 | 12 | 13 | 12 | 13 | 19 | 20 | 17 | 15 | 14 | 14 | 18 | 22 | 22 | 20 | 20 | 18 | 18 | 20 |
7 | 6 | 5 | 4 | 7 | 7 | 11 | 13 | 11 | 11 | 19 | 19 | 16 | 14 | 14 | 14 | 17 | 19 | 18 | 18 | 18 | 15 | 16 | 18 | |
Swell 1 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | SE 9 | E 12 | 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 | E 15 | E 15 | SSE 5 | SE 8 | SE 8 | SE 7 |
 kJ | 3 | 3 | 3 | 3 | 3 | 6 | 6 | 365 | 308 | 284 | 233 | 211 | 211 | 192 | 167 | 151 | 143 | 119 | 4 | 4 | 30 | 46 | 67 | 44 |
Swell 2 Height (m) Direction Period (s) | SE 7 | SE 7 | E 12 | E 12 | E 18 | — | — | E 16 | E 16 | E 16 | E 16 | E 16 | E 16 | E 16 | E 16 | E 16 | E 15 | E 15 | E 15 | — | SE 8 | SSE 4 | E 15 | E 15 |
| kJ | 2 | 2 | 3 | 3 | 6 | — | — | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | — | 46 | 12 | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | E 12 | E 12 | E 18 | E 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 15 | E 15 | — | — |
| kJ | 3 | 3 | 6 | 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 4 | — | — |
Wind waves Height (m) Direction Period (s) | SE 4 | SE 4 | SE 5 | SE 5 | SE 6 | SE 6 | SE 7 | — | — | — | — | — | — | — | — | — | — | — | SE 8 | SE 8 | S 5 | WSW 3 | WSW 3 | WSW 3 |
| kJ | 14 | 18 | 29 | 53 | 120 | 284 | 361 | — | — | — | — | — | — | — | — | — | — | — | 119 | 173 | 41 | 4 | 4 | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 553 | 464 | 772 | 833 | 187 | 182 | 38 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 4 | 110 | 182 | 182 | 4 | 4 | 0 | 4 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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