Surf Forecasts:
How big are the waves at Rio Claro today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 3.5ft (1.0m), 11s period with S swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 3ft (0.9m), 11s period with S swell.
- Evening surf: Evening surf (21 Jul, local time) - 3ft (0.9m), 12s period with SSW swell.
The current surf forecast for Rio Claro at 2PM is: 0.9m 11s primary swell from a South direction and 0.6m 14s secondary swell from a Southwest direction (forecast issued at 05:00am July 21). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 3.5ft (1.0m) | 11s |
| Afternoon (21 Jul) | 3ft (0.9m) | 11s |
| Evening (21 Jul) | 3ft (0.9m) | 12s |
Table - waves today at Rio Claro. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 57mm), heaviest during Thu night. Warm (max 28°C on Tue morning, min 24°C on Thu night). Wind will be generally light. | |||||||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
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) | SW 15 | SW 14 | S 11 | S 11 | S 11 | SW 13 | SSW 12 | SSW 11 | SW 13 | S 11 | SW 13 | SW 13 | S 10 | SSW 11 | SSW 12 | SSW 11 | SW 12 | SSW 6 | SSW 7 | SSW 7 | SW 26 | SW 26 | S 7 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 255 | 251 | 265 | 205 | 205 | 144 | 224 | 170 | 140 | 121 | 83 | 84 | 75 | 121 | 79 | 70 | 36 | 52 | 85 | 108 | 171 | 171 | 82 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | glassy | glassy | glassy | glassy | off | off | cross-off | glassy | cross-on | cross-on | glassy | cross-off | off | off | glassy | glassy | glassy | glassy | cross-on | cross-on |
High Tide | 7:47AM2.71m | 8:13PM2.36m | 8:36AM2.55m | 9:09PM2.21m | 9:30AM2.41m | ||||||||||||||||||
Low Tide | 1:28AM0.53m | 2:09PM0.62m | 2:17AM0.72m | 3:04PM0.73m | 3:11AM0.87m | 4:03PM0.80m | |||||||||||||||||
 |  | |  | | | | | | | | | | |  | | | | | | | | | |
 | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:55 | — | — |
mm | 4 | 3 | 4 | — | 2 | 2 | 2 | 1 | 2 | 1 | 1 | 4 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 3 | 4 |
Temp °C | 26 | 26 | 27 | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 25 | 26 | 26 | 25 |
Feels °C | 30 | 30 | 31 | 32 | 32 | 32 | 31 | 30 | 29 | 30 | 32 | 31 | 29 | 31 | 28 | 29 | 29 | 30 | 31 | 30 | 31 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 12 | S 11 | S 11 | S 11 | S 11 | SSW 12 | SSW 11 | S 11 | S 11 | S 11 | SW 13 | S 10 | SSW 11 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | WSW 6 |
| kJ | 183 | 176 | 265 | 205 | 205 | 127 | 224 | 170 | 116 | 121 | 57 | 84 | 75 | 121 | 23 | 23 | 35 | 52 | 85 | 108 | 136 | 147 | 82 |
Swell 2 Height (m) Direction Period (s) | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | S 11 | SW 12 | SW 12 | SSW 12 | SSW 11 | SSW 10 | SW 12 | SW 12 | SSW 13 | SW 26 | SW 26 | S 7 |
| kJ | 255 | 251 | 206 | 169 | 164 | 144 | 140 | 140 | 140 | 84 | 83 | 59 | 54 | 73 | 79 | 70 | 21 | 39 | 37 | 55 | 171 | 171 | 77 |
Swell 3 Height (m) Direction Period (s) | SSW 6 | SSW 6 | WSW 6 | SW 6 | WSW 6 | S 6 | WSW 6 | WSW 6 | SSW 13 | SSW 13 | SSW 12 | SSW 6 | SW 12 | WNW 16 | SW 12 | SW 12 | SW 12 | SW 12 | SSW 10 | SW 12 | SW 12 | SSW 13 | SSW 26 |
| kJ | 47 | 47 | 7 | 9 | 7 | 20 | 3 | 3 | 33 | 35 | 61 | 14 | 35 | 25 | 51 | 36 | 36 | 36 | 22 | 23 | 24 | 34 | 66 |
Wind waves Height (m) Direction Period (s) | SE 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 3 | — | — | — | — | — |
| kJ | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 50 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 79 | 35 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 50 | 53 |
Best forecast wave conditions in Golfo Dulce | |||||||||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||||||||
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