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 Nemina at 8PM is: 4.0m 14s primary swell from a West-northwest direction (forecast issued at 06:00pm December 16). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (CET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | - | - |
| Afternoon (16 Dec) | 15ft (4.5m) | 14s |
| Evening (16 Dec) | 13ft (4.0m) | 14s |
Table - waves today at Nemina. (Swell directed towards the surf break)
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| 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 (?) | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | W | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | NW |
| Period(s) (?) | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 13 | 12 | 23 | 21 | 20 | 19 | 19 | 18 | 18 | 17 | 17 | 17 | 17 | 18 |
Wave (?)Graph | ||||||||||||||||||||||||
| 7420 | 6459 | 6005 | 5450 | 4935 | 4231 | 3451 | 2682 | 2206 | 1817 | 1285 | 2843 | 11182 | 29227 | 29149 | 28754 | 34330 | 24295 | 22008 | 18864 | 19636 | 18710 | 17836 | 19984 | |
Wind (km/h) | N | N | NNE | NNE | NE | ESE | SSE | S | S | S | S | S | S | S | S | S | SW | NNW | NNW | NNW | N | N | N | N |
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | off | off | glass | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 1:52PM 2.58 | 2:15AM 2.73 | 2:35PM 2.66 | 2:54AM 2.85 | 3:14PM 2.73 | 3:31AM 2.94 | ||||||||||||||||||
Low Tide / height (m) | 7:57PM 0.76 | 8:25AM 0.73 | 8:37PM 0.69 | 9:05AM 0.63 | 9:14PM 0.61 | 9:42AM 0.54 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 9:02 | - | - | - | - | - | - | - | 9:02 | - | - | - | - | - | - | - | 9:03 | - |
| Sunset | 6:02 | - | - | - | - | - | - | - | 6:02 | - | - | - | - | - | - | - | 6:02 | - | - | - | - | - | - | - |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 8 | 21 | 10 | 1 | - | - | - | - | - |
| Temp. °C | 12 | 13 | 13 | 12 | 11 | 11 | 11 | 11 | 12 | 12 | 13 | 13 | 13 | 13 | 14 | 13 | 13 | 12 | 12 | 13 | 12 | 12 | 12 | 12 |
| Feels °C (?) | 5 | 7 | 8 | 9 | 9 | 10 | 9 | 6 | 7 | 6 | 6 | 5 | 4 | 2 | 2 | 1 | 10 | 9 | 7 | 8 | 6 | 6 | 7 | 7 |

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

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