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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 7 pm Tuesday 24 Mar 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
3.9° 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 10PM is: 1.0m 9s primary swell from a East direction and 0.4m 9s secondary swell from a Southeast direction (forecast issued at 07:00pm March 24). An open ocean swell of 1.2m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Mar) | - | - |
| Afternoon (24 Mar) | 4.5ft (1.4m) | 9s |
| Evening (24 Mar) | 3.5ft (1.0m) | 9s |
Table - waves today at Plum Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | |||||||||||||||||||||
| 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 | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 4 | 10 | 10 | 10 | 5 | 9 | 13 | 6 | 7 | 6 | 7 | 7 | 8 | 7 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 281 | 203 | 138 | 106 | 60 | 44 | 47 | 31 | 31 | 18 | 17 | 17 | 7 | 83 | 7 | 3 | 93 | 187 | 214 | 342 | 220 | 159 | 59 | 36 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- off | cross- off | off | off | off | cross- off | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | glass | cross- off | cross- off | cross |
High Tide / height (m) | 4:41PM 2.33 | 5:01AM 2.69 | 5:42PM 2.21 | 6:04AM 2.58 | 6:51PM 2.14 | 7:14AM 2.51 | ||||||||||||||||||
Low Tide / height (m) | 11:13PM 0.23 | 12:09PM 0.00 | 12:23AM 0.35 | 1:20PM 0.08 | 1:38AM 0.39 | |||||||||||||||||||
Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:35 | - | - |
| Sunset | 6:59 | - | - | - | - | - | - | - | 7:00 | - | - | - | - | - | - | - | 7:00 | - | - | - | - | - | - | - |
 |  |  |  | | |  |  | | | | | |  | | | |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | 1 | 3 | 1 | 1 | 3 | 2 | - |
| Temp. °C | 4 | 3 | 2 | 2 | 1 | 0 | 5 | 8 | 10 | 8 | 5 | 4 | 5 | 7 | 10 | 15 | 17 | 13 | 13 | 9 | 9 | 7 | 5 | 5 |
| Feels °C (?) | -2 | -4 | -5 | -5 | -6 | -6 | 0 | 4 | 4 | 2 | -2 | -3 | -2 | 1 | 3 | 10 | 13 | 8 | 7 | 5 | 8 | 2 | 0 | 0 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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