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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 7 am Sunday 17 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
9.8° C
(Which is 1.0°C colder than average for this time of year)How big are the waves at Greenhill today?
The current surf forecast for Greenhill at 3PM is: 0.9m 8s primary swell from a South-southeast direction and 0.9m 7s secondary swell from a South-southwest direction (forecast issued at 07:00am May 17). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 3.5ft (1.1m) | 7s |
| Afternoon (17 May) | 3ft (0.9m) | 8s |
| Evening (17 May) | 3.5ft (1.1m) | 7s |
Table - waves today at Greenhill. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Sun afternoon, min 15°C on Mon afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 7 | S 7 | S 8 | SSE 8 | SSW 7 | SSW 7 | SSW 6 | SSE 8 | SSW 7 | SSW 7 | SSW 7 | SSE 8 | SSE 7 | SSE 7 | SSW 6 | S 5 | SE 9 | SE 9 | SSW 5 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | |
104 | 143 | 142 | 92 | 91 | 107 | 79 | 96 | 58 | 47 | 34 | 32 | 31 | 30 | 20 | 22 | 37 | 38 | 49 | 66 | 107 | 140 | 218 | 297 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | on | cross-on | cross | glassy | cross-off | cross-off | cross-off | cross | cross-on | on | on | on | on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | |
High Tide | 8:39AM1.19m | 9:07PM1.55m | 9:32AM1.17m | 10:02PM1.52m | 10:28AM1.14m | 10:59PM1.45m | ||||||||||||||||||
Low Tide | 2:43AM-0.01m | 2:37PM-0.03m | 3:36AM0.01m | 3:31PM-0.01m | 4:31AM0.04m | 4:27PM0.04m | ||||||||||||||||||
 |  | | | | |  |  | | | | | | | | | | |  | | | | | | |
 | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | 5:22 |
 | — | — | — | — | — | 8:00 | — | — | — | — | — | — | — | 8:00 | — | — | — | — | — | — | — | 8:00 | — | 8:01 |
1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 16 | 22 | 25 | 23 | 22 | 21 | 21 | 17 | 16 | 16 | 15 | 17 | 18 | 18 | 17 | 18 | 17 | 23 | 24 | 22 | 18 | 18 | 18 |
12 | 15 | 21 | 22 | 20 | 20 | 20 | 21 | 14 | 12 | 12 | 13 | 16 | 17 | 18 | 16 | 17 | 15 | 21 | 22 | 19 | 15 | 16 | 15 | |
Swell 1 Height (m) Direction Period (s) | S 7 | S 7 | S 8 | SSE 8 | SSE 8 | SSE 8 | SSW 6 | SSE 8 | SSE 8 | SSW 7 | SSW 7 | SSE 8 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SE 9 | SE 9 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 9 |
 kJ | 104 | 143 | 142 | 92 | 67 | 56 | 77 | 96 | 58 | 47 | 34 | 32 | 31 | 30 | 20 | 20 | 37 | 36 | 35 | 35 | 35 | 23 | 25 | 26 |
Swell 2 Height (m) Direction Period (s) | SSE 8 | SW 6 | SSE 8 | — | — | S 8 | S 8 | SW 7 | SSW 7 | SSE 8 | SSE 8 | SSW 6 | ESE 4 | ESE 4 | ESE 4 | S 13 | S 13 | S 13 | S 13 | S 16 | S 16 | S 16 | S 16 | S 16 |
| kJ | 56 | 30 | 113 | — | — | 29 | 29 | 54 | 50 | 33 | 33 | 22 | 9 | 5 | 1 | 3 | 3 | 3 | 4 | 5 | 5 | 5 | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | — | ESE 8 | — | — | — | — | SE 8 | — | — | — | — | — | SSW 6 | S 13 | S 13 | — | SE 13 | — | S 16 | S 13 | S 13 | — | — | — |
| kJ | — | 13 | — | — | — | — | 32 | — | — | — | — | — | 14 | 4 | 4 | — | 7 | — | 5 | 3 | 4 | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 6 | SW 6 | SW 6 | SW 7 | SSW 7 | SSW 7 | SW 6 | — | — | E 3 | E 4 | ESE 4 | — | SSW 6 | SSW 6 | S 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | SSW 7 |
| kJ | 54 | 109 | 25 | 63 | 91 | 107 | 79 | — | — | 7 | 14 | 12 | — | 15 | 18 | 22 | 25 | 38 | 49 | 66 | 107 | 140 | 218 | 297 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 12 | 11 | 11 | 39 | 12 | 16 | 7 | 0 | 9 | 165 | 624 | 624 | 624 | 624 | 176 | 227 | 227 | 224 | 227 | 1112 | 187 | 187 | 21 | 223 |
Best forecast wave conditions in Rhode Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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