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 Saturday 13 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
19.2° C
(Which is 2.2°C warmer than normal for this time of year)How big are the waves at Tracks today?
The current surf forecast for Tracks at 5AM is: 1.5m 7s primary swell from a South direction and 0.1m 14s secondary swell from a South direction (forecast issued at 12:00am December 13). An open ocean swell of 0.5m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 5ft (1.5m) | 7s |
| Afternoon (13 Dec) | 4.5ft (1.3m) | 7s |
| Evening (13 Dec) | 4.5ft (1.3m) | 8s |
Table - waves today at Tracks. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| 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) (?) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 7 | 8 | 8 | 7 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 377 | 302 | 235 | 222 | 217 | 195 | 178 | 186 | 191 | 196 | 196 | 131 | 77 | 60 | 40 | 42 | 59 | 51 | 31 | 28 | 32 | 74 | 244 | 6 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | glass | glass | glass | on | on | cross- on | cross- on | cross- on | cross | cross | cross | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 1:04AM 1.56 | 1:28PM 1.61 | 1:59AM 1.53 | 2:19PM 1.55 | 2:53AM 1.53 | 3:10PM 1.52 | ||||||||||||||||||
Low Tide / height (m) | 7:15AM 0.29 | 7:48PM 0.26 | 8:09AM 0.36 | 8:36PM 0.33 | 9:04AM 0.42 | |||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:35 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:28 | - | - | - | - | - | - | - | 8:29 | - | - | - | - | - | - | - | 8:30 |
 | |  |  | | |  | | | | | | | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 15 | 14 | 14 | 15 | 15 | 16 | 16 | 14 | 15 | 15 | 15 | 17 | 18 | 17 | 16 | 15 | 14 | 14 | 15 | 19 | 21 | 21 | 21 |
| Feels °C (?) | 12 | 11 | 9 | 9 | 11 | 12 | 13 | 13 | 13 | 14 | 15 | 15 | 15 | 14 | 12 | 11 | 10 | 11 | 12 | 13 | 17 | 17 | 16 | 17 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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