Surf Forecasts:
How big are the waves at Rio Claro today (13 Sep):
- Morning surf: Morning surf (13 Sep, local time) - 2.5ft (0.7m), 9s period with S swell.
- Afternoon surf: Afternoon surf (13 Sep, local time) - 2.5ft (0.7m), 9s period with S swell.
- Evening surf: Evening surf (13 Sep, local time) - 1.5ft (0.4m), 19s period with SW swell.
The current surf forecast for Rio Claro at 2AM is: 0.6m 13s primary swell from a Southwest direction and 0.7m 9s secondary swell from a South direction (forecast issued at 05:00pm September 12). The wind direction is predicted to be glassy.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | 2.5ft (0.7m) | 9s |
| Afternoon (13 Sep) | 2.5ft (0.7m) | 9s |
| Evening (13 Sep) | 1.5ft (0.4m) | 19s |
Table - waves today at Rio Claro. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 35mm), heaviest during Sun night. Warm (max 29°C on Sat afternoon, min 25°C on Sun night). Wind will be generally light. | |||||||||||||||||||
Sat 12 | Sunday 13 | Monday 14 | |||||||||||||||||
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 13 | SW 13 | SW 13 | S 9 | S 9 | S 9 | SW 16 | SW 19 | SW 19 | SW 19 | SW 19 | SW 19 | SSW 9 | SW 18 | SW 18 | SW 18 |
Wave Graph  | |||||||||||||||||||
 kJ | 164 | 121 | 116 | 144 | 111 | 111 | 78 | 76 | 76 | 74 | 131 | 183 | 131 | 94 | 94 | 109 | 108 | 150 | 152 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | on | cross-on | glassy | cross-off | off | cross-off | glassy | glassy | cross-on | cross | cross-off | glassy |
High Tide | 3:31PM2.97m | 3:50AM3.13m | 4:11PM2.93m | 4:28AM3.08m | 4:50PM2.84m | ||||||||||||||
Low Tide | 9:37PM0.13m | 10:04AM0.11m | 10:16PM0.19m | 10:43AM0.16m | |||||||||||||||
 |  | | |  |  |  | | |  | | | |  | | | | | | |
 | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | 5:36 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:35 | — | — |
mm | 1 | 2 | 4 | 2 | — | — | — | 2 | 3 | 6 | 7 | 1 | — | — | — | — | 1 | — | — |
Temp °C | 29 | 28 | 27 | 27 | 27 | 27 | 28 | 29 | 28 | 27 | 26 | 25 | 25 | 26 | 27 | 29 | 28 | 28 | 27 |
Feels °C | 33 | 33 | 32 | 32 | 32 | 32 | 33 | 33 | 32 | 31 | 30 | 29 | 29 | 31 | 32 | 33 | 31 | 33 | 32 |
Swell 1 Height (m) Direction Period (s) | SW 14 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | SSW 9 | SSW 8 | SSW 8 | S 8 |
| kJ | 164 | 73 | 76 | 78 | 78 | 78 | 78 | 76 | 76 | 74 | 74 | 74 | 73 | 73 | 94 | 99 | 96 | 94 | 88 |
Swell 2 Height (m) Direction Period (s) | S 8 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SSW 13 | SW 13 | SW 13 | SW 19 | SW 19 | SW 19 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 |
| kJ | 50 | 121 | 116 | 144 | 111 | 111 | 61 | 69 | 43 | 61 | 131 | 183 | 131 | 94 | 91 | 109 | 108 | 150 | 152 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SSW 15 | SSW 14 | WNW 10 | WNW 10 | WNW 10 | SSW 13 | SW 13 | SW 13 | SW 16 | SW 13 | SW 13 | SW 13 | SW 12 | SSW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | 79 | 21 | 19 | 9 | 9 | 9 | 70 | 60 | 44 | 67 | 59 | 42 | 25 | 23 | 30 | 23 | 23 | 21 | 34 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 171 | 0 | 0 | 0 | 0 | 0 | 0 | 171 | 79 | 0 | 0 | 0 | 0 | 0 | 0 | 107 | 35 | 0 | 0 |
Best forecast wave conditions in Golfo Dulce | |||||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||||
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