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Greenhill Surf Forecast
/ Rhode Island (33 breaks) / Rhode Island (34 breaks) /
Surf Forecasts:
Greenhill surfForecast / Rhode Island / USA
48hr Weather and Surf, issued 1 am Tuesday 12 May 2026 EDTForecast update in hr min s Forecast update imminent
Greenhill surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Greenhill sea temperature is
9.5° C
(Which is normal for this time of year)How big are the waves at Greenhill today?
The current surf forecast for Greenhill at 5AM is: 0.4m 8s primary swell from a East-southeast direction and 0.4m 7s secondary swell from a Southeast direction (forecast issued at 01:00am May 12). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 2ft (0.6m) | 8s |
| Afternoon (12 May) | 1.5ft (0.5m) | 7s |
| Evening (12 May) | 3ft (0.9m) | 4s |
Table - waves today at Greenhill. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 10mm), heaviest on Thu morning. Very mild (max 14°C on Tue afternoon, min 9°C on Tue morning). Winds decreasing (fresh winds from the S on Wed afternoon, calm by Thu morning). | ||||||||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SE 7 | ESE 8 | SE 8 | SE 8 | SE 7 | SE 7 | SW 4 | SW 4 | SW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 | |
43 | 26 | 45 | 28 | 27 | 26 | 29 | 34 | 35 | 39 | 44 | 52 | 78 | 126 | 127 | 146 | 148 | 132 | 81 | 77 | 39 | 40 | 41 | 68 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | cross-off | cross-on | on | on | |
High Tide | 4:22AM1.08m | 5:00PM1.21m | 5:15AM1.12m | 5:48PM1.32m | 6:06AM1.16m | 6:36PM1.43m | ||||||||||||||||||
Low Tide | 10:36AM0.19m | 11:15PM0.22m | 11:23AM0.12m | 00:08AM0.13m | 12:10PM0.05m | |||||||||||||||||||
 |  |  | | | | |  | | |  | |  | | | | | |  | | | | | | |
 | — | 5:31 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:54 | — | — | — | — | — | — | — | 7:55 | — | — | — | — | — | — | — | 7:57 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 5 | 4 | — | — | — | |
Temp °C | 9 | 8 | 9 | 13 | 14 | 14 | 12 | 11 | 10 | 10 | 11 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 13 | 14 | 12 | 12 |
3 | 3 | 4 | 9 | 9 | 8 | 6 | 6 | 5 | 6 | 6 | 6 | 6 | 7 | 9 | 8 | 9 | 9 | 11 | 12 | 13 | 13 | 11 | 11 | |
Swell 1 Height (m) Direction Period (s) | SE 7 | ESE 8 | SE 8 | SE 8 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | ESE 7 | ESE 7 | ESE 7 | SE 10 | SE 10 | SE 10 | SE 10 | SW 6 | SW 6 | SE 10 | S 6 | S 6 | S 6 | SSE 6 |
 kJ | 43 | 26 | 45 | 28 | 27 | 26 | 13 | 12 | 12 | 12 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 45 | 18 | 4 | 39 | 40 | 41 | 68 |
Swell 2 Height (m) Direction Period (s) | SSW 6 | SE 7 | S 6 | S 6 | SSE 11 | SE 11 | SSE 10 | SE 10 | SE 10 | SSE 10 | SE 10 | SE 10 | SE 10 | ESE 7 | ESE 7 | — | ESE 10 | ESE 10 | SE 10 | SE 10 | SE 10 | ESE 5 | ESE 6 | ESE 10 |
| kJ | 13 | 13 | 7 | 3 | 11 | 18 | 11 | 17 | 16 | 10 | 16 | 4 | 4 | 5 | 5 | — | 10 | 10 | 4 | 4 | 4 | 17 | 12 | 10 |
Swell 3 Height (m) Direction Period (s) | SSE 11 | S 6 | SSE 11 | SSE 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 10 | SE 10 | SE 10 | SW 5 |
| kJ | 11 | 12 | 11 | 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 4 | 4 | 1 |
Wind waves Height (m) Direction Period (s) | NW 2 | WNW 3 | NW 3 | NNW 3 | SW 6 | SW 3 | SW 4 | SW 4 | SW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 | S 6 | ESE 5 | — | — | — |
| kJ | 1 | 3 | 2 | 1 | 8 | 6 | 29 | 34 | 35 | 39 | 44 | 52 | 78 | 126 | 127 | 146 | 148 | 132 | 81 | 77 | 25 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 11 | 109 | 70 | 38 | 93 | 131 | 176 | 173 | 173 | 150 | 150 | 176 | 1112 | 1709 | 1071 | 282 | 451 | 224 | 12 | 0 | 0 | 208 | 38 | 11 |
Best forecast wave conditions in Rhode Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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