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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 Wednesday 13 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
9.6° C
(Which is slightly cooler than normal)How big are the waves at Greenhill today?
The current surf forecast for Greenhill at 8AM is: 1.0m 5s primary swell from a South-southwest direction and 0.3m 7s secondary swell from a East-southeast direction, 0.3m 10s secondary swell from a Southeast direction (forecast issued at 01:00am May 13). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 3.5ft (1.0m) | 5s |
| Afternoon (13 May) | 5ft (1.5m) | 6s |
| Evening (13 May) | 5ft (1.6m) | 6s |
Table - waves today at Greenhill. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 15mm), heaviest on Thu afternoon. Very mild (max 14°C on Wed afternoon, min 9°C on Fri night). Winds decreasing (fresh winds from the SSW on Wed afternoon, calm by Thu night). | ||||||||||||||||||||||||
Wednesday 13 | Thursday 14 | Friday 15 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 6 | SSW 6 | S 6 | S 6 | SSE 6 | SSW 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 8 | SE 8 | SE 8 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | |
43 | 39 | 46 | 72 | 126 | 171 | 170 | 154 | 148 | 126 | 54 | 84 | 87 | 100 | 85 | 104 | 198 | 274 | 196 | 382 | 307 | 272 | 235 | 183 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | on | on | on | glassy | glassy | off | off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 5:15AM1.12m | 5:48PM1.32m | 6:06AM1.16m | 6:36PM1.43m | 6:57AM1.18m | 7:25PM1.51m | ||||||||||||||||||
Low Tide | 11:15PM0.22m | 11:23AM0.12m | 00:08AM0.13m | 12:10PM0.05m | 00:59AM0.06m | 12:58PM0.00m | ||||||||||||||||||
 | |  | |  |  |  | | |  |  | |  | | | | | | |  | | | |  | |
 | — | 5:30 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:55 | — | — | — | — | — | — | — | 7:57 | — | — | — | — | — | — | — | 7:58 | — | — |
— | — | — | — | — | — | — | — | — | 1 | 1 | 3 | 6 | 3 | — | — | — | — | — | 1 | — | — | — | — | |
Temp °C | 10 | 10 | 11 | 12 | 14 | 14 | 13 | 14 | 13 | 12 | 12 | 12 | 13 | 13 | 12 | 12 | 11 | 11 | 12 | 13 | 12 | 11 | 10 | 9 |
5 | 6 | 6 | 6 | 7 | 8 | 8 | 9 | 9 | 9 | 11 | 11 | 11 | 13 | 11 | 11 | 10 | 10 | 11 | 12 | 8 | 6 | 6 | 7 | |
Swell 1 Height (m) Direction Period (s) | SE 7 | SE 7 | ESE 7 | ESE 7 | ESE 7 | SE 10 | ESE 7 | SE 10 | ESE 10 | SW 6 | SSW 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 8 | SE 8 | SE 8 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 |
 kJ | 12 | 12 | 9 | 5 | 5 | 4 | 4 | 4 | 10 | 36 | 54 | 84 | 87 | 100 | 85 | 104 | 198 | 274 | 196 | 382 | 307 | 272 | 235 | 183 |
Swell 2 Height (m) Direction Period (s) | SE 10 | SSE 10 | SE 10 | SE 10 | SE 10 | ESE 7 | SE 10 | ESE 6 | ESE 10 | — | SE 10 | SE 10 | SE 10 | SE 10 | ESE 10 | — | ESE 9 | — | SE 10 | — | — | E 9 | SW 6 | SW 6 |
| kJ | 16 | 10 | 16 | 16 | 4 | 4 | 4 | 4 | 10 | — | 4 | 4 | 4 | 4 | 10 | — | 157 | — | 102 | — | — | 169 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | SW 6 | SW 6 | — | — | — | — | — | — | — | SW 6 | SW 6 | SSE 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | 11 | 11 | 22 |
Wind waves Height (m) Direction Period (s) | SW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 6 | SSW 6 | S 6 | S 6 | SSE 6 | SE 5 | — | — | — | — | — | — | — | — | — | — | NE 2 | NE 3 | — |
| kJ | 43 | 39 | 46 | 72 | 126 | 171 | 170 | 154 | 148 | 126 | 42 | — | — | — | — | — | — | — | — | — | — | 1 | 5 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 150 | 150 | 150 | 1428 | 1202 | 1112 | 1071 | 361 | 430 | 325 | 12 | 7 | 126 | 11 | 11 | 11 | 0 | 0 | 0 | 0 | 7 | 7 | 7 | 0 |
Best forecast wave conditions in Rhode Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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