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Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Rio Tulin surfForecast / Golfo de Nicoya / Costa Rica
48hr Weather and Surf, issued 5 am Wednesday 24 Dec 2025 CSTForecast update in hr min s Forecast update imminent
Rio Tulin surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rio Tulin sea temperature is
28.4° C
(Which is slightly warmer than usual)How big are the waves at Rio Tulin today?
The current surf forecast for Rio Tulin at 9AM is: 0.4m 14s primary swell from a Southwest direction and 0.4m 6s secondary swell from a South-southwest direction (forecast issued at 05:00am December 24). The wind direction is predicted to be cross-shore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Dec) | 1.5ft (0.4m) | 14s |
| Afternoon (24 Dec) | 1.5ft (0.4m) | 13s |
| Evening (24 Dec) | 1.5ft (0.4m) | 13s |
Table - waves today at Rio Tulin. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 24 | Thursday 25 | Friday 26 | Sat 27 | |||||||||||||||||||||
| 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 18 | 18 | 18 | 11 | 12 | 12 | 12 | 16 | 16 | 16 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 58 | 56 | 46 | 46 | 45 | 44 | 44 | 43 | 42 | 42 | 42 | 42 | 49 | 49 | 49 | 33 | 34 | 36 | 29 | 42 | 66 | 66 | 66 | 65 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | cross | glass | cross- on | cross | glass | cross- off | cross- off | cross- off | glass | on | cross- on | glass | glass | off | off | off | glass | on | cross- on | glass | glass | off |
High Tide / height (m) | 5:15AM 2.49 | 5:51PM 2.45 | 5:54AM 2.43 | 6:29PM 2.47 | 6:36AM 2.36 | 7:11PM 2.49 | ||||||||||||||||||
Low Tide / height (m) | 11:33AM 0.36 | 11:52PM 0.63 | 12:09PM 0.41 | 12:35AM 0.65 | 12:49PM 0.47 | |||||||||||||||||||
Wednesday 24 | Thursday 25 | Friday 26 | Sat 27 | |||||||||||||||||||||
| Sunrise | - | 5:50 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 5:23 | - | - | - | - | - | - | - | 5:24 | - | - | - | - | - | - | - | 5:24 | - | - | - |
 |  | | | | | | | | | | | |  | | | | | | | |  | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - |
| Temp. °C | 24 | 24 | 26 | 27 | 27 | 26 | 26 | 25 | 25 | 24 | 26 | 27 | 27 | 26 | 26 | 25 | 24 | 24 | 26 | 27 | 27 | 26 | 26 | 25 |
| Feels °C (?) | 26 | 25 | 28 | 30 | 28 | 29 | 30 | 28 | 27 | 25 | 28 | 29 | 28 | 29 | 29 | 27 | 26 | 26 | 29 | 29 | 29 | 29 | 30 | 28 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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