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Green Harbor Surf Forecast
/ Massachusetts (29 breaks) / Massachusetts (28 breaks) /
Surf Forecasts:
Green Harbor surfForecast / Massachusetts / USA
48hr Weather and Surf, issued 1 pm Tuesday 26 May 2026 EDTForecast update in hr min s Forecast update imminent
Green Harbor surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Green Harbor sea temperature is
12.2° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Green Harbor today?
The current surf forecast for Green Harbor at 6PM is: 0.4m 8s primary swell from a East-southeast direction and 0.1m 15s secondary swell from a East direction, 0.3m 2s secondary swell from a South direction (forecast issued at 01:00pm May 26). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 May) | 2ft (0.6m) | 9s |
| Afternoon (26 May) | 1.5ft (0.5m) | 8s |
| Evening (26 May) | 1.5ft (0.4m) | 8s |
Table - waves today at Green Harbor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Wed night. Warm (max 27°C on Wed afternoon, min 11°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 26 | Wednesday 27 | Thursday 28 | Fri 29 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
E 9 | E 8 | ESE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | SSW 3 | SSW 3 | SE 6 | SE 6 | SE 6 | E 8 | E 8 | E 9 | NE 4 | NE 4 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | |
55 | 35 | 21 | 20 | 11 | 10 | 6 | 6 | 5 | 4 | 8 | 4 | 2 | 6 | 6 | 2 | 1 | 3 | 7 | 4 | 8 | 8 | 14 | 14 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | cross-on | on | on | on | on | on | on | on | on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | glassy | glassy | glassy | |
High Tide | 8:33AM2.74m | 9:00PM2.94m | 9:31AM2.68m | 9:49PM2.96m | 10:23AM2.63m | 10:34PM2.95m | ||||||||||||||||||
Low Tide | 2:35PM0.26m | 3:15AM0.20m | 3:27PM0.33m | 4:07AM0.17m | 4:14PM0.40m | 4:53AM0.16m | ||||||||||||||||||
 | | | |  |  |  |  | | |  |  | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:11 | — |
 | — | — | — | 8:06 | — | — | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:07 | — | — | — | 8:08 |
— | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 21 | 23 | 25 | 20 | 19 | 18 | 18 | 19 | 24 | 27 | 26 | 21 | 19 | 17 | 15 | 16 | 16 | 15 | 15 | 15 | 13 | 12 | 11 | 12 |
21 | 22 | 22 | 16 | 15 | 14 | 14 | 16 | 22 | 25 | 24 | 21 | 17 | 13 | 13 | 14 | 12 | 13 | 13 | 14 | 11 | 11 | 10 | 11 | |
Swell 1 Height (m) Direction Period (s) | E 9 | E 8 | ESE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | ESE 7 | SE 6 | — | SE 6 | SE 6 | SE 6 | SE 6 | SE 8 | NE 4 | NE 4 | NE 4 | NE 4 | NE 4 | NE 4 |
 kJ | 55 | 35 | 21 | 20 | 11 | 10 | 6 | 6 | 5 | 4 | 4 | 2 | — | 2 | 2 | 2 | 1 | 3 | 7 | 4 | 2 | 3 | 3 | 3 |
Swell 2 Height (m) Direction Period (s) | E 15 | E 15 | E 15 | — | — | E 15 | E 6 | E 6 | — | E 14 | — | — | SE 6 | SE 6 | SE 6 | E 8 | E 8 | E 9 | SE 8 | NE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 |
| kJ | 4 | 4 | 4 | — | — | 4 | 3 | 3 | — | 4 | — | — | 2 | 6 | 6 | 1 | 1 | 2 | 3 | 3 | 8 | 8 | 14 | 14 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | E 14 | S 9 | SE 6 | — | E 9 | E 10 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 2 | 2 | — | 2 | 2 | 3 | 3 | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | S 2 | SSW 3 | SW 3 | SW 3 | SW 3 | SW 3 | SW 2 | SW 3 | SSW 3 | SSW 3 | — | NNE 3 | NNE 4 | NNE 4 | NNE 4 | NE 4 | NNE 4 | — | — | — | — | — |
| kJ | — | — | 1 | 3 | 3 | 2 | 2 | 2 | 1 | 2 | 8 | 4 | — | 4 | 5 | 5 | 5 | 12 | 6 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 6 | 152 | 91 | 85 | 85 | 91 | 131 | 131 | 91 | 341 | 132 | 72 | 131 | 208 | 106 | 106 | 85 | 151 | 163 | 163 | 174 | 174 | 174 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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