Surf Forecasts:
How big are the waves at Greenhill today (25 Sep):
- Morning surf: Morning surf (25 Sep, local time) - 6ft (1.9m), 12s period with SE swell.
- Afternoon surf: Afternoon surf (25 Sep, local time) - 6.5ft (2.0m), 12s period with ESE swell.
- Evening surf: Evening surf (25 Sep, local time) - 7ft (2.2m), 12s period with ESE swell.
The current surf forecast for Greenhill at 8PM is: 2.2m 12s primary swell from a Southeast direction (forecast issued at 01:00pm September 25). An open ocean swell of 2.5m 7s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Sep) | 6ft (1.9m) | 12s |
| Afternoon (25 Sep) | 6.5ft (2.0m) | 12s |
| Evening (25 Sep) | 7ft (2.2m) | 12s |
Table - waves today at Greenhill. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 92mm), heaviest during Sat night. Very mild (max 19°C on Sun morning, min 12°C on Fri night). Winds decreasing (near gales from the NNE on Sat afternoon, moderate winds from the E by Mon morning). | |||||||||||||||||||||
Fri 25 | Saturday 26 | Sunday 27 | |||||||||||||||||||
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) | SE 12 | ESE 12 | ESE 12 | SE 12 | ESE 12 | ESE 12 | ESE 11 | ESE 11 | ESE 11 | ESE 10 | ESE 10 | ENE 7 | ENE 7 | E 8 | ESE 9 | SE 9 | SSE 8 | SSE 8 | SSE 7 | S 7 | SSE 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1029 | 1119 | 1138 | 1278 | 1508 | 1319 | 940 | 846 | 855 | 647 | 528 | 1155 | 1207 | 1209 | 1884 | 1243 | 699 | 345 | 160 | 109 | 61 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off |
High Tide | 7:39PM1.22m | 8:00AM1.32m | 8:18PM1.23m | 8:39AM1.38m | 8:57PM1.23m | ||||||||||||||||
Low Tide | 1:33PM0.13m | 1:46AM0.09m | 2:14PM0.08m | 2:22AM0.05m | 2:56PM0.05m | ||||||||||||||||
 | |  |  |  | | | | | | | | |  | | | | | | | | |
 | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — |
 | — | — | 6:38 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:35 | — | — |
mm | — | — | 4 | 4 | 7 | 1 | 3 | 3 | 2 | 3 | 3 | 4 | 9 | 12 | 11 | 5 | 1 | 2 | 1 | 2 | 2 |
Temp °C | 16 | 16 | 13 | 13 | 13 | 12 | 13 | 13 | 13 | 14 | 14 | 14 | 15 | 16 | 17 | 19 | 18 | 18 | 17 | 18 | 17 |
Feels °C | 8 | 8 | 5 | 4 | 3 | 1 | 2 | 3 | 3 | 4 | 4 | 5 | 6 | 8 | 12 | 15 | 15 | 15 | 14 | 14 | 13 |
Swell 1 Height (m) Direction Period (s) | SE 12 | ESE 12 | ESE 12 | SE 12 | ESE 12 | ESE 12 | ESE 11 | ESE 11 | ESE 11 | ESE 10 | ESE 10 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | — | SSE 8 | SSE 8 | SSE 7 | S 7 | SSE 7 |
| kJ | 1029 | 1119 | 1138 | 1278 | 1508 | 1319 | 940 | 846 | 855 | 647 | 528 | 586 | 425 | 516 | 1033 | — | 699 | 345 | 160 | 109 | 61 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | SSE 10 | SSE 11 | SSE 10 | SSE 10 | SSE 11 | — | — | — | — | — | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 |
| kJ | — | — | — | — | — | — | 58 | 202 | 187 | 176 | 444 | — | — | — | — | — | 48 | 46 | 47 | 48 | 35 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 6 | SSW 6 | SW 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 33 | 26 | 8 |
Wind waves Height (m) Direction Period (s) | NE 6 | NE 6 | NE 6 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | ENE 7 | ENE 7 | E 8 | ESE 9 | SE 9 | E 9 | E 9 | ENE 4 | ENE 5 | ENE 5 |
| kJ | 199 | 248 | 266 | 534 | 577 | 656 | 926 | 867 | 589 | 527 | 624 | 1155 | 1207 | 1209 | 1884 | 1243 | 306 | 235 | 24 | 57 | 98 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 879 | 879 | 879 | 764 | 759 | 865 | 638 | 865 | 865 | 865 | 865 | 862 | 345 | 865 | 862 | 633 | 632 | 629 | 341 | 625 | 364 |
Best forecast wave conditions in Rhode Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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