Surf Forecasts:
How big are the waves at Green Harbor today (26 Sep):
- Morning surf: Morning surf (26 Sep, local time) - 13ft (4.0m), 10s period with ENE swell.
- Afternoon surf: Afternoon surf (26 Sep, local time) - 13ft (4.0m), 10s period with ENE swell.
- Evening surf: Evening surf (26 Sep, local time) - 13ft (4.0m), 9s period with NE swell.
The current surf forecast for Green Harbor at 10AM is: 4.0m 10s primary swell from a East-northeast direction (forecast issued at 07:00am September 26). An open ocean swell of 0.2m 10s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Sep) | 13ft (4.0m) | 10s |
| Afternoon (26 Sep) | 13ft (4.0m) | 10s |
| Evening (26 Sep) | 13ft (4.0m) | 9s |
Table - waves today at Green Harbor. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 74mm), heaviest during Sat night. Very mild (max 17°C on Sun morning, min 13°C on Sat morning). Winds decreasing (near gales from the NE on Sat night, calm by Mon night). | |||||||||||||||||||||||
Saturday 26 | Sunday 27 | Monday 28 | |||||||||||||||||||||
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 10 | ENE 10 | ENE 10 | ENE 10 | NE 9 | NE 9 | NE 9 | NE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 3316 | 3386 | 3110 | 2823 | 2347 | 2372 | 2327 | 2065 | 2275 | 2151 | 1704 | 1131 | 868 | 815 | 834 | 756 | 651 | 559 | 554 | 554 | 469 | 394 | 348 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | glassy | glassy |
High Tide | 11:43AM2.88m | 00:04AM2.92m | 12:20PM3.01m | 00:45AM2.94m | 12:59PM3.13m | ||||||||||||||||||
Low Tide | 5:32AM0.17m | 5:51PM0.08m | 6:10AM0.12m | 6:33PM-0.05m | 6:49AM0.09m | 7:17PM-0.14m | |||||||||||||||||
 |  | | | |  | |  | | | |  | | | | | | | | | |  | | |
 | 6:33 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — |
 | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | 4 | 4 | 3 | 2 | 3 | 12 | 11 | 10 | 11 | 4 | 1 | — | — | 1 | 2 | 2 | 3 | 1 | — | 1 | 1 | — | — |
Temp °C | 13 | 13 | 13 | 13 | 14 | 15 | 15 | 15 | 16 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 |
Feels °C | 4 | 4 | 4 | 5 | 6 | 6 | 5 | 5 | 6 | 10 | 12 | 14 | 15 | 13 | 13 | 13 | 13 | 14 | 17 | 17 | 17 | 18 | 18 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 11 | S 10 | S 10 | S 10 | S 10 | SE 10 | SE 11 | SE 11 | SSW 10 | S 10 | SE 9 | S 9 | SSE 8 | SSE 8 | SSE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 25 | 36 | 9 | 18 | 18 | 17 | 39 | 72 | 94 | 33 | 30 | 85 | 23 | 44 | 24 | 23 | 651 | 559 | 554 | 554 | 469 | 394 | 348 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | ESE 10 | ESE 10 | SSW 10 | SSW 10 | SSW 10 | — | S 10 | S 9 | SE 9 | — | S 8 | ESE 8 | S 7 | SE 7 | E 16 | E 16 | S 7 | N 6 | E 15 |
| kJ | — | — | — | — | 10 | 10 | 20 | 20 | 34 | — | 89 | 41 | 20 | — | 28 | 6 | 17 | 14 | 5 | 5 | 14 | 27 | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | ESE 9 | — | — | ESE 8 | — | ESE 7 | E 16 | SW 7 | SW 7 | — | S 6 | E 15 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 33 | — | — | 6 | — | 5 | 5 | 2 | 2 | — | 7 | 4 |
Wind waves Height (m) Direction Period (s) | ENE 10 | ENE 10 | ENE 10 | ENE 10 | NE 9 | NE 9 | NE 9 | NE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | — | — | — | — | — | — | — |
| kJ | 3316 | 3386 | 3110 | 2823 | 2347 | 2372 | 2327 | 2065 | 2275 | 2151 | 1704 | 1131 | 868 | 815 | 834 | 756 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 647 | 959 | 976 | 976 | 959 | 959 | 945 | 945 | 461 | 564 | 745 | 818 | 794 | 745 | 555 | 611 | 96 | 106 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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