Surf Forecasts:
How big are the waves at Roca Alta today (13 Aug):
- Morning surf: Morning surf (13 Aug, local time) - 5ft (1.6m), 9s period with ENE swell.
- Afternoon surf: Afternoon surf (13 Aug, local time) - 4.5ft (1.3m), 9s period with ENE swell.
- Evening surf: Evening surf (13 Aug, local time) - 4.5ft (1.3m), 8s period with ENE swell.
The current surf forecast for Roca Alta at 7PM is: 1.3m 8s primary swell from a East-northeast direction (forecast issued at 11:00am August 13). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Aug) | 5ft (1.6m) | 9s |
| Afternoon (13 Aug) | 4.5ft (1.3m) | 9s |
| Evening (13 Aug) | 4.5ft (1.3m) | 8s |
Table - waves today at Roca Alta. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 63mm), heaviest during Sat night. Warm (max 28°C on Thu morning, min 24°C on Sat night). Wind will be generally light. | |||||||||||||||||||||
Thu 13 | Friday 14 | Saturday 15 | |||||||||||||||||||
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 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 398 | 346 | 273 | 255 | 212 | 207 | 202 | 202 | 207 | 212 | 207 | 202 | 242 | 248 | 347 | 520 | 674 | 853 | 983 | 1196 | 1509 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | cross-on | glassy | cross-off | cross-off | cross-off | cross-off | glassy | on | on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross | cross |
High Tide | 1:27PM0.12m | 00:32AM0.30m | 2:26PM0.18m | 1:40AM0.24m | 3:17PM0.23m | ||||||||||||||||
Low Tide | 7:17AM-0.05m | 5:44PM0.07m | 7:58AM-0.04m | 7:37PM0.08m | 8:37AM-0.02m | ||||||||||||||||
 | | |  | |  |  |  |  | | | | | | | | | | | | | |
 | 5:22 | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — |
 | — | — | 5:51 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — |
mm | 2 | 2 | 2 | 1 | 1 | — | 1 | 2 | — | 1 | — | 1 | 2 | 1 | 2 | 4 | 4 | 3 | 3 | 3 | 3 |
Temp °C | 27 | 28 | 28 | 27 | 26 | 25 | 25 | 25 | 27 | 28 | 28 | 27 | 26 | 26 | 26 | 25 | 25 | 25 | 26 | 25 | 25 |
Feels °C | 32 | 32 | 32 | 31 | 30 | 28 | 28 | 28 | 31 | 31 | 31 | 31 | 30 | 29 | 29 | 28 | 28 | 28 | 30 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 10 |
| kJ | 398 | 346 | 273 | 255 | 212 | 207 | 202 | 202 | 207 | 212 | 207 | 202 | 242 | 248 | 347 | 520 | 674 | 853 | 983 | 1196 | 1509 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 22 | 13 | 10 | 10 | 10 | 10 | 10 | 22 | 22 | 22 | 10 |
Best forecast wave conditions in Limon | |||||||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||||||
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