Surf Forecasts:
How big are the waves at Roca Loca today (17 Aug):
- Afternoon surf: Afternoon surf (17 Aug, local time) - 3.5ft (1.0m), 14s period with SW swell.
- Evening surf: Evening surf (17 Aug, local time) - 3.5ft (1.0m), 14s period with SW swell.
The current surf forecast for Roca Loca at 11PM is: 1.0m 14s primary swell from a Southwest direction and 1.0m 7s secondary swell from a South direction (forecast issued at 05:00pm August 17). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | - | - |
| Afternoon (17 Aug) | 3.5ft (1.0m) | 14s |
| Evening (17 Aug) | 3.5ft (1.0m) | 14s |
Table - waves today at Roca Loca. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 19mm), heaviest on Mon night. Warm (max 28°C on Tue morning, min 26°C on Mon night). Wind will be generally light. | |||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||
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) | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 17 | SW 16 | SW 16 | SW 16 | SW 15 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 371 | 327 | 371 | 313 | 308 | 173 | 171 | 171 | 151 | 335 | 406 | 406 | 395 | 258 | 255 | 255 | 251 | 248 | 208 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross-off | cross-off | off | cross-on | glassy | cross-on | cross-on | cross-off | glassy | glassy | cross-off | glassy | cross-off | glassy | on | cross | glassy |
High Tide | 6:07PM2.56m | 6:28AM2.70m | 6:50PM2.38m | 7:10AM2.53m | 7:35PM2.20m | ||||||||||||||
Low Tide | 12:03PM0.27m | 00:13AM0.32m | 12:46PM0.40m | 00:54AM0.50m | 1:31PM0.54m | ||||||||||||||
 |  |  | | |  | | | | | | |  |  | | | | | | |
 | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — |
 | 5:54 | — | — | — | — | — | — | — | 5:53 | — | — | — | — | — | — | — | 5:53 | — | — |
mm | 1 | — | 2 | 4 | — | — | 1 | 1 | 2 | 1 | 1 | 2 | 1 | — | — | — | 1 | 1 | 1 |
Temp °C | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 27 | 28 | 28 | 28 | 27 |
Feels °C | 30 | 30 | 31 | 29 | 30 | 30 | 32 | 32 | 32 | 31 | 32 | 30 | 30 | 30 | 31 | 33 | 32 | 32 | 31 |
Swell 1 Height (m) Direction Period (s) | S 8 | S 7 | S 7 | S 7 | SSW 7 | SSW 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SSW 8 | SSW 8 | SSW 8 | S 9 | SSW 8 | SSW 9 | SSW 9 | SSW 9 |
| kJ | 138 | 134 | 112 | 109 | 89 | 96 | 131 | 127 | 121 | 118 | 118 | 99 | 99 | 120 | 96 | 120 | 126 | 129 | 129 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 15 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 |
| kJ | 371 | 327 | 371 | 313 | 308 | 171 | 171 | 171 | 138 | 335 | 406 | 406 | 395 | 258 | 255 | 255 | 251 | 248 | 208 |
Swell 3 Height (m) Direction Period (s) | S 10 | SW 17 | S 10 | S 10 | S 10 | SW 17 | SW 16 | SW 16 | SW 16 | S 12 | S 12 | S 12 | SSW 9 | S 11 | SW 6 | SW 6 | W 14 | W 14 | S 20 |
| kJ | 19 | 106 | 8 | 8 | 8 | 173 | 163 | 161 | 151 | 3 | 3 | 11 | 8 | 10 | 9 | 6 | 4 | 4 | 8 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 122 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 1 | 0 |
Best forecast wave conditions in Golfo de Nicoya | |||||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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