Surf Forecasts:
How big are the waves at Green Harbor today (11 Jul):
- Morning surf: Morning surf (11 Jul, local time) - 1.5ft (0.4m), 7s period with E swell.
- Afternoon surf: Afternoon surf (11 Jul, local time) - 1ft (0.3m), 7s period with E swell.
- Evening surf: Evening surf (11 Jul, local time) - 1ft (0.3m), 7s period with E swell.
The current surf forecast for Green Harbor at 2AM is: 0.4m 7s primary swell from a East direction (forecast issued at 07:00pm July 10). The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Jul) | 1.5ft (0.4m) | 7s |
| Afternoon (11 Jul) | 1ft (0.3m) | 7s |
| Evening (11 Jul) | 1ft (0.3m) | 7s |
Table - waves today at Green Harbor. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Mon afternoon, min 19°C on Sun night). Winds increasing (calm on Fri night, fresh winds from the SSW by Mon afternoon). | ||||||||||||||||||||||||
Fri 10 | Saturday 11 | Sunday 12 | Mon 13 | |||||||||||||||||||||
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 | 11 AM | 2 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | ESE 10 | NE 4 | NE 4 | ENE 4 | E 10 | E 10 | E 10 | S 3 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 19 | 18 | 18 | 17 | 17 | 17 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 4 | 4 | 9 | 4 | 4 | 3 | 2 | 2 | 2 | 4 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-on | glassy | cross-off | cross-off | off | off | off | cross-off | cross | on | off | off | cross-off | off | cross-off | cross-off | cross | on | on | on | on | cross-on | cross-on |
High Tide | 8:19PM3.09m | 9:00AM2.60m | 9:17PM3.22m | 9:59AM2.67m | 10:14PM3.33m | 10:56AM2.76m | ||||||||||||||||||
Low Tide | 2:47AM0.01m | 2:56PM0.28m | 3:46AM-0.11m | 3:53PM0.21m | 4:43AM-0.22m | |||||||||||||||||||
 | |  | |  |  |  | | | | | |  | | | | | | | | | | | | |
 | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:18 | — | — | — |
 | — | 8:19 | — | — | — | — | — | — | — | 8:19 | — | — | — | — | — | — | — | 8:17 | — | — | — | — | — | 8:17 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 23 | 24 | 24 | 23 | 21 | 20 | 21 | 21 | 21 | 20 | 21 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 20 | 19 | 19 | 19 | 24 | 26 |
Feels °C | 23 | 25 | 25 | 20 | 19 | 19 | 19 | 19 | 19 | 18 | 20 | 19 | 19 | 19 | 17 | 18 | 19 | 18 | 18 | 17 | 17 | 17 | 21 | 21 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 7 | E 7 | E 7 | E 7 | E 7 | NE 4 | NE 4 | NE 4 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | NE 4 | NE 4 | ENE 4 | ENE 4 | ENE 4 | NE 4 | E 10 |
| kJ | 19 | 18 | 18 | 17 | 17 | 17 | 10 | 10 | 4 | 4 | 2 | 9 | 9 | 9 | 4 | 4 | 4 | 3 | 4 | 3 | 2 | 2 | 1 | 2 |
Swell 2 Height (m) Direction Period (s) | S 5 | — | SSE 5 | — | S 6 | SSE 10 | S 6 | SE 9 | E 7 | E 7 | E 7 | NNE 4 | SE 10 | SE 10 | SE 10 | E 10 | E 10 | E 7 | E 7 | E 7 | E 10 | E 7 | E 10 | E 7 |
| kJ | 2 | — | 3 | — | 2 | 9 | 3 | 3 | 10 | 9 | 9 | 1 | 4 | 4 | 4 | 2 | 2 | 4 | 4 | 1 | 2 | 1 | 2 | 1 |
Swell 3 Height (m) Direction Period (s) | E 9 | — | E 10 | E 10 | SE 5 | S 6 | SE 7 | S 7 | SE 10 | S 7 | SE 10 | — | S 6 | S 6 | S 6 | E 9 | ESE 10 | E 10 | E 10 | E 10 | E 7 | E 10 | E 7 | NE 4 |
| kJ | 2 | — | 2 | 2 | 1 | 3 | 2 | 3 | 4 | 3 | 4 | — | 1 | 1 | 1 | 2 | 9 | 2 | 2 | 2 | 1 | 2 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | NNE 3 | NE 3 | NE 4 | NE 4 | — | — | — | — | ENE 3 | NE 3 | NE 3 | NE 4 | NE 4 | — | — | — | — | — | — | S 3 |
| kJ | — | — | — | — | 1 | 3 | 4 | 4 | — | — | — | — | 1 | 2 | 4 | 4 | 4 | — | — | — | — | — | — | 4 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 131 | 85 | 151 | 156 | 96 | 106 | 106 | 524 | 515 | 515 | 524 | 524 | 524 | 526 | 649 | 647 | 551 | 649 | 649 | 976 | 174 | 341 | 976 | 95 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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