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Surf Forecasts:
Rio Tulin surfForecast / Golfo de Nicoya / Costa Rica
48hr Weather and Surf, issued 5 am Friday 05 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 12PM is: 0.4m 14s primary swell from a Southwest direction and 0.4m 10s secondary swell from a South-southwest direction, 0.4m 6s secondary swell from a South-southwest direction (forecast issued at 05:00am December 05). The wind direction is predicted to be cross-onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Dec) | 1.5ft (0.5m) | 10s |
| Afternoon (05 Dec) | 1.5ft (0.4m) | 14s |
| Evening (05 Dec) | 1.5ft (0.4m) | 14s |
Table - waves today at Rio Tulin. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 05 | Saturday 06 | Sunday 07 | Mon 08 | |||||||||||||||||||||
| 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) (?) | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 6 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 17 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 64 | 58 | 57 | 54 | 54 | 54 | 53 | 52 | 50 | 52 | 46 | 45 | 45 | 47 | 59 | 99 | 121 | 96 | 75 | 62 | 60 | 44 | 54 | 66 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | glass | cross- on | cross | cross | cross- off | cross- off | off | cross- off | cross- off | cross | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross | cross- off | cross- off |
High Tide / height (m) | 2:15AM 2.99 | 2:53PM 2.70 | 3:07AM 3.02 | 3:44PM 2.76 | 3:58AM 2.99 | 4:36PM 2.78 | ||||||||||||||||||
Low Tide / height (m) | 8:40AM -0.05 | 8:53PM 0.18 | 9:30AM -0.11 | 9:46PM 0.16 | 10:21AM -0.10 | 10:39PM 0.20 | ||||||||||||||||||
Friday 05 | Saturday 06 | Sunday 07 | Mon 08 | |||||||||||||||||||||
| Sunrise | - | 5:39 | - | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:16 | - | - | - |
 |  | | |  |  | | | | | | |  | | |  | |  | | | | | | | |
Rain (mm) | - | - | - | - | - | 2 | 3 | 1 | - | - | - | - | 1 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 4 | 4 | 2 | 1 |
| Temp. °C | 25 | 24 | 26 | 27 | 27 | 27 | 26 | 25 | 25 | 24 | 26 | 27 | 27 | 26 | 25 | 25 | 24 | 25 | 26 | 27 | 26 | 26 | 25 | 25 |
| Feels °C (?) | 27 | 26 | 29 | 30 | 30 | 30 | 29 | 28 | 27 | 25 | 28 | 29 | 29 | 29 | 27 | 28 | 26 | 28 | 29 | 29 | 27 | 29 | 28 | 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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