Surf Forecasts:
How big are the waves at Dunes today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 3.5ft (1.0m), 5s period with E swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 5.5ft (1.7m), 6s period with ENE swell.
- Evening surf: Evening surf (20 Aug, local time) - 6ft (1.8m), 6s period with E swell.
The current surf forecast for Dunes at 12PM is: 1.3m 6s primary swell from a East direction and 0.4m 7s secondary swell from a North-northeast direction (forecast issued at 07:00am August 20). The wind direction is predicted to be cross-onshore.
| Time (AST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 3.5ft (1.0m) | 5s |
| Afternoon (20 Aug) | 5.5ft (1.7m) | 6s |
| Evening (20 Aug) | 6ft (1.8m) | 6s |
Table - waves today at Dunes. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Sat afternoon. Warm (max 30°C on Thu morning, min 25°C on Thu night). Mainly fresh winds. | |||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | |||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | E 5 | E 5 | E 6 | ENE 6 | ENE 6 | E 6 | E 6 | E 6 | E 6 | E 5 | E 5 | E 5 | ENE 6 | ENE 5 | E 5 | ENE 5 | ENE 5 | E 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 50 | 56 | 77 | 161 | 275 | 279 | 144 | 75 | 78 | 85 | 78 | 129 | 173 | 117 | 64 | 59 | 69 | 66 | 58 | 62 | 64 | 72 | 78 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross |
High Tide | 3:14PM0.48m | 2:06AM0.30m | 4:14PM0.48m | 2:57AM0.29m | 5:12PM0.48m | ||||||||||||||||||
Low Tide | 7:52AM0.09m | 10:06PM0.24m | 8:42AM0.09m | 11:10PM0.24m | 9:35AM0.09m | ||||||||||||||||||
 |  | | | | | | | | | | | | | |  | | |  |  | | | | |
 | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:50 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 5 | — | — |
Temp °C | 26 | 27 | 30 | 29 | 28 | 27 | 26 | 25 | 25 | 27 | 30 | 29 | 28 | 27 | 27 | 26 | 26 | 27 | 29 | 29 | 28 | 27 | 27 |
Feels °C | 28 | 29 | 31 | 28 | 26 | 26 | 27 | 26 | 26 | 29 | 29 | 28 | 27 | 27 | 28 | 27 | 28 | 28 | 29 | 30 | 28 | 27 | 29 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | NNE 7 | — | NNE 7 | NNE 7 | NNE 8 | E 8 | NNE 7 | NNE 7 | NNE 7 | N 11 | N 11 | NNE 8 | NNE 7 | NNE 8 | NNE 8 | NE 8 | NNE 8 | N 10 | N 10 | NNE 8 | NNE 8 |
| kJ | 34 | 34 | 17 | — | 17 | 10 | 11 | 32 | 11 | 10 | 10 | 2 | 2 | 6 | 5 | 12 | 12 | 16 | 13 | 2 | 2 | 11 | 11 |
Swell 2 Height (m) Direction Period (s) | N 7 | N 7 | — | — | — | — | N 6 | NNE 7 | E 13 | — | NE 9 | N 11 | N 11 | N 11 | NE 8 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | — | E 11 |
| kJ | 9 | 8 | — | — | — | — | 1 | 10 | 3 | — | 3 | 2 | 2 | 2 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | — | 2 |
Swell 3 Height (m) Direction Period (s) | NNE 8 | NNE 8 | — | — | — | — | — | N 6 | — | — | N 11 | — | E 12 | N 11 | N 11 | E 12 | E 12 | E 12 | — | — | E 11 | — | — |
| kJ | 7 | 7 | — | — | — | — | — | 1 | — | — | 2 | — | 3 | 2 | 2 | 3 | 3 | 3 | — | — | 3 | — | — |
Wind waves Height (m) Direction Period (s) | E 5 | E 5 | E 6 | ENE 6 | ENE 6 | E 6 | E 6 | E 6 | E 6 | E 5 | E 5 | E 5 | ENE 6 | ENE 5 | E 5 | ENE 5 | ENE 5 | E 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 |
| kJ | 50 | 56 | 77 | 161 | 275 | 279 | 144 | 75 | 78 | 85 | 78 | 129 | 173 | 117 | 64 | 59 | 69 | 66 | 58 | 62 | 64 | 72 | 78 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 44 | 44 | 341 | 1193 | 1077 | 26 | 26 | 44 | 44 | 276 | 879 | 879 | 629 | 629 | 304 | 84 | 35 | 84 | 130 | 304 | 130 | 580 | 231 |
Best forecast wave conditions in Puerto Rico | |||||||||||||||||||||||
Best forecast wave conditions in Puerto Rico | |||||||||||||||||||||||
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