Surf Forecasts:
How big are the waves at Green Harbor today (07 Sep):
- Morning surf: Morning surf (07 Sep, local time) - 2.5ft (0.7m), 9s period with ENE swell.
- Afternoon surf: Afternoon surf (07 Sep, local time) - 2.5ft (0.8m), 9s period with NE swell.
- Evening surf: Evening surf (07 Sep, local time) - 1.5ft (0.4m), 9s period with ENE swell.
The current surf forecast for Green Harbor at 8AM is: 0.7m 9s primary swell from a Northeast direction and 0.1m 9s secondary swell from a Southeast direction (forecast issued at 01:00am September 07). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Sep) | 2.5ft (0.7m) | 9s |
| Afternoon (07 Sep) | 2.5ft (0.8m) | 9s |
| Evening (07 Sep) | 1.5ft (0.4m) | 9s |
Table - waves today at Green Harbor. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 25°C on Wed afternoon, min 16°C on Mon morning). Winds increasing (calm on Mon afternoon, fresh winds from the SW by Wed night). | ||||||||||||||||||||||||
Monday 7 | Tuesday 8 | Wednesday 9 | ||||||||||||||||||||||
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 8 | ENE 8 | NE 9 | ENE 9 | NE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 103 | 84 | 83 | 47 | 97 | 45 | 31 | 31 | 30 | 25 | 14 | 14 | 14 | 15 | 16 | 16 | 16 | 16 | 8 | 8 | 8 | 8 | 7 | 7 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross | cross-off | glassy | glassy | on | cross | cross | cross-on | cross-on | cross-off | off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on |
High Tide | 8:31AM2.60m | 8:52PM3.11m | 9:33AM2.72m | 9:53PM3.18m | 10:29AM2.86m | 10:49PM3.22m | ||||||||||||||||||
Low Tide | 2:14AM0.06m | 2:28PM0.30m | 3:17AM-0.01m | 3:31PM0.18m | 4:14AM-0.08m | 4:29PM0.06m | ||||||||||||||||||
 | |  | | | | | | |  |  | |  | | |  | | | | | | | | | |
 | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:06 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:02 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 16 | 19 | 22 | 23 | 23 | 22 | 21 | 20 | 20 | 21 | 19 | 19 | 19 | 20 | 19 | 19 | 19 | 23 | 25 | 24 | 22 | 22 |
Feels °C | 13 | 13 | 13 | 16 | 21 | 21 | 20 | 19 | 18 | 17 | 17 | 17 | 18 | 18 | 18 | 19 | 19 | 19 | 18 | 22 | 22 | 21 | 20 | 19 |
Swell 1 Height (m) Direction Period (s) | ENE 8 | ENE 8 | NE 9 | ENE 9 | NE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 |
| kJ | 103 | 84 | 83 | 47 | 97 | 45 | 31 | 31 | 30 | 25 | 14 | 14 | 14 | 15 | 16 | 16 | 16 | 16 | 8 | 8 | 8 | 8 | 7 | 7 |
Swell 2 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | NE 6 | NNW 4 | NE 6 | NE 5 | NE 5 | NNE 5 | N 3 | — | NE 4 | SE 8 | N 3 | NNE 4 | NNE 4 | NNE 4 | NE 4 | NE 4 | — | E 10 | E 10 | SE 5 | SE 5 |
| kJ | 3 | 3 | 3 | 20 | 5 | 12 | 7 | 6 | 4 | 2 | — | 1 | 3 | 1 | 2 | 2 | 2 | 1 | 1 | — | 2 | 2 | 1 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SE 9 | NE 6 | SE 8 | SE 8 | SE 8 | E 8 | SE 8 | NE 4 | NE 4 | — | SE 8 | SE 8 | SE 8 | SE 10 | SE 10 | — | E 10 | — | — | E 10 | E 10 |
| kJ | — | — | — | 3 | 11 | 3 | 3 | 3 | 1 | 3 | 1 | 1 | — | 3 | 3 | 3 | 4 | 4 | — | 2 | — | — | 2 | 2 |
Wind waves Height (m) Direction Period (s) | WNW 2 | NW 3 | NW 3 | NNW 4 | — | — | — | SW 3 | NNW 3 | NW 3 | — | NNW 3 | N 3 | — | — | — | — | — | — | SE 3 | SSE 3 | S 3 | S 3 | S 3 |
| kJ | 1 | 1 | 3 | 4 | — | — | — | 1 | 2 | 2 | — | 1 | 1 | — | — | — | — | — | — | 2 | 4 | 5 | 5 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 32 | 9 | 39 | 174 | 0 | 2 | 52 | 54 | 524 | 524 | 515 | 526 | 649 | 1225 | 1225 | 745 | 794 | 794 | 738 | 738 | 888 | 888 | 888 | 959 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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