Surf Forecasts:
How big are the waves at Dunes today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 3ft (0.9m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 3.5ft (1.0m), 8s period with ENE swell.
- Evening surf: Evening surf (18 Aug, local time) - 3.5ft (1.0m), 8s period with ENE swell.
The current surf forecast for Dunes at 9PM is: 1.0m 8s primary swell from a East-northeast direction and 0.2m 9s secondary swell from a North-northeast direction, 0.1m 8s secondary swell from a North direction (forecast issued at 01:00pm August 18). The wind direction is predicted to be cross-shore.
| Time (AST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 3ft (0.9m) | 8s |
| Afternoon (18 Aug) | 3.5ft (1.0m) | 8s |
| Evening (18 Aug) | 3.5ft (1.0m) | 8s |
Table - waves today at Dunes. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Wed afternoon. Warm (max 30°C on Wed morning, min 25°C on Thu night). Winds increasing (calm on Wed night, fresh winds from the ENE by Thu afternoon). | |||||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||||
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) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 8 | E 8 | E 8 | ENE 6 | ENE 6 | E 6 | E 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 112 | 119 | 144 | 144 | 137 | 37 | 32 | 33 | 35 | 54 | 73 | 53 | 42 | 32 | 35 | 90 | 133 | 135 | 320 | 318 | 149 |
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 | glassy | glassy | cross-off | cross-off | cross-off | cross | cross | cross-on | cross-on | cross | cross |
High Tide | 1:20PM0.51m | 00:45AM0.36m | 2:16PM0.50m | 1:24AM0.33m | 3:14PM0.48m | ||||||||||||||||
Low Tide | 7:47PM0.22m | 7:06AM0.09m | 8:56PM0.23m | 7:52AM0.09m | 10:06PM0.24m | ||||||||||||||||
 | |  |  |  | | | | |  | |  | | | | | | | | | | |
 | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — |
mm | — | — | — | — | — | — | — | — | — | 6 | 7 | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 30 | 29 | 29 | 28 | 27 | 26 | 26 | 27 | 30 | 30 | 30 | 29 | 27 | 26 | 26 | 27 | 30 | 30 | 29 | 28 | 26 |
Feels °C | 30 | 29 | 30 | 30 | 29 | 28 | 29 | 29 | 33 | 34 | 34 | 34 | 30 | 29 | 30 | 30 | 31 | 30 | 28 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | NNE 10 | NNE 10 | NNE 9 | NNE 9 | NNE 9 | E 8 | E 8 | E 8 | E 8 | NNE 9 | NNE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | NNE 7 | NNE 7 | — | NNE 7 | NNE 8 |
| kJ | 9 | 9 | 8 | 8 | 8 | 33 | 32 | 32 | 32 | 15 | 14 | 21 | 21 | 22 | 35 | 90 | 17 | 17 | — | 17 | 11 |
Swell 2 Height (m) Direction Period (s) | — | N 8 | N 8 | N 8 | N 7 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | N 6 | N 6 | N 8 | NNE 8 | NNE 7 | N 7 | N 7 | NNE 7 | — | — | E 13 | N 6 |
| kJ | — | 1 | 1 | 1 | 4 | 8 | 8 | 8 | 8 | 3 | 3 | 10 | 19 | 17 | 9 | 9 | 17 | — | — | 3 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | N 7 | N 7 | N 7 | N 7 | — | — | NE 9 | — | — | NNE 8 | NNE 8 | — | — | — | — | E 13 |
| kJ | — | — | — | — | — | 4 | 4 | 4 | 3 | — | — | 3 | — | — | 7 | 7 | — | — | — | — | 3 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | — | E 8 | ENE 6 | ENE 6 | E 6 | E 6 |
| kJ | 112 | 119 | 144 | 144 | 137 | 37 | 31 | 33 | 35 | 54 | 73 | 53 | 42 | 32 | 24 | — | 133 | 135 | 320 | 318 | 149 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 316 | 454 | 454 | 312 | 87 | 20 | 3 | 103 | 452 | 9 | 0 | 0 | 0 | 0 | 0 | 3 | 9 | 130 | 454 | 21 | 580 |
Best forecast wave conditions in Puerto Rico | |||||||||||||||||||||
Best forecast wave conditions in Puerto Rico | |||||||||||||||||||||
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