Surf Forecasts:
How big are the waves at Dunes today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 3.5ft (1.0m), 6s period with E swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 4ft (1.2m), 8s period with ENE swell.
- Evening surf: Evening surf (21 Aug, local time) - 3.5ft (1.1m), 5s period with ENE swell.
The current surf forecast for Dunes at 4PM is: 1.1m 5s primary swell from a East-northeast direction and 0.2m 7s secondary swell from a North-northeast direction, 0.2m 8s secondary swell from a North-northeast direction (forecast issued at 01:00pm August 21). The wind direction is predicted to be cross-onshore.
| Time (AST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 3.5ft (1.0m) | 6s |
| Afternoon (21 Aug) | 4ft (1.2m) | 8s |
| Evening (21 Aug) | 3.5ft (1.1m) | 5s |
Table - waves today at Dunes. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 15mm), heaviest on Sun afternoon. Warm (max 30°C on Sun morning, min 25°C on Sat night). Winds decreasing (fresh winds from the ENE on Fri afternoon, light winds from the ENE by Mon morning). | |||||||||||||||||||||
Fri 21 | Saturday 22 | Sunday 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 | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | E 8 | ENE 8 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 6 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | E 5 | E 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | E 5 |
Wave Graph  | |||||||||||||||||||||
 kJ | 124 | 168 | 59 | 61 | 64 | 66 | 64 | 58 | 65 | 77 | 99 | 98 | 64 | 47 | 51 | 40 | 37 | 69 | 82 | 98 | 78 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross | cross-off | cross-off | cross | cross-on | cross-on | cross | cross |
High Tide | 4:14PM0.48m | 2:57AM0.29m | 5:12PM0.48m | 3:56AM0.28m | 6:03PM0.50m | ||||||||||||||||
Low Tide | 8:42AM0.09m | 11:10PM0.24m | 9:35AM0.09m | 00:04AM0.23m | 10:30AM0.09m | ||||||||||||||||
 | | |  | | | | | |  | |  |  | | |  |  | | | | | |
 | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | 6:51 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — |
mm | — | — | — | — | — | — | — | — | — | 1 | 3 | 2 | — | — | — | — | — | 1 | 5 | 2 | 1 |
Temp °C | 29 | 29 | 28 | 27 | 27 | 26 | 26 | 27 | 29 | 29 | 28 | 27 | 26 | 25 | 25 | 27 | 30 | 29 | 28 | 27 | 27 |
Feels °C | 29 | 28 | 27 | 28 | 28 | 27 | 27 | 29 | 30 | 30 | 29 | 27 | 27 | 26 | 26 | 28 | 31 | 30 | 29 | 27 | 30 |
Swell 1 Height (m) Direction Period (s) | NNE 7 | N 11 | NNE 7 | NNE 7 | NNE 7 | NNE 8 | NE 8 | ENE 8 | NE 8 | N 10 | N 10 | NNE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | E 11 | E 11 | NNE 8 | NE 8 |
| kJ | 10 | 2 | 4 | 4 | 4 | 12 | 15 | 22 | 16 | 2 | 2 | 11 | 15 | 15 | 16 | 17 | 17 | 2 | 2 | 6 | 9 |
Swell 2 Height (m) Direction Period (s) | NE 9 | N 11 | NNE 8 | NNE 8 | NNE 8 | N 10 | N 10 | NNE 8 | N 10 | — | — | E 11 | E 11 | E 11 | — | — | E 11 | — | — | — | — |
| kJ | 3 | 2 | 7 | 6 | 7 | 2 | 2 | 12 | 2 | — | — | 3 | 2 | 2 | — | — | 2 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | N 11 | — | N 11 | N 11 | N 11 | E 12 | E 12 | N 10 | N 10 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | — | 2 | 2 | 2 | 3 | 3 | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | E 8 | ENE 8 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 6 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | E 5 | E 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | E 5 |
| kJ | 124 | 168 | 59 | 61 | 64 | 66 | 64 | 58 | 65 | 77 | 99 | 98 | 64 | 47 | 51 | 40 | 37 | 69 | 82 | 98 | 78 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 454 | 879 | 454 | 304 | 268 | 231 | 44 | 44 | 454 | 130 | 454 | 629 | 84 | 231 | 246 | 312 | 341 | 878 | 454 | 629 | 304 |
Best forecast wave conditions in Puerto Rico | |||||||||||||||||||||
Best forecast wave conditions in Puerto Rico | |||||||||||||||||||||
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