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Dunes surfForecast / Puerto Rico / Puerto Rico
48hr Weather and Surf, issued 7 pm Sunday 17 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 1AM is: 1.6m 6s primary swell from a East direction and 0.4m 11s secondary swell from a Northeast direction (forecast issued at 07:00pm May 17). The wind direction is predicted to be cross-shore.
| Time (AST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 5ft (1.6m) | 7s |
| Afternoon (18 May) | 6ft (1.9m) | 7s |
| Evening (18 May) | 5.5ft (1.7m) | 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 20mm), heaviest during Tue afternoon. Warm (max 29°C on Wed morning, min 24°C on Sun night). Mainly fresh winds. | ||||||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 6 | ENE 6 | E 6 | E 6 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 6 | ENE 6 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | |
350 | 303 | 232 | 188 | 200 | 206 | 261 | 326 | 385 | 383 | 350 | 350 | 295 | 302 | 310 | 256 | 310 | 423 | 392 | 412 | 370 | 359 | 350 | 397 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | cross-on | cross | cross | cross | cross | cross | cross-off | cross | cross | cross | |
High Tide | 9:41PM0.68m | 9:13AM0.32m | 10:35PM0.68m | 10:11AM0.32m | 11:30PM0.66m | 11:13AM0.33m | ||||||||||||||||||
Low Tide | 2:18PM-0.03m | 4:30AM0.15m | 3:10PM-0.03m | 5:27AM0.16m | 4:05PM-0.02m | 6:24AM0.16m | ||||||||||||||||||
 |  | |  | |  |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — |
 | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:55 | — | — | — | — | — | — | 6:55 |
5 | 3 | 1 | — | — | — | — | 2 | 1 | — | — | — | — | — | — | 2 | 4 | 3 | — | — | — | — | — | 2 | |
Temp °C | 28 | 27 | 26 | 25 | 24 | 26 | 28 | 27 | 27 | 27 | 25 | 24 | 24 | 26 | 28 | 28 | 28 | 26 | 25 | 24 | 24 | 26 | 29 | 28 |
27 | 27 | 27 | 26 | 24 | 26 | 27 | 24 | 25 | 25 | 24 | 24 | 24 | 26 | 27 | 27 | 27 | 25 | 25 | 24 | 24 | 25 | 29 | 26 | |
Swell 1 Height (m) Direction Period (s) | — | NE 11 | NE 11 | NE 11 | NE 11 | NE 10 | NE 10 | N 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 6 | N 6 | N 6 |
 kJ | — | 41 | 40 | 40 | 40 | 39 | 28 | 2 | 16 | 16 | 16 | 15 | 25 | 14 | 14 | 4 | 4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | N 10 | N 9 | N 9 | N 8 | N 8 | N 8 | N 8 | N 7 | NE 9 | — | N 7 | N 7 | — | — | — | — | N 6 |
| kJ | — | — | — | — | — | — | — | 2 | 2 | 2 | 6 | 5 | 5 | 5 | 4 | 3 | — | 1 | 1 | — | — | — | — | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ENE 6 | ENE 6 | E 6 | E 6 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 6 | ENE 6 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 |
| kJ | 350 | 303 | 232 | 188 | 200 | 206 | 261 | 326 | 385 | 383 | 350 | 350 | 295 | 302 | 310 | 256 | 310 | 423 | 392 | 412 | 370 | 359 | 350 | 397 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 21 | 13 | 21 | 35 | 304 | 26 | 26 | 26 | 26 | 879 | 84 | 20 | 35 | 26 | 130 | 130 | 21 | 878 | 13 | 35 | 35 | 26 | 26 | 130 |
Best forecast wave conditions in Puerto Rico | ||||||||||||||||||||||||
Best forecast wave conditions in Puerto Rico | ||||||||||||||||||||||||
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