- Forecast
- Maps
- Live
- Weather State
- Spot Information
Greenhill Surf Forecast
/ Rhode Island (33 breaks) / Rhode Island (34 breaks) /
Surf Forecasts:
Greenhill surfForecast / Rhode Island / USA
48hr Weather and Surf, issued 1 pm Wednesday 20 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
11.5° C
(Which is normal for this time of year)How big are the waves at Greenhill today?
The current surf forecast for Greenhill at 8PM is: 1.3m 6s primary swell from a South-southwest direction and 0.4m 9s secondary swell from a Southeast direction, 0.1m 15s secondary swell from a South direction (forecast issued at 01:00pm May 20). The wind direction is predicted to be cross-shore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 4.5ft (1.4m) | 7s |
| Afternoon (20 May) | 4.5ft (1.4m) | 6s |
| Evening (20 May) | 4.5ft (1.3m) | 6s |
Table - waves today at Greenhill. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 8mm), mostly falling on Wed night. Warm (max 29°C on Wed afternoon, min 10°C on Thu afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 7 | SSW 7 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | SSW 6 | SSW 6 | SSW 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | SE 9 | SE 9 | SE 9 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | |
149 | 144 | 160 | 140 | 111 | 93 | 68 | 53 | 41 | 28 | 27 | 28 | 28 | 27 | 19 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 15 | 14 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross | cross-off | cross-off | off | off | off | cross-off | glassy | cross-on | glassy | glassy | off | cross-off | cross-off | cross | cross-on | cross | cross-on | cross | cross-off | cross-off | |
High Tide | 11:28AM1.11m | 11:58PM1.36m | 12:32PM1.09m | 1:01AM1.26m | 1:39PM1.09m | 2:04AM1.18m | ||||||||||||||||||
Low Tide | 5:28PM0.11m | 6:28AM0.14m | 6:34PM0.18m | 7:29AM0.18m | 7:44PM0.23m | |||||||||||||||||||
 | |  |  |  |  | |  | | | | |  | | |  | | | | | | | | | |
 | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — |
 | — | — | — | 8:01 | — | — | — | — | — | — | — | 8:02 | — | — | — | — | — | — | — | 8:04 | — | — | — | 8:05 |
— | — | 1 | 3 | 2 | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 26 | 29 | 26 | 24 | 20 | 18 | 16 | 15 | 11 | 10 | 12 | 11 | 11 | 11 | 10 | 10 | 13 | 14 | 13 | 12 | 12 | 12 | 11 | 11 |
25 | 27 | 25 | 23 | 17 | 15 | 13 | 12 | 6 | 8 | 11 | 10 | 10 | 11 | 8 | 7 | 9 | 10 | 8 | 8 | 9 | 9 | 8 | 6 | |
Swell 1 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | SE 9 | SSW 7 | SSW 7 | SSW 6 | SSW 6 | SSW 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 | SE 4 | SE 5 | SE 5 |
 kJ | 21 | 21 | 21 | 21 | 111 | 93 | 68 | 53 | 41 | 28 | 27 | 28 | 28 | 27 | 19 | 11 | 11 | 6 | 6 | 6 | 13 | 3 | 7 | 5 |
Swell 2 Height (m) Direction Period (s) | S 15 | S 15 | S 15 | S 15 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | E 4 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 |
| kJ | 4 | 4 | 4 | 4 | 21 | 21 | 21 | 21 | 12 | 12 | 3 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 15 | 14 |
Swell 3 Height (m) Direction Period (s) | SE 12 | SE 12 | S 12 | — | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | SE 9 | E 4 | E 4 | S 14 | S 14 | S 13 | S 13 | S 7 | SE 13 | SE 13 | ENE 4 | S 6 | S 6 | S 6 |
| kJ | 6 | 6 | 3 | — | 4 | 4 | 4 | 4 | 4 | 4 | 12 | 1 | 1 | 4 | 4 | 3 | 3 | 1 | 7 | 7 | 1 | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | SSW 7 | SSW 7 | SSW 6 | SSW 6 | — | NW 2 | — | ENE 3 | NE 3 | ENE 4 | ENE 4 | — | ESE 4 | — | — | NE 2 | E 4 | E 4 | ESE 4 | ESE 4 | SE 5 | — | — | — |
| kJ | 149 | 144 | 160 | 140 | — | 1 | — | 1 | 2 | 4 | 10 | — | 5 | — | — | 2 | 9 | 10 | 9 | 6 | 10 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 227 | 227 | 204 | 11 | 0 | 0 | 0 | 0 | 6 | 109 | 164 | 683 | 61 | 164 | 95 | 722 | 691 | 691 | 683 | 696 | 684 | 605 | 605 | 605 |
Best forecast wave conditions in Rhode Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Greenhill surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest