Surf Forecasts:
How big are the waves at Ostional today (15 Jul):
- Morning surf: Morning surf (15 Jul, local time) - 2.5ft (0.7m), 13s period with SSW swell.
- Afternoon surf: Afternoon surf (15 Jul, local time) - 2ft (0.6m), 16s period with SW swell.
- Evening surf: Evening surf (15 Jul, local time) - 2ft (0.6m), 16s period with SW swell.
The current surf forecast for Ostional at 5PM is: 0.5m 16s primary swell from a Southwest direction and 0.2m 5s secondary swell from a West-southwest direction (forecast issued at 11:00am July 15). An open ocean swell of 0.5m 15s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 2.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Jul) | 2.5ft (0.7m) | 13s |
| Afternoon (15 Jul) | 2ft (0.6m) | 16s |
| Evening (15 Jul) | 2ft (0.6m) | 16s |
Table - waves today at Ostional. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Fri afternoon. Warm (max 31°C on Fri morning, min 25°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 15 | Thursday 16 | Friday 17 | Sat 18 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSW 13 | SSW 13 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SSW 13 | SSW 13 | SSW 13 | SW 13 | SSW 14 | SW 15 | SSW 12 | SSW 14 | SSW 14 | SW 15 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SW 13 | SSW 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 181 | 178 | 201 | 125 | 206 | 161 | 163 | 206 | 137 | 317 | 326 | 212 | 280 | 104 | 206 | 366 | 289 | 75 | 312 | 181 | 232 | 253 | 61 | 127 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross | glassy | off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | cross-off | glassy | off | cross-off | cross-off | cross-off |
High Tide | 3:13PM2.63m | 3:50AM2.53m | 4:05PM2.62m | 4:40AM2.59m | 4:54PM2.56m | 5:28AM2.60m | ||||||||||||||||||
Low Tide | 9:00AM0.20m | 9:34PM-0.04m | 9:55AM0.16m | 10:23PM-0.05m | 10:47AM0.16m | 11:10PM-0.00m | ||||||||||||||||||
 | | | |  | |  |  | | | |  | | | | | | | | |  | | | | |
 | 5:28 | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — |
 | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | 6:07 |
mm | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | 3 | — | — | — | — |
Temp °C | 28 | 30 | 29 | 29 | 27 | 26 | 25 | 25 | 28 | 30 | 30 | 29 | 26 | 26 | 26 | 26 | 29 | 31 | 30 | 28 | 26 | 26 | 25 | 25 |
Feels °C | 31 | 34 | 32 | 33 | 30 | 29 | 27 | 28 | 30 | 34 | 35 | 33 | 28 | 28 | 28 | 27 | 31 | 35 | 34 | 32 | 28 | 28 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SW 16 | S 15 | SW 16 | SW 16 | SW 16 | S 12 | SSW 13 | SSW 13 | SSW 13 | S 15 | SSW 14 | S 14 | SSW 12 | SSW 14 | SSW 14 | S 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | S 13 | SSW 12 |
| kJ | 181 | 178 | 201 | 118 | 206 | 161 | 163 | 108 | 137 | 317 | 326 | 209 | 280 | 200 | 206 | 366 | 289 | 232 | 312 | 181 | 232 | 253 | 355 | 127 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 14 | SSW 13 | SW 16 | S 12 | SW 13 | S 15 | SW 16 | SW 12 | SW 16 | SW 16 | SW 13 | SW 14 | SW 15 | SW 15 | SW 15 | SW 15 | SW 12 | SW 15 | SW 15 | SW 15 | SW 12 | SW 13 | S 14 |
| kJ | 164 | 167 | 168 | 125 | 72 | 82 | 112 | 206 | 124 | 91 | 40 | 212 | 241 | 104 | 104 | 104 | 75 | 68 | 75 | 75 | 75 | 50 | 61 | 200 |
Swell 3 Height (m) Direction Period (s) | SW 18 | SSW 16 | SSW 16 | SW 13 | SW 13 | S 12 | SW 13 | SW 13 | SW 16 | SSW 16 | SW 20 | SSW 19 | SW 19 | SW 12 | SSW 15 | SW 19 | SW 19 | SW 15 | SW 20 | SSW 16 | S 7 | S 7 | SW 17 | S 6 |
| kJ | 108 | 85 | 86 | 83 | 83 | 72 | 104 | 100 | 91 | 25 | 16 | 36 | 55 | 68 | 72 | 57 | 57 | 75 | 62 | 83 | 15 | 14 | 45 | 21 |
Wind waves Height (m) Direction Period (s) | — | — | WSW 5 | — | — | — | — | — | N 6 | — | — | — | — | N 5 | N 6 | N 6 | NE 2 | N 6 | — | — | — | — | N 5 | N 6 |
| kJ | — | — | 3 | — | — | — | — | — | 3 | — | — | — | — | 5 | 7 | 11 | 1 | 7 | — | — | — | — | 7 | 18 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 5 | 25 | 11 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Guanacaste | ||||||||||||||||||||||||
Best forecast wave conditions in Costa Rica | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Ostional surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest