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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 12 pm Tuesday 02 Dec 2025 ESTForecast 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
8.8° C
(Which is normal for this time of year)How big are the waves at Plum Island today?
The current surf forecast for Plum Island at 3PM is: 0.7m 4s primary swell from a South-southeast direction and 0.3m 7s secondary swell from a Southeast direction, 0.1m 4s secondary swell from a Northeast direction (forecast issued at 12:00pm December 02). The wind direction is predicted to be onshore.
| Time (EST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Dec) | 2ft (0.6m) | 3s |
| Afternoon (02 Dec) | 2.5ft (0.7m) | 4s |
| Evening (02 Dec) | 4.5ft (1.3m) | 5s |
Table - waves today at Plum Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 02 | Wednesday 03 | Thursday 04 | Friday 05 | |||||||||||||||||||||
| 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 4 | 4 | 4 | 4 | 5 | 6 | 6 | 6 | 7 | 8 | 8 | 8 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 15 | 25 | 16 | 15 | 71 | 205 | 215 | 172 | 264 | 199 | 142 | 122 | 106 | 94 | 102 | 85 | 84 | 64 | 63 | 49 | 48 | 35 | 25 | 25 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | glass | on | cross | cross | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | off |
High Tide / height (m) | 8:33AM 2.82 | 9:06PM 2.48 | 9:26AM 2.95 | 10:02PM 2.52 | 10:18AM 3.04 | 10:57PM 2.54 | ||||||||||||||||||
Low Tide / height (m) | 3:30PM -0.21 | 3:38AM -0.02 | 4:23PM -0.36 | 4:30AM -0.06 | 5:16PM -0.46 | 5:23AM -0.08 | ||||||||||||||||||
Tuesday 02 | Wednesday 03 | Thursday 04 | Friday 05 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:56 | - | - | - | - | - | - | - | 6:56 |
| Sunset | - | - | 4:09 | - | - | - | - | - | - | - | 4:08 | - | - | - | - | - | - | - | 4:08 | - | - | - | - | - |
 |  |  |  |  | | |  | | |  |  | | | | | | | |  | | | | | |
Rain (mm) | - | - | 5 | 8 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 4 | 2 | 4 | 4 | 1 | 1 | 1 | -1 | -1 | 1 | 1 | 1 | 0 | 0 | -1 | -1 | 1 | 2 | -1 | -6 | -9 | -11 | -12 | -12 |
| Feels °C (?) | 0 | -1 | 0 | -4 | -8 | -8 | -6 | -7 | -7 | -4 | -3 | -4 | -6 | -6 | -7 | -7 | -6 | -5 | -10 | -14 | -18 | -19 | -20 | -18 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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