Surf Forecasts:
How big are the waves at Green Harbor today (12 Aug):
- Morning surf: Morning surf (12 Aug, local time) - 0.5ft (0.1m), 8s period with E swell.
- Afternoon surf: Afternoon surf (12 Aug, local time) - 0.5ft (0.1m), 11s period with E swell.
- Evening surf: Evening surf (12 Aug, local time) - 0.5ft (0.1m), 14s period with E swell.
The current surf forecast for Green Harbor at 11AM is: 0.1m 7s primary swell from a East direction (forecast issued at 07:00am August 12). The wind direction is predicted to be offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Aug) | 0.5ft (0.1m) | 8s |
| Afternoon (12 Aug) | 0.5ft (0.1m) | 11s |
| Evening (12 Aug) | 0.5ft (0.1m) | 14s |
Table - waves today at Green Harbor. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Thu morning. Warm (max 27°C on Thu afternoon, min 18°C on Fri night). Wind will be generally light. | |||||||||||||||||||||||
Wednesday 12 | Thursday 13 | Friday 14 | |||||||||||||||||||||
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 9 | E 9 | E 8 | E 11 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 10 | E 10 | E 10 | E 13 | E 13 | NNW 4 | N 4 | N 4 | E 13 | E 10 | E 13 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 2 | 2 | 1 | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | 2 | 2 | 3 | 3 | 6 | 6 | 6 | 3 | 2 | 3 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | off | cross-off | cross | cross | on | on | on | cross-on | on | on | on | cross | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 11:36AM2.89m | 11:53PM3.38m | 12:27PM3.00m | 00:45AM3.36m | 1:15PM3.07m | ||||||||||||||||||
Low Tide | 5:23AM-0.23m | 5:34PM-0.01m | 6:13AM-0.27m | 6:27PM-0.08m | 7:01AM-0.26m | 7:17PM-0.11m | |||||||||||||||||
 |  | |  |  | |  |  |  |  |  | | | | | | | | | | | | | |
 | 5:46 | — | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — |
 | — | — | — | — | 7:47 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:45 | — | — |
mm | — | — | — | — | — | — | — | — | 1 | 6 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 22 | 23 | 25 | 25 | 25 | 24 | 23 | 22 | 20 | 19 | 22 | 24 | 27 | 26 | 23 | 22 | 19 | 20 | 23 | 25 | 25 | 24 | 20 |
Feels °C | 23 | 24 | 25 | 23 | 24 | 24 | 23 | 21 | 18 | 17 | 21 | 23 | 27 | 25 | 21 | 19 | 16 | 16 | 19 | 21 | 23 | 20 | 15 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 7 | E 8 | E 8 | E 8 | E 7 | E 7 | E 7 | E 10 | E 10 | E 10 | E 10 | SE 5 | SE 5 | E 10 | E 10 | NNW 4 | N 4 | N 4 | N 4 | N 4 | E 9 |
| kJ | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 1 | 1 | 2 | 2 | 6 | 6 | 6 | 3 | 1 | 2 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | E 11 | E 11 | E 11 | E 11 | E 11 | E 7 | E 7 | E 7 | — | E 10 | E 10 | SE 4 | SE 4 | E 10 | E 10 | E 10 | E 10 | E 10 | — |
| kJ | — | — | — | — | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | — | 2 | 2 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | — |
Swell 3 Height (m) Direction Period (s) | E 9 | E 9 | E 8 | E 11 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 7 | E 7 | E 7 | E 13 | E 13 | SE 4 | E 13 | E 13 | E 13 | — | E 13 |
| kJ | 2 | 2 | 1 | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 1 | 1 | 3 | 3 | 1 | 3 | 3 | 3 | — | 3 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 3 | NNW 4 | NNW 4 | NNW 5 | — | — | — | N 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 5 | 21 | 17 | — | — | — | 3 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 647 | 1820 | 2642 | 3535 | 551 | 549 | 524 | 524 | 406 | 367 | 272 | 174 | 131 | 151 | 174 | 647 | 524 | 656 | 2646 | 832 | 649 | 74 | 649 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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