Surf Forecasts:
How big are the waves at Greenhill today (15 Sep):
- Morning surf: Morning surf (15 Sep, local time) - 1ft (0.3m), 7s period with SE swell.
- Afternoon surf: Afternoon surf (15 Sep, local time) - 0.5ft (0.2m), 9s period with ESE swell.
- Evening surf: Evening surf (15 Sep, local time) - 0.5ft (0.1m), 9s period with SE swell.
The current surf forecast for Greenhill at 4AM is: 0.4m 8s primary swell from a Southeast direction and 0.3m 6s secondary swell from a South direction (forecast issued at 07:00pm September 14). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 1ft (0.3m) | 7s |
| Afternoon (15 Sep) | 0.5ft (0.2m) | 9s |
| Evening (15 Sep) | 0.5ft (0.1m) | 9s |
Table - waves today at Greenhill. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 22°C on Thu morning, min 13°C on Mon night). Wind will be generally light. | |||||||||||||||||||
Mon 14 | Tuesday 15 | Wednesday 16 | |||||||||||||||||
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) | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 7 | SE 9 | SE 9 | ESE 9 | SE 9 | ESE 4 | ESE 4 | ESE 5 | ESE 5 | ESE 5 | ESE 7 | ESE 7 | ESE 7 | ESE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 21 | 21 | 20 | 15 | 9 | 8 | 12 | 13 | 8 | 3 | 6 | 4 | 7 | 7 | 3 | 5 | 5 | 11 | 11 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | off | off | off | cross-off | cross | cross | cross-on | cross-on | glassy | glassy | on | cross-on | cross-on | on | on | cross-on |
High Tide | 10:49PM1.10m | 11:14AM1.26m | 11:28PM1.02m | 11:57AM1.19m | |||||||||||||||
Low Tide | 4:52PM0.16m | 4:49AM0.16m | 5:35PM0.24m | 5:28AM0.23m | 6:21PM0.32m | ||||||||||||||
 |  | | | | | | | | | | |  |  | | | | | | |
 | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | 6:58 | — | — | — | — | — | — | — | 6:55 | — | — | — | — | — | — | — | 6:53 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 22 | 20 | 16 | 14 | 13 | 13 | 15 | 17 | 17 | 16 | 16 | 16 | 15 | 16 | 18 | 20 | 20 | 19 | 19 |
Feels °C | 17 | 16 | 12 | 10 | 10 | 10 | 12 | 15 | 15 | 15 | 16 | 16 | 15 | 16 | 16 | 18 | 18 | 17 | 18 |
Swell 1 Height (m) Direction Period (s) | S 6 | SE 8 | SE 8 | SE 8 | SE 8 | S 6 | SE 9 | SE 9 | ESE 9 | SE 9 | ESE 4 | ESE 4 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 7 | ESE 8 |
| kJ | 16 | 21 | 20 | 15 | 9 | 7 | 12 | 13 | 8 | 3 | 6 | 4 | 4 | 4 | 2 | 2 | 2 | 11 | 11 |
Swell 2 Height (m) Direction Period (s) | SE 8 | S 6 | SSW 6 | S 6 | S 6 | SE 7 | S 6 | S 6 | S 6 | S 6 | SE 9 | SE 9 | SE 9 | SE 9 | SE 7 | ESE 7 | ESE 7 | SE 13 | SE 13 |
| kJ | 21 | 11 | 6 | 6 | 7 | 8 | 3 | 3 | 3 | 1 | 3 | 3 | 3 | 3 | 2 | 5 | 5 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | — | SSE 7 | SSE 6 | S 15 | S 6 | SE 9 | SSE 7 | S 6 | S 7 | S 7 | S 6 | S 7 | SE 14 | SE 13 | SE 9 | SE 9 | SE 10 | SE 10 | SE 10 |
| kJ | — | 4 | 4 | 4 | 1 | 3 | 4 | 1 | 1 | 1 | 1 | 1 | 7 | 7 | 3 | 3 | 4 | 4 | 4 |
Wind waves Height (m) Direction Period (s) | N 3 | N 3 | NNE 3 | NNE 4 | NE 4 | ENE 4 | ENE 4 | ENE 4 | E 4 | ESE 4 | — | — | — | — | — | SW 2 | SW 3 | SW 3 | SW 3 |
| kJ | 2 | 2 | 6 | 8 | 9 | 18 | 11 | 6 | 5 | 5 | — | — | — | — | — | 1 | 3 | 3 | 3 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 61 | 185 | 757 | 227 | 113 | 227 | 757 | 757 | 758 | 758 | 150 | 758 | 423 | 423 | 862 | 1170 | 430 | 866 | 759 |
Best forecast wave conditions in Rhode Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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