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Surf Forecasts:
Greenhill surfForecast / Rhode Island / USA
48hr Weather and Surf, issued 6 am Wednesday 10 Dec 2025 ESTForecast 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
9.4° C
(Which is normal for this time of year)How big are the waves at Greenhill today?
The current surf forecast for Greenhill at 9AM is: 2.0m 7s primary swell from a Southwest direction and 0.1m 9s secondary swell from a Southeast direction (forecast issued at 06:00am December 10). The wind direction is predicted to be cross-onshore.
| Time (EST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Dec) | 6.5ft (2.0m) | 7s |
| Afternoon (10 Dec) | 8ft (2.5m) | 7s |
| Evening (10 Dec) | 8ft (2.5m) | 8s |
Table - waves today at Greenhill. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 10 | Thursday 11 | Friday 12 | Sat 13 | |||||||||||||||||||||
| 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 390 | 374 | 361 | 540 | 894 | 989 | 920 | 868 | 732 | 663 | 422 | 321 | 277 | 458 | 403 | 384 | 443 | 376 | 294 | 228 | 151 | 129 | 75 | 53 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide / height (m) | 12:04PM 1.18 | 12:43AM 1.10 | 1:01PM 1.09 | 1:42AM 1.11 | 1:57PM 1.02 | |||||||||||||||||||
Low Tide / height (m) | 5:46AM 0.23 | 6:27PM 0.21 | 6:51AM 0.29 | 7:19PM 0.24 | 7:56AM 0.32 | 8:09PM 0.26 | ||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Sat 13 | |||||||||||||||||||||
| Sunrise | - | - | 7:01 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - |
| Sunset | - | - | - | - | 4:15 | - | - | - | - | - | - | - | 4:16 | - | - | - | - | - | - | - | 4:16 | - | - | - |
 | |  |  |  | |  | |  | | | | |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | 1 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 5 | 4 | 6 | 9 | 9 | 9 | 6 | 6 | 5 | 4 | 0 | 0 | -1 | -1 | -2 | -2 | -3 | -3 | -2 | 0 | 0 | -1 | -2 | -2 |
| Feels °C (?) | -4 | -4 | -2 | 1 | 0 | 0 | -2 | -1 | -3 | -4 | -9 | -9 | -11 | -12 | -13 | -13 | -14 | -13 | -12 | -9 | -8 | -9 | -10 | -9 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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