Surf Forecasts:
How big are the waves at Greenhill today (27 Sep):
- Morning surf: Morning surf (27 Sep, local time) - 5.5ft (1.7m), 9s period with SSE swell.
- Afternoon surf: Afternoon surf (27 Sep, local time) - 7ft (2.1m), 8s period with SSE swell.
- Evening surf: Evening surf (27 Sep, local time) - 3.5ft (1.0m), 8s period with SSE swell.
The current surf forecast for Greenhill at 10AM is: 2.3m 9s primary swell from a Southeast direction and 0.3m 9s secondary swell from a East-southeast direction, 2.0m 7s secondary swell from a East direction (forecast issued at 07:00am September 27). The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Sep) | 5.5ft (1.7m) | 9s |
| Afternoon (27 Sep) | 7ft (2.1m) | 8s |
| Evening (27 Sep) | 3.5ft (1.0m) | 8s |
Table - waves today at Greenhill. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 26mm), heaviest during Sun night. Very mild (max 19°C on Sun morning, min 12°C on Mon night). Winds decreasing (fresh winds from the NE on Sun night, calm by Tue afternoon). | |||||||||||||||||||||||
Sunday 27 | Monday 28 | Tuesday 29 | |||||||||||||||||||||
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 7 | SSE 9 | SE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SSE 7 | SSE 7 | S 8 | S 8 | S 8 | S 7 | S 7 | S 6 | S 6 | SE 9 | ESE 9 | SE 9 | SE 9 | SE 9 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 539 | 464 | 790 | 573 | 273 | 123 | 91 | 64 | 61 | 56 | 56 | 251 | 377 | 302 | 171 | 92 | 54 | 41 | 28 | 30 | 21 | 21 | 21 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | glassy |
High Tide | 8:39AM1.38m | 8:57PM1.23m | 9:20AM1.42m | 9:39PM1.20m | 10:04AM1.42m | 10:23PM1.16m | |||||||||||||||||
Low Tide | 2:22AM0.05m | 2:56PM0.05m | 3:00AM0.03m | 3:39PM0.05m | 3:40AM0.04m | 4:26PM0.08m | |||||||||||||||||
 |  | |  | | | | |  | | | | | |  | | |  | | | | | | |
 | 6:37 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — |
 | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:34 | — | — | — | — | — | — | — | 6:31 | — | — |
mm | 5 | 3 | 1 | — | 1 | 2 | 2 | 1 | 7 | 4 | 1 | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 18 | 19 | 18 | 18 | 17 | 16 | 15 | 15 | 16 | 18 | 18 | 16 | 14 | 13 | 12 | 12 | 13 | 14 | 17 | 18 | 17 | 17 |
Feels °C | 11 | 15 | 18 | 16 | 16 | 13 | 12 | 10 | 11 | 14 | 18 | 18 | 14 | 10 | 10 | 9 | 9 | 12 | 13 | 16 | 19 | 18 | 18 |
Swell 1 Height (m) Direction Period (s) | SSE 10 | SSE 9 | SE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SSE 7 | SSE 7 | S 8 | S 8 | S 8 | S 7 | S 7 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 |
| kJ | 408 | 464 | 790 | 573 | 273 | 123 | 91 | 64 | 61 | 56 | 56 | 251 | 377 | 302 | 171 | 92 | 54 | 41 | 28 | 19 | 18 | 17 | 11 |
Swell 2 Height (m) Direction Period (s) | — | — | ESE 9 | E 9 | SSW 8 | SSW 7 | SSW 7 | SSW 7 | SW 6 | SSW 6 | SSW 7 | S 16 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | SE 9 | ESE 9 | SE 9 | SE 9 | SE 9 |
| kJ | — | — | 16 | 229 | 32 | 61 | 42 | 17 | 10 | 16 | 36 | 5 | 25 | 15 | 14 | 14 | 14 | 13 | 21 | 30 | 21 | 21 | 21 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 9 | S 16 | — | S 15 | S 15 | SE 8 | SE 8 | SE 10 | SE 8 | SE 14 | SE 14 | SE 14 | SE 13 |
| kJ | — | — | — | — | — | — | 17 | 17 | 16 | 24 | 25 | 5 | — | 4 | 4 | 3 | 3 | 4 | 3 | 8 | 8 | 7 | 7 |
Wind waves Height (m) Direction Period (s) | ENE 7 | E 7 | E 9 | — | E 9 | E 5 | ENE 6 | E 6 | ENE 6 | E 5 | E 4 | E 9 | — | — | NNW 2 | NW 3 | NW 3 | NW 3 | NNW 2 | — | — | — | — |
| kJ | 539 | 353 | 306 | — | 160 | 67 | 122 | 175 | 91 | 49 | 18 | 38 | — | — | 1 | 3 | 2 | 2 | 1 | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 865 | 879 | 282 | 708 | 684 | 33 | 700 | 33 | 113 | 9 | 0 | 0 | 0 | 20 | 7 | 16 | 0 | 6 | 38 | 6 | 38 | 38 | 38 |
Best forecast wave conditions in Rhode Island | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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