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:
Tracks surfForecast / Gisborne and Mahia / New Zealand
48hr Weather and Surf, issued 12 am Friday 12 Dec 2025 NZDTForecast update in hr min s Forecast update imminent
Tracks surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tracks sea temperature is
19.3° C
(Which is 2.4°C warmer than normal for this time of year)How big are the waves at Tracks today?
The current surf forecast for Tracks at 4AM is: 0.3m 9s primary swell from a South-southeast direction (forecast issued at 12:00am December 12). An open ocean swell of 1.0m 9s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 1ft (0.3m) | 9s |
| Afternoon (12 Dec) | 7ft (2.1m) | 7s |
| Evening (12 Dec) | 6.5ft (2.0m) | 7s |
Table - waves today at Tracks. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | ||||||||||||||||||||||
| 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 9 | 9 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 7 | 8 | 8 | 8 | 8 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 16 | 17 | 16 | 16 | 16 | 360 | 432 | 465 | 377 | 303 | 261 | 217 | 205 | 181 | 161 | 171 | 104 | 186 | 121 | 96 | 83 | 74 | 52 | 38 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | off | cross- off | cross- off | cross- off | cross | cross | cross | cross | cross- off | cross- off | cross | cross | cross | cross | cross | glass | glass | glass | on | on | cross- on | cross- on |
High Tide / height (m) | 12:10AM 1.62 | 12:37PM 1.68 | 1:04AM 1.56 | 1:28PM 1.61 | 1:59AM 1.53 | 2:19PM 1.55 | ||||||||||||||||||
Low Tide / height (m) | 6:22AM 0.22 | 6:59PM 0.20 | 7:15AM 0.29 | 7:48PM 0.26 | 8:09AM 0.36 | |||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:35 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:27 | - | - | - | - | - | - | - | 8:28 | - | - | - | - | - | - | - | 8:29 |
 | |  |  | | |  | |  | | | | | |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 17 | 17 | 16 | 17 | 17 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 14 | 14 | 14 | 14 | 16 | 17 | 17 | 16 |
| Feels °C (?) | 17 | 17 | 15 | 16 | 11 | 10 | 10 | 11 | 11 | 12 | 11 | 11 | 11 | 11 | 13 | 13 | 13 | 13 | 14 | 14 | 15 | 13 | 12 | 11 |
- 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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