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Dunes surfForecast / Puerto Rico / Puerto Rico
48hr Weather and Surf, issued 7 am Wednesday 20 May 2026 ASTForecast update in hr min s Forecast update imminent
Dunes surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dunes sea temperature is
28.2° C
(Which is slightly warmer than usual)How big are the waves at Dunes today?
The current surf forecast for Dunes at 2PM is: 2.1m 6s primary swell from a East-northeast direction and 0.1m 6s secondary swell from a North direction, 0.1m 6s secondary swell from a North direction (forecast issued at 07:00am May 20). The wind direction is predicted to be cross-shore.
| Time (AST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 5.5ft (1.7m) | 8s |
| Afternoon (20 May) | 7ft (2.1m) | 7s |
| Evening (20 May) | 6ft (1.9m) | 8s |
Table - waves today at Dunes. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 26mm), heaviest during Fri afternoon. Warm (max 28°C on Wed morning, min 24°C on Wed night). Winds decreasing (fresh winds from the ENE on Wed afternoon, light winds from the ESE by Wed night). | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 8 | ENE 8 | ENE 8 | ENE 6 | ENE 7 | E 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | ENE 6 | ENE 6 | ENE 6 | ENE 8 | |
361 | 361 | 361 | 341 | 444 | 435 | 373 | 295 | 266 | 266 | 266 | 344 | 372 | 517 | 336 | 308 | 280 | 279 | 259 | 295 | 179 | 154 | 148 | 226 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross-on | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross | cross | cross | cross-off | cross | cross | cross-on | cross | cross | cross | cross | cross | |
High Tide | 11:13AM0.33m | 00:25AM0.63m | 12:20PM0.35m | 1:19AM0.59m | 1:30PM0.38m | |||||||||||||||||||
Low Tide | 6:24AM0.16m | 5:05PM0.02m | 7:19AM0.16m | 6:10PM0.07m | 8:11AM0.16m | 7:22PM0.12m | ||||||||||||||||||
 |  | |  | |  | | | | | |  | | | | | | | | | | | | | |
 | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | 5:52 |
 | — | — | — | — | 6:55 | — | — | — | — | — | — | — | 6:55 | — | — | — | — | — | — | — | 6:57 | — | — | 6:57 |
— | — | — | 3 | 4 | 2 | — | — | — | — | — | — | 3 | 1 | — | — | — | — | — | 1 | 6 | 4 | 1 | 1 | |
Temp °C | 24 | 25 | 28 | 27 | 27 | 27 | 25 | 24 | 24 | 26 | 28 | 27 | 27 | 27 | 25 | 24 | 25 | 26 | 28 | 27 | 28 | 26 | 25 | 25 |
25 | 25 | 27 | 24 | 25 | 27 | 25 | 25 | 25 | 26 | 27 | 26 | 27 | 28 | 26 | 25 | 26 | 26 | 28 | 26 | 28 | 26 | 25 | 26 | |
Swell 1 Height (m) Direction Period (s) | N 6 | N 6 | N 6 | N 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 13 | N 13 | NE 13 | NE 12 | NNE 12 | NNE 12 |
 kJ | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 3 | 7 | 6 | 14 | 13 |
Swell 2 Height (m) Direction Period (s) | — | — | — | N 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 6 | ENE 7 | E 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | ENE 6 | ENE 6 | ENE 6 | ENE 8 |
| kJ | 361 | 361 | 361 | 341 | 444 | 435 | 373 | 295 | 266 | 266 | 266 | 344 | 372 | 517 | 336 | 308 | 280 | 279 | 259 | 295 | 179 | 154 | 148 | 226 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 20 | 26 | 879 | 879 | 21 | 13 | 26 | 20 | 84 | 130 | 9 | 130 | 21 | 5 | 13 | 26 | 84 | 304 | 130 | 130 | 878 | 878 | 304 | 35 |
Best forecast wave conditions in Puerto Rico | ||||||||||||||||||||||||
Best forecast wave conditions in Puerto Rico | ||||||||||||||||||||||||
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