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:
Last Chance surfForecast / Gisborne and Mahia / New Zealand
48hr Weather and Surf, issued 6 am Wednesday 17 Dec 2025 NZDTForecast update in hr min s Forecast update imminent
Last Chance surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Last Chance sea temperature is
18.3° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Last Chance today?
The current surf forecast for Last Chance at 11AM is: 0.7m 7s primary swell from a East-northeast direction and 0.3m 10s secondary swell from a Southeast direction (forecast issued at 06:00am December 17). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 2.5ft (0.7m) | 7s |
| Afternoon (17 Dec) | 2ft (0.6m) | 7s |
| Evening (17 Dec) | 1.5ft (0.5m) | 7s |
Table - waves today at Last Chance. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 17 | Thursday 18 | Friday 19 | Sat 20 | |||||||||||||||||||||
| 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 | 10 PM | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 7 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 69 | 64 | 51 | 34 | 22 | 17 | 94 | 176 | 241 | 434 | 392 | 320 | 270 | 264 | 235 | 246 | 194 | 150 | 86 | 61 | 48 | 48 | 48 | 47 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | cross- off | cross | cross- off | cross- off | cross- off | cross- off | off | glass | glass | on | cross- on | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | on | cross- on | glass | cross- off | cross- off |
High Tide / height (m) | 4:32AM 1.57 | 4:48PM 1.51 | 5:17AM 1.59 | 5:33PM 1.52 | 6:01AM 1.61 | 6:16PM 1.52 | ||||||||||||||||||
Low Tide / height (m) | 10:46AM 0.50 | 11:00PM 0.51 | 11:32AM 0.52 | 11:48PM 0.52 | 12:15PM 0.52 | 12:32AM 0.51 | ||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Sat 20 | |||||||||||||||||||||
| Sunrise | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - |
| Sunset | - | - | - | - | - | 8:30 | - | - | - | - | - | - | - | 8:30 | - | - | - | - | - | - | - | 8:31 | - | - |
 |  | |  |  |  |  | |  | | | |  | |  |  | | | | | | | | | |
Rain (mm) | 1 | - | - | - | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 15 | 18 | 17 | 14 | 13 | 13 | 13 | 12 | 12 | 16 | 16 | 17 | 19 | 18 | 17 | 15 | 15 | 19 | 21 | 21 | 21 | 19 | 18 |
| Feels °C (?) | 14 | 10 | 14 | 14 | 12 | 7 | 10 | 10 | 10 | 11 | 15 | 12 | 11 | 16 | 14 | 14 | 13 | 13 | 18 | 20 | 19 | 21 | 15 | 15 |
- 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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