Surf Forecasts:
How big are the waves at Green Harbor today (27 Oct):
- Morning surf: Morning surf (27 Oct, local time) - 0.5ft (0.2m), 9s period with ENE swell.
- Afternoon surf: Afternoon surf (27 Oct, local time) - 3.5ft (1.1m), 6s period with NE swell.
- Evening surf: Evening surf (27 Oct, local time) - 3ft (0.9m), 6s period with NE swell.
The current surf forecast for Green Harbor at 8AM is: 0.2m 9s primary swell from a East-northeast direction and 0.2m 9s secondary swell from a East direction (forecast issued at 01:00am October 27). An open ocean swell of 1.2m 5s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Oct) | 0.5ft (0.2m) | 9s |
| Afternoon (27 Oct) | 3.5ft (1.1m) | 6s |
| Evening (27 Oct) | 3ft (0.9m) | 6s |
Table - waves today at Green Harbor. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Thu afternoon, min 7°C on Tue afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 27 | Wednesday 28 | Thursday 29 | ||||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 9 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | ESE 9 | ESE 9 | ESE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 16 | 16 | 8 | 120 | 109 | 74 | 68 | 47 | 30 | 17 | 16 | 16 | 14 | 12 | 12 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | off | off | cross-off | cross | on | on | glassy | glassy | on | cross-on | on | on | on | on | on | on | on | on | on | on | on |
High Tide | 00:21AM2.91m | 12:31PM3.31m | 1:07AM2.91m | 1:17PM3.37m | 1:55AM2.89m | 2:07PM3.37m | ||||||||||||||||||
Low Tide | 6:19AM0.10m | 6:55PM-0.30m | 7:04AM0.09m | 7:43PM-0.33m | 7:53AM0.10m | 8:34PM-0.29m | ||||||||||||||||||
 |  |  |  |  | | | | | | | | | | | | | | | | | | | | |
 | — | 7:07 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:42 | — | — | — | — | — | — | — | 5:39 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 10 | 9 | 8 | 7 | 7 | 7 | 8 | 8 | 7 | 7 | 8 | 12 | 11 | 10 | 11 | 11 | 11 | 12 | 14 | 18 | 17 | 14 | 14 |
Feels °C | 5 | 4 | 3 | 2 | 2 | 3 | 4 | 5 | 5 | 5 | 5 | 5 | 9 | 6 | 5 | 7 | 7 | 7 | 8 | 10 | 14 | 13 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 9 | E 8 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 5 | NE 5 | NE 5 | NE 5 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 16 | 16 | 8 | 5 | 109 | 74 | 68 | 47 | 30 | 17 | 11 | 7 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | — | ESE 8 | SE 8 | ESE 8 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | E 8 | E 8 | NE 4 | NE 4 | NE 5 | NE 5 | — | — | — | — | S 7 |
| kJ | 6 | 6 | 6 | — | 7 | 3 | 7 | 9 | 16 | 16 | 16 | 16 | 14 | 12 | 12 | 3 | 1 | 1 | 1 | — | — | — | — | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | E 10 | E 10 | S 9 | S 9 | S 9 | E 8 | E 8 | E 7 | E 8 | E 8 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 4 | NNE 4 | NE 5 | NE 6 | — | — | — | — | — | — | — | — | — | — | SSW 2 | SSW 2 | SW 2 | SW 2 | WSW 2 | SW 2 | SW 2 | SSW 3 | SW 3 | SW 3 |
| kJ | 14 | 31 | 82 | 120 | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 5 | 4 | 4 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 400 | 476 | 131 | 0 | 0 | 152 | 6 | 2 | 6 | 52 | 54 | 85 | 85 | 85 | 718 | 358 | 341 | 537 | 1811 | 734 | 977 | 1225 | 574 | 543 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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