Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
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Surf Forecasts:
Roca Alta surfForecast / Limon / Costa Rica
48hr Weather and Surf, issued 11 am Sunday 14 Dec 2025 CSTForecast update in hr min s Forecast update imminent
Roca Alta surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Roca Alta sea temperature is
28.2° C
(Which is normal for this time of year)How big are the waves at Roca Alta today?
The current surf forecast for Roca Alta at 7PM is: 1.7m 9s primary swell from a East-northeast direction (forecast issued at 11:00am December 14). The wind direction is predicted to be cross-shore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | 5.5ft (1.7m) | 9s |
| Afternoon (14 Dec) | 5.5ft (1.7m) | 9s |
| Evening (14 Dec) | 6ft (1.8m) | 9s |
Table - waves today at Roca Alta. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| 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 | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 469 | 469 | 469 | 497 | 547 | 497 | 497 | 497 | 450 | 413 | 362 | 362 | 354 | 324 | 286 | 293 | 293 | 293 | 280 | 273 | 267 | 261 | 254 | 254 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- on | cross- on | cross- on | cross | cross | cross- off | cross- off | cross | cross- on | on | glass | glass | cross- off | cross- off | cross- off | cross | cross- on | cross- on | glass | glass | cross- off | cross- off | cross- off |
High Tide / height (m) | 8:24AM 0.35 | 8:10PM 0.09 | 8:56AM 0.37 | 9:39PM 0.05 | 9:28AM 0.37 | |||||||||||||||||||
Low Tide / height (m) | 4:03PM 0.04 | 1:05AM 0.02 | 5:16PM 0.01 | 12:58AM 0.03 | 6:20PM -0.02 | |||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| Sunrise | 5:39 | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - | - | 5:41 |
| Sunset | - | - | 5:13 | - | - | - | - | - | - | - | 5:13 | - | - | - | - | - | - | - | 5:13 | - | - | - | - | - |
 | | |  |  |  | |  |  |  | | |  |  | | | | | | | | |  |  | |
Rain (mm) | 1 | 3 | 5 | 6 | 4 | 5 | 9 | 1 | - | 1 | - | 2 | - | - | - | - | - | - | 1 | 2 | 1 | - | - | - |
| Temp. °C | 26 | 26 | 26 | 25 | 25 | 24 | 24 | 24 | 26 | 27 | 27 | 26 | 25 | 24 | 23 | 23 | 26 | 27 | 27 | 26 | 25 | 24 | 24 | 23 |
| Feels °C (?) | 29 | 29 | 30 | 29 | 28 | 27 | 27 | 27 | 29 | 29 | 30 | 30 | 29 | 27 | 25 | 24 | 27 | 29 | 29 | 30 | 29 | 27 | 27 | 25 |
- 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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