Surf Forecasts:
How big are the waves at Roca Alta today (16 Aug):
- Morning surf: Morning surf (16 Aug, local time) - 8ft (2.4m), 11s period with ENE swell.
- Afternoon surf: Afternoon surf (16 Aug, local time) - 7ft (2.2m), 10s period with ENE swell.
- Evening surf: Evening surf (16 Aug, local time) - 6.5ft (2.0m), 10s period with ENE swell.
The current surf forecast for Roca Alta at 7PM is: 2.0m 10s primary swell from a East-northeast direction (forecast issued at 11:00am August 16). The wind direction is predicted to be cross-shore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Aug) | 8ft (2.4m) | 11s |
| Afternoon (16 Aug) | 7ft (2.2m) | 10s |
| Evening (16 Aug) | 6.5ft (2.0m) | 10s |
Table - waves today at Roca Alta. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 33mm), heaviest during Tue afternoon. Warm (max 28°C on Mon morning, min 24°C on Sun night). Wind will be generally light. | |||||||||||||||||||||
Sun 16 | Monday 17 | Tuesday 18 | |||||||||||||||||||
9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | NE 9 | NE 9 | NE 8 | NE 9 | NE 10 | NE 10 | ENE 10 | ENE 10 | ENE 10 | NE 10 | NE 10 | NE 9 | NE 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1289 | 1042 | 926 | 838 | 703 | 559 | 497 | 440 | 388 | 334 | 286 | 349 | 398 | 452 | 543 | 600 | 684 | 710 | 667 | 599 | 502 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross |
High Tide | 4:01PM0.27m | 4:03AM0.16m | 4:42PM0.31m | 5:09AM0.13m | 5:22PM0.33m | ||||||||||||||||
Low Tide | 9:12AM-0.01m | 10:43PM0.03m | 9:46AM0.01m | 11:50PM0.00m | 10:18AM0.02m | ||||||||||||||||
 |  |  |  |  | |  |  | | | |  | | | | |  | | | | | |
 | 5:22 | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — |
 | — | — | 5:49 | — | — | — | — | — | — | — | 5:49 | — | — | — | — | — | — | — | 5:47 | — | — |
mm | 2 | 2 | 3 | 1 | — | — | — | — | — | — | 1 | 1 | — | — | — | 1 | — | 1 | 3 | 5 | 5 |
Temp °C | 26 | 27 | 26 | 25 | 25 | 25 | 24 | 25 | 27 | 28 | 28 | 27 | 26 | 26 | 25 | 25 | 26 | 28 | 28 | 26 | 25 |
Feels °C | 29 | 30 | 30 | 29 | 28 | 27 | 25 | 27 | 29 | 30 | 31 | 31 | 29 | 29 | 27 | 28 | 29 | 31 | 31 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | NE 9 | NE 9 | NE 8 | NE 9 | NE 10 | NE 10 | ENE 10 | ENE 10 | ENE 10 | NE 10 | NE 10 | NE 9 | NE 9 |
| kJ | 1289 | 1042 | 926 | 838 | 703 | 559 | 497 | 440 | 388 | 334 | 286 | 349 | 398 | 452 | 543 | 600 | 684 | 710 | 667 | 599 | 502 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | NE 11 | NE 11 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 32 | 61 | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | WNW 3 | WNW 3 | WNW 3 | NW 3 | — | — | — | — | NW 3 | NW 4 | NW 4 | WNW 4 | — | — | — |
| kJ | — | — | — | — | — | — | 6 | 7 | 3 | 9 | — | — | — | — | 5 | 17 | 18 | 8 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 22 | 13 | 10 | 13 | 13 | 10 | 10 | 13 | 130 | 22 | 22 | 10 | 10 | 10 | 2 | 10 | 22 | 22 | 13 | 10 |
Best forecast wave conditions in Limon | |||||||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||||||
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