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:
Trolley's surfForecast / Canterbury / New Zealand
48hr Weather and Surf, issued 12 pm Saturday 13 Dec 2025 NZDTForecast update in hr min s Forecast update imminent
Trolley's surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Trolley's sea temperature is
17.4° C
(Which is 4.4°C warmer than normal for this time of year)How big are the waves at Trolley's today?
The current surf forecast for Trolley's at 5PM is: 0.5m 8s primary swell from a East direction and 0.4m 8s secondary swell from a East-northeast direction (forecast issued at 12:00pm December 13). An open ocean swell of 0.7m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 1ft (0.3m) | 9s |
| Afternoon (13 Dec) | 1.5ft (0.5m) | 8s |
| Evening (13 Dec) | 2ft (0.6m) | 4s |
Table - waves today at Trolley's. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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 | 10 PM | 1 AM | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 8 | 8 | 8 | 4 | 4 | 5 | 5 | 5 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 5 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 15 | 34 | 34 | 38 | 10 | 20 | 35 | 38 | 49 | 53 | 64 | 129 | 131 | 131 | 102 | 85 | 45 | 44 | 32 | 45 | 140 | 163 | 63 | 58 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross- on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- off | cross | cross | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 12:44PM 1.83 | 1:16AM 1.77 | 1:35PM 1.77 | 2:07AM 1.76 | 2:23PM 1.73 | 2:53AM 1.77 | ||||||||||||||||||
Low Tide / height (m) | 6:55PM 0.27 | 7:18AM 0.36 | 7:43PM 0.32 | 8:08AM 0.41 | 8:29PM 0.35 | |||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - | - | 5:41 |
| Sunset | - | - | - | 9:02 | - | - | - | - | - | - | - | 9:04 | - | - | - | - | - | - | - | 9:05 | - | - | - | - |
 | | | |  | |  |  |  | | | | | | | | | | | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 13 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 15 | 15 | 16 | 16 | 16 | 17 | 22 | 24 | 24 | 22 | 21 | 20 | 20 | 20 |
| Feels °C (?) | 10 | 10 | 9 | 8 | 9 | 9 | 8 | 9 | 10 | 10 | 12 | 12 | 15 | 14 | 11 | 11 | 16 | 17 | 16 | 15 | 16 | 15 | 15 | 16 |
- 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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