Surf Forecasts:
How big are the waves at Green Harbor today (05 Oct):
- Morning surf: Morning surf (05 Oct, local time) - 3ft (0.9m), 7s period with E swell.
- Afternoon surf: Afternoon surf (05 Oct, local time) - 3ft (0.9m), 8s period with E swell.
- Evening surf: Evening surf (05 Oct, local time) - 2.5ft (0.8m), 8s period with E swell.
The current surf forecast for Green Harbor at 3PM is: 0.9m 8s primary swell from a East direction and 0.4m 3s secondary swell from a Northwest direction (forecast issued at 07:00am October 05). An open ocean swell of 0.1m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Oct) | 3ft (0.9m) | 7s |
| Afternoon (05 Oct) | 3ft (0.9m) | 8s |
| Evening (05 Oct) | 2.5ft (0.8m) | 8s |
Table - waves today at Green Harbor. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Mon afternoon, min 6°C on Tue morning). Winds decreasing (fresh winds from the WNW on Mon afternoon, light winds from the WSW by Tue night). | |||||||||||||||||||||||
Monday 5 | Tuesday 6 | Wednesday 7 | |||||||||||||||||||||
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) | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | N 5 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 73 | 85 | 94 | 97 | 76 | 74 | 57 | 58 | 43 | 30 | 30 | 20 | 20 | 10 | 10 | 10 | 7 | 5 | 5 | 5 | 5 | 6 | 6 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross | cross | cross-on | on | on | on | on | on | on |
High Tide | 7:12AM2.62m | 7:34PM3.01m | 8:18AM2.72m | 8:40PM3.03m | 9:19AM2.85m | 9:41PM3.05m | |||||||||||||||||
Low Tide | 1:12PM0.34m | 1:58AM0.07m | 2:19PM0.26m | 2:59AM0.04m | 3:21PM0.14m | ||||||||||||||||||
 |  |  |  | |  | | | | | | | | | | | | | | | | | | |
 | 6:43 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — |
 | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:14 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 13 | 17 | 19 | 18 | 15 | 12 | 10 | 8 | 6 | 9 | 14 | 15 | 13 | 11 | 10 | 9 | 8 | 13 | 16 | 16 | 14 | 14 |
Feels °C | 13 | 12 | 14 | 13 | 11 | 7 | 6 | 3 | 0 | -2 | 2 | 7 | 8 | 8 | 6 | 6 | 5 | 4 | 8 | 10 | 10 | 9 | 9 |
Swell 1 Height (m) Direction Period (s) | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | N 6 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 | E 8 | N 4 | N 5 | N 4 | E 8 | E 8 | E 8 | E 9 | E 9 |
| kJ | 73 | 85 | 94 | 97 | 76 | 74 | 57 | 58 | 21 | 30 | 30 | 20 | 20 | 10 | 10 | 9 | 7 | 4 | 5 | 5 | 5 | 6 | 6 |
Swell 2 Height (m) Direction Period (s) | — | — | — | S 6 | S 6 | S 6 | S 6 | S 6 | E 8 | S 6 | — | SW 4 | NE 8 | — | E 8 | E 8 | E 8 | E 8 | N 4 | — | — | E 9 | — |
| kJ | — | — | — | 1 | 3 | 3 | 3 | 1 | 43 | 1 | — | 1 | 2 | — | 1 | 10 | 5 | 5 | 1 | — | — | 2 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | S 6 | S 6 | — | — | — | — | — | — | SW 4 | SW 4 | — | S 5 | — | — | E 9 | E 9 | — |
| kJ | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | 1 | 1 | — | 1 | — | — | 2 | 2 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | WNW 2 | WNW 3 | WNW 3 | NW 4 | NNW 5 | WNW 4 | NNW 5 | NW 5 | NNW 5 | NNW 5 | NNW 4 | NNW 4 | NNW 5 | — | — | — | SSW 2 | SSW 3 | SSW 3 | SSW 3 |
| kJ | — | — | — | 1 | 6 | 6 | 10 | 25 | 10 | 27 | 22 | 14 | 8 | 7 | 6 | 24 | — | — | — | 1 | 3 | 3 | 3 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 15 | 1 | 1 | 39 | 32 | 94 | 94 | 43 | 43 | 2481 | 1225 | 2661 | 1810 | 1225 | 1225 | 647 | 1225 | 991 | 1225 | 1225 | 959 | 959 | 959 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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