Surf Forecasts:
How big are the waves at Greenhill today (20 Jun):
- Morning surf: Morning surf (20 Jun, local time) - 4.5ft (1.3m), 8s period with SW swell.
- Afternoon surf: Afternoon surf (20 Jun, local time) - 4ft (1.2m), 7s period with SW swell.
- Evening surf: Evening surf (20 Jun, local time) - 4.5ft (1.3m), 8s period with SSW swell.
The current surf forecast for Greenhill at 4PM is: 1.2m 7s primary swell from a South-southwest direction and 0.4m 10s secondary swell from a South direction, 0.1m 13s secondary swell from a Southeast direction (forecast issued at 01:00pm June 20). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jun) | 4.5ft (1.3m) | 8s |
| Afternoon (20 Jun) | 4ft (1.2m) | 7s |
| Evening (20 Jun) | 4.5ft (1.3m) | 8s |
Table - waves today at Greenhill. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 18mm), heaviest on Mon night. Warm (max 24°C on Sat afternoon, min 16°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 20 | Sunday 21 | Monday 22 | Tue 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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 8 | SW 7 | SSW 7 | SSW 7 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 7 | S 7 | SSW 7 | SSW 7 | S 7 | S 7 | S 6 | S 6 | S 6 | S 5 | S 5 | S 6 | S 7 | S 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 164 | 156 | 160 | 163 | 163 | 137 | 101 | 99 | 77 | 81 | 104 | 38 | 68 | 48 | 34 | 33 | 29 | 28 | 47 | 52 | 65 | 146 | 171 | 152 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross-off | glassy | glassy | glassy | glassy | cross | cross-on | on | on | cross-off | off |
High Tide | 1:13PM1.17m | 1:33AM1.15m | 2:11PM1.17m | 2:28AM1.07m | 3:07PM1.17m | 3:21AM1.00m | ||||||||||||||||||
Low Tide | 7:23PM0.22m | 7:49AM0.18m | 8:25PM0.27m | 8:40AM0.21m | 9:26PM0.30m | |||||||||||||||||||
 |  |  | |  | | | | | | | |  | | | | |  | |  |  | | | | |
 | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:13 | — |
 | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:22 | — | — | — | 8:22 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 6 | 2 | 1 | 2 | 2 |
Temp °C | 22 | 24 | 23 | 23 | 19 | 17 | 16 | 19 | 22 | 24 | 24 | 24 | 21 | 20 | 20 | 21 | 21 | 18 | 16 | 17 | 19 | 20 | 18 | 16 |
Feels °C | 17 | 20 | 21 | 21 | 17 | 15 | 14 | 17 | 19 | 20 | 20 | 21 | 20 | 19 | 19 | 21 | 21 | 19 | 14 | 14 | 18 | 21 | 20 | 15 |
Swell 1 Height (m) Direction Period (s) | SE 13 | SE 13 | S 10 | SSW 7 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SE 12 | SE 12 | S 7 | SE 12 | SSW 7 | S 7 | S 7 | S 6 | S 6 | SE 11 | SE 11 | SE 11 | SE 11 | S 11 | S 7 |
| kJ | 7 | 7 | 30 | 163 | 163 | 137 | 101 | 99 | 77 | 6 | 6 | 38 | 6 | 48 | 34 | 33 | 29 | 28 | 5 | 5 | 5 | 5 | 2 | 152 |
Swell 2 Height (m) Direction Period (s) | SE 13 | — | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | — | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 11 | SE 11 | — | S 9 | S 9 | — | — | S 11 |
| kJ | 7 | — | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | — | 6 | 6 | 6 | 5 | 5 | 5 | 5 | — | 2 | 2 | — | — | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 11 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 |
Wind waves Height (m) Direction Period (s) | SW 8 | SW 7 | SSW 7 | — | — | — | — | — | — | SSW 8 | SSW 7 | SW 4 | SSW 7 | — | — | — | — | — | S 6 | S 5 | S 5 | S 6 | S 7 | — |
| kJ | 164 | 156 | 160 | — | — | — | — | — | — | 81 | 104 | 27 | 68 | — | — | — | — | — | 47 | 52 | 65 | 146 | 171 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 238 | 11 | 7 | 7 | 7 | 7 | 11 | 11 | 11 | 1830 | 238 | 624 | 11 | 38 | 61 | 764 | 3446 | 2590 | 1826 | 227 | 185 | 12 | 0 | 0 |
Best forecast wave conditions in Rhode Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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