Surf Forecasts:
How big are the waves at Roca Alta today (17 Jul):
- Morning surf: Morning surf (17 Jul, local time) - 7.5ft (2.3m), 10s period with ENE swell.
- Afternoon surf: Afternoon surf (17 Jul, local time) - 7ft (2.2m), 10s period with ENE swell.
- Evening surf: Evening surf (17 Jul, local time) - 7ft (2.2m), 10s period with ENE swell.
The current surf forecast for Roca Alta at 10AM is: 2.3m 10s primary swell from a East-northeast direction (forecast issued at 05:00am July 17). The wind direction is predicted to be onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jul) | 7.5ft (2.3m) | 10s |
| Afternoon (17 Jul) | 7ft (2.2m) | 10s |
| Evening (17 Jul) | 7ft (2.2m) | 10s |
Table - waves today at Roca Alta. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 38mm), heaviest during Sun night. Warm (max 28°C on Fri morning, min 24°C on Sun night). Wind will be generally light. | |||||||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | |||||||||||||||||||||
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 | 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 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 1124 | 1124 | 1022 | 1001 | 926 | 908 | 908 | 904 | 922 | 904 | 904 | 815 | 838 | 838 | 815 | 959 | 1122 | 974 | 940 | 831 | 733 | 669 | 641 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | cross-on | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-on | on | on | glassy | glassy | cross-off | cross | cross-off | glassy | on | cross-on | cross-on | glassy |
High Tide | 1:43AM0.33m | 4:10PM0.17m | 2:43AM0.27m | 4:52PM0.22m | 3:45AM0.21m | 5:31PM0.27m | |||||||||||||||||
Low Tide | 9:25AM-0.10m | 8:43PM0.09m | 10:00AM-0.09m | 10:25PM0.08m | 10:32AM-0.07m | ||||||||||||||||||
 |  | | | | | |  |  |  | | | | | | | |  |  | | | | | |
 | 5:18 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — |
 | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:57 | — | — |
mm | 2 | 1 | 1 | 2 | 3 | 2 | 1 | 1 | — | — | — | 1 | 2 | 2 | 2 | 1 | 1 | 2 | — | — | 2 | 3 | 2 |
Temp °C | 25 | 26 | 27 | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 26 | 26 | 25 | 25 | 27 | 28 | 27 | 26 | 26 |
Feels °C | 30 | 31 | 31 | 32 | 31 | 32 | 30 | 30 | 30 | 30 | 31 | 31 | 32 | 32 | 30 | 29 | 28 | 28 | 31 | 31 | 30 | 29 | 30 |
Swell 1 Height (m) Direction Period (s) | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 |
| kJ | 1124 | 1124 | 1022 | 1001 | 926 | 908 | 908 | 904 | 922 | 904 | 904 | 815 | 838 | 838 | 815 | 959 | 1122 | 974 | 940 | 831 | 733 | 669 | 641 |
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 | 0 | 114 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 130 | 22 | 0 | 0 | 0 | 10 | 0 | 0 | 181 | 22 | 13 | 0 |
Best forecast wave conditions in Limon | |||||||||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||||||||
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