Surf Forecasts:
How big are the waves at Rio Claro today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 2.5ft (0.8m), 12s period with SSW swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 2.5ft (0.8m), 12s period with SSW swell.
- Evening surf: Evening surf (20 Jul, local time) - 2.5ft (0.8m), 12s period with SSW swell.
The current surf forecast for Rio Claro at 6AM is: 0.9m 13s primary swell from a South-southwest direction and 0.9m 6s secondary swell from a Southwest direction (forecast issued at 11:00pm July 19). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 2.5ft (0.8m) | 12s |
| Afternoon (20 Jul) | 2.5ft (0.8m) | 12s |
| Evening (20 Jul) | 2.5ft (0.8m) | 12s |
Table - waves today at Rio Claro. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 95mm), heaviest during Sun night. Warm (max 28°C on Tue morning, min 24°C on Sun night). Wind will be generally light. | |||||||||||||||||
Monday 20 | Tuesday 21 | ||||||||||||||||
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) | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SW 15 | SW 15 | SW 14 | SSW 11 | S 11 | S 11 | S 11 | SSW 12 |
Wave Graph  | |||||||||||||||||
 kJ | 273 | 277 | 282 | 265 | 198 | 244 | 195 | 203 | 196 | 215 | 255 | 251 | 217 | 205 | 205 | 209 | 224 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | cross | glassy | cross | cross | cross-on | cross-on | on | on | glassy |
High Tide | 7:01AM2.87m | 7:22PM2.54m | 7:47AM2.71m | 8:13PM2.36m | |||||||||||||
Low Tide | 00:42AM0.34m | 1:18PM0.49m | 1:28AM0.53m | 2:09PM0.62m | |||||||||||||
 |  | |  |  | | | | |  | | | | | | | | |
 | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:57 | — | — |
mm | 19 | 9 | 3 | 1 | — | 1 | 2 | 1 | 2 | — | — | — | 2 | 1 | 1 | 5 | 11 |
Temp °C | 25 | 24 | 25 | 25 | 26 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 27 | 28 | 28 | 27 | 25 |
Feels °C | 30 | 28 | 30 | 29 | 31 | 32 | 30 | 31 | 29 | 29 | 28 | 28 | 30 | 30 | 31 | 31 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | S 11 | S 11 | S 11 | SSW 12 |
| kJ | 273 | 277 | 282 | 265 | 198 | 244 | 195 | 195 | 192 | 186 | 183 | 176 | 217 | 205 | 205 | 209 | 224 |
Swell 2 Height (m) Direction Period (s) | SSW 6 | SSW 6 | SW 6 | SW 6 | SW 6 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 |
| kJ | 71 | 71 | 59 | 59 | 59 | 54 | 57 | 59 | 57 | 56 | 255 | 251 | 206 | 169 | 164 | 144 | 140 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SSW 6 | SSW 6 | SW 6 | SW 6 | SW 6 | WSW 6 | WSW 6 |
| kJ | 79 | 109 | 49 | 179 | 94 | 161 | 91 | 203 | 196 | 215 | 36 | 36 | 9 | 9 | 9 | 7 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSE 3 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 0 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 27 | 0 | 3 | 3 | 50 | 53 | 107 | 50 | 0 |
Best forecast wave conditions in Golfo Dulce | |||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||
Header Global | |||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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