Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
70-foot plus waves predicted for Portuguese big wave tow surfing competition.
Surf Forecasts:
The Rock surfForecast / West / Sri Lanka
48hr Weather and Surf, issued 10 am Monday 15 Dec 2025 +0530Forecast update in hr min s Forecast update imminent
The Rock surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's The Rock sea temperature is
27.9° C
(Which is normal for this time of year)How big are the waves at The Rock today?
The current surf forecast for The Rock at 1PM is: 0.4m 19s primary swell from a South-southwest direction and 0.6m 13s secondary swell from a South-southwest direction (forecast issued at 10:30am December 15). The wind direction is predicted to be cross-onshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 2ft (0.6m) | 13s |
| Afternoon (15 Dec) | 1.5ft (0.5m) | 19s |
| Evening (15 Dec) | 2ft (0.6m) | 18s |
Table - waves today at The Rock. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 15 | Tuesday 16 | Wednesday 17 | Thu 18 | |||||||||||||||||||||
| 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 19 | 13 | 13 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 187 | 125 | 184 | 186 | 251 | 249 | 240 | 321 | 313 | 325 | 419 | 399 | 357 | 475 | 481 | 481 | 463 | 505 | 485 | 478 | 478 | 394 | 389 | 281 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- on | cross- on | cross | glass | glass | glass | glass | glass | cross- on | cross- on | glass | cross | cross- off | cross- off | cross- off | off | glass | glass | cross- off | cross- off | cross- off | off | glass |
High Tide / height (m) | 11:40AM 0.31 | 12:07AM 0.44 | 12:34PM 0.34 | 12:43AM 0.47 | 1:13PM 0.37 | 1:16AM 0.50 | ||||||||||||||||||
Low Tide / height (m) | 6:13AM 0.20 | 5:19PM 0.18 | 6:50AM 0.16 | 6:09PM 0.16 | 7:22AM 0.12 | 6:50PM 0.14 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thu 18 | |||||||||||||||||||||
| Sunrise | 6:09 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 5:55 | - | - | - | - | - | - | - | 5:57 | - | - | - | - | - | - | - | 5:57 | - | - | - | - |
 | | | |  | | |  |  | |  | | | | | | | | | |  | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | 1 | 2 | - | - | - | - | - | - | 5 | 5 | 2 | - | - | - |
| Temp. °C | 25 | 27 | 26 | 26 | 26 | 26 | 25 | 24 | 26 | 28 | 27 | 27 | 26 | 25 | 24 | 24 | 25 | 29 | 28 | 27 | 25 | 24 | 24 | 24 |
| Feels °C (?) | 29 | 30 | 29 | 29 | 30 | 31 | 29 | 28 | 31 | 32 | 30 | 31 | 30 | 28 | 27 | 27 | 28 | 33 | 33 | 30 | 27 | 25 | 27 | 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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