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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 Thursday 30 Apr 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
8.0° 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 5PM is: 1.9m 10s primary swell from a East-southeast direction (forecast issued at 01:00pm April 30). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Apr) | 6.5ft (2.0m) | 10s |
| Afternoon (30 Apr) | 6ft (1.9m) | 10s |
| Evening (30 Apr) | 6ft (1.8m) | 10s |
Table - waves today at Plum Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 19mm), heaviest on Sat night. Very mild (max 16°C on Fri afternoon, min 6°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 30 | Friday 1 | Saturday 2 | Sun 3 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ESE 9 | ESE 9 | |
763 | 657 | 644 | 579 | 508 | 435 | 367 | 360 | 300 | 294 | 249 | 249 | 243 | 203 | 199 | 158 | 158 | 151 | 158 | 162 | 162 | 162 | 169 | 126 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | off | cross-off | cross-off | cross-off | on | on | glassy | cross | cross | cross-off | |
High Tide | 12:00PM2.34m | 00:08AM2.52m | 12:39PM2.31m | 00:43AM2.52m | 1:15PM2.27m | 1:17AM2.51m | ||||||||||||||||||
Low Tide | 6:25PM0.08m | 6:54AM-0.13m | 7:06PM0.13m | 7:35AM-0.12m | 7:46PM0.20m | |||||||||||||||||||
 | |  |  | |  | |  | |  | | | | | | | | | | | |  | | | |
 | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:35 | — |
 | — | — | 7:42 | — | — | — | — | — | — | — | 7:43 | — | — | — | — | — | — | — | 7:44 | — | — | — | — | 7:45 |
1 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | 2 | 5 | 5 | |
Temp °C | 8 | 8 | 9 | 9 | 8 | 7 | 6 | 7 | 12 | 15 | 16 | 12 | 11 | 10 | 9 | 9 | 10 | 12 | 12 | 11 | 9 | 8 | 7 | 7 |
6 | 6 | 7 | 7 | 6 | 4 | 3 | 3 | 7 | 10 | 13 | 9 | 8 | 7 | 6 | 6 | 7 | 10 | 10 | 9 | 7 | 5 | 2 | 2 | |
Swell 1 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ESE 9 | ESE 9 |
 kJ | 763 | 657 | 644 | 579 | 508 | 435 | 367 | 360 | 300 | 294 | 249 | 249 | 243 | 203 | 199 | 158 | 158 | 151 | 158 | 162 | 162 | 162 | 169 | 126 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | E 15 | — | — | — | — | — | — | — | — | SSE 5 | S 4 | S 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 4 | — | — | — | — | — | — | — | — | 24 | 9 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | NW 2 | NW 3 | — | — | S 2 | — | — | — | SW 3 | SSW 3 | S 3 | SSE 4 | SSE 4 | SSE 5 | S 5 | SSW 4 | NNW 3 |
| kJ | — | — | — | — | — | — | — | 1 | 2 | — | — | 1 | — | — | — | 1 | 3 | 5 | 8 | 9 | 41 | 20 | 5 | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 75 | 0 | 0 | 0 | 0 | 0 | 0 | 52 | 43 | 0 | 13 | 25 | 27 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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