Surf Forecasts:
How big are the waves at Greenhill today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 0.5ft (0.2m), 8s period with ESE swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 0.5ft (0.2m), 7s period with ESE swell.
- Evening surf: Evening surf (17 Sep, local time) - 2ft (0.6m), 4s period with SSW swell.
The current surf forecast for Greenhill at 2PM is: 0.1m 12s primary swell from a Southeast direction and 0.2m 7s secondary swell from a East-southeast direction, 0.3m 3s secondary swell from a South-southwest direction (forecast issued at 07:00am September 17). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 0.5ft (0.2m) | 8s |
| Afternoon (17 Sep) | 0.5ft (0.2m) | 7s |
| Evening (17 Sep) | 2ft (0.6m) | 4s |
Table - waves today at Greenhill. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Fri afternoon, min 12°C on Sat morning). Wind will be generally light. | |||||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | |||||||||||||||||||||
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) | ESE 8 | ESE 8 | ESE 7 | ESE 7 | ESE 7 | SW 4 | SW 4 | SW 4 | SW 5 | SW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | ESE 6 | ESE 8 | SE 8 | SE 8 | SE 8 | SE 8 | ESE 7 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 12 | 12 | 6 | 6 | 6 | 6 | 15 | 26 | 33 | 62 | 24 | 15 | 14 | 8 | 8 | 5 | 4 | 7 | 11 | 10 | 16 | 15 | 5 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | cross-on | cross-off | off | off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross | cross-off | cross |
High Tide | 12:45PM1.11m | 1:01AM0.88m | 1:42PM1.05m | 2:03AM0.85m | 2:47PM1.02m | ||||||||||||||||||
Low Tide | 6:11AM0.30m | 7:13PM0.39m | 7:02AM0.36m | 8:15PM0.43m | 8:04AM0.40m | 9:23PM0.44m | |||||||||||||||||
 |  | | | |  | | | |  | | | | | | |  |  | | | | | | |
 | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — |
 | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:49 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 20 | 22 | 22 | 22 | 21 | 21 | 21 | 20 | 20 | 24 | 26 | 25 | 22 | 18 | 15 | 14 | 12 | 15 | 17 | 16 | 15 | 14 |
Feels °C | 21 | 20 | 22 | 21 | 21 | 20 | 20 | 20 | 20 | 21 | 24 | 25 | 24 | 19 | 13 | 10 | 10 | 8 | 11 | 14 | 12 | 11 | 10 |
Swell 1 Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | SW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | ESE 8 | SE 8 | SE 8 | SE 8 | SE 8 | ESE 7 |
| kJ | 12 | 12 | 5 | 5 | 5 | 5 | 4 | 5 | 5 | 38 | 24 | 15 | 14 | 8 | 8 | 5 | 2 | 7 | 11 | 10 | 16 | 15 | 5 |
Swell 2 Height (m) Direction Period (s) | SE 13 | SE 13 | SE 12 | SE 12 | SE 9 | SE 12 | SE 12 | SE 12 | SE 12 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 6 | ESE 6 | SSW 5 | SE 12 | SE 11 | SE 11 | SE 11 | SE 9 |
| kJ | 7 | 6 | 6 | 6 | 3 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 2 | 5 | 5 | 5 | 5 | 3 |
Swell 3 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | SE 9 | SE 12 | SE 9 | SE 9 | SE 9 | SE 9 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | E 3 | SE 8 | SE 8 | SE 12 | SW 5 | — | — | — | SE 11 |
| kJ | 3 | 3 | 3 | 3 | 6 | 3 | 3 | 3 | 3 | 6 | 6 | 6 | 5 | 5 | 1 | 3 | 3 | 5 | 1 | — | — | — | 5 |
Wind waves Height (m) Direction Period (s) | SSW 3 | SSW 3 | SSW 3 | SSW 3 | SSW 3 | SW 4 | SW 4 | SW 4 | SW 5 | SW 5 | — | — | — | — | — | NNE 3 | NE 3 | ENE 5 | ENE 5 | E 5 | E 4 | E 4 | ESE 4 |
| kJ | 1 | 1 | 1 | 1 | 4 | 6 | 15 | 26 | 33 | 62 | — | — | — | — | — | 3 | 6 | 37 | 36 | 17 | 9 | 7 | 5 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 150 | 150 | 150 | 722 | 729 | 173 | 173 | 173 | 150 | 0 | 95 | 61 | 61 | 624 | 632 | 632 | 149 | 113 | 113 | 188 | 1177 | 1177 | 176 |
Best forecast wave conditions in Rhode Island | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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