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 current surf forecast for Arataki at 10PM is: 0.9m 7s primary swell from a Northeast direction and 0.2m 9s secondary swell from a North direction, 0.1m 9s secondary swell from a Northeast direction (forecast issued at 06:00pm December 15). The wind direction is predicted to be cross-onshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | - | - |
| Afternoon (15 Dec) | 2.5ft (0.7m) | 8s |
| Evening (15 Dec) | 2.5ft (0.8m) | 7s |
Table - waves today at Arataki. (Swell directed towards the surf break)
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| 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 | 10 AM | 1 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map | ||||||||||||||||||||||||
| Wave Height (m) & direction (?) | NE | NE | NE | ENE | ENE | ENE | N | NNE | NNE | N | N | NNE | NNE | NNE | N | ENE | ENE | ENE | NE | ENE | ENE | ENE | ENE | ENE |
| Period(s) (?) | 8 | 7 | 7 | 8 | 7 | 7 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 |
Wave (?)Graph | ||||||||||||||||||||||||
| 59 | 65 | 89 | 54 | 36 | 35 | 47 | 91 | 217 | 270 | 190 | 119 | 64 | 50 | 24 | 29 | 34 | 30 | 26 | 21 | 47 | 26 | 37 | 41 | |
Wind (km/h) | NNE | N | N | N | NNW | NNW | NNW | N | N | NNW | NW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | SW | SW | SW | WSW | W |
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | off | cross- off | cross- off |
High Tide / height (m) | 4:49PM 1.59 | 5:25AM 1.54 | 5:38PM 1.56 | 6:20AM 1.56 | 6:25PM 1.55 | 7:14AM 1.59 | ||||||||||||||||||
Low Tide / height (m) | 11:03PM 0.38 | 11:26AM 0.48 | 11:56PM 0.38 | 12:17PM 0.49 | 12:45AM 0.37 | |||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:47 | - | - | - | - | - | - | - | 5:48 | - | - | - | - | - | - | - | 5:48 | - | - |
| Sunset | - | 8:31 | - | - | - | - | - | - | - | 8:31 | - | - | - | - | - | - | - | 8:32 | - | - | - | - | - | - |
Rain (mm) | - | - | - | - | - | - | - | - | - | 2 | 9 | 1 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 19 | 19 | 18 | 18 | 17 | 18 | 20 | 20 | 20 | 19 | 17 | 15 | 14 | 13 | 16 | 18 | 18 | 17 | 14 | 12 | 12 | 13 | 17 | 19 |
| Feels °C (?) | 17 | 17 | 17 | 16 | 16 | 17 | 17 | 16 | 15 | 17 | 16 | 12 | 10 | 9 | 11 | 12 | 12 | 12 | 10 | 10 | 10 | 11 | 14 | 16 |

70-foot plus waves predicted for Portuguese big wave tow surfing competition.

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