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 Dumps at 6AM is: 4.0m 14s primary swell from a West-northwest direction (forecast issued at 11:00pm December 15). The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | 11ft (3.5m) | 14s |
| Afternoon (16 Dec) | 11ft (3.5m) | 14s |
| Evening (16 Dec) | 11ft (3.5m) | 13s |
Table - waves today at Dumps. (Swell directed towards the surf break)
Tuesday 16 | Wednesday 17 | Thursday 18 | ||||||||||||||||||||||
| 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map | ||||||||||||||||||||||||
| Wave Height (m) & direction (?) | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | W | W | W | W | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW |
| Period(s) (?) | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 16 | 21 | 21 | 21 | 20 | 19 | 19 | 19 | 18 |
Wave (?)Graph | ||||||||||||||||||||||||
| 7292 | 6957 | 6775 | 5978 | 5521 | 4824 | 4368 | 4182 | 3961 | 3777 | 3662 | 3569 | 3542 | 3295 | 3554 | 9748 | 48405 | 62328 | 59971 | 46997 | 41558 | 34547 | 32262 | 30396 | |
Wind (km/h) | SW | WSW | WSW | SW | SW | SW | WSW | SW | SSW | S | S | S | S | SSW | SSW | SW | SW | SW | WSW | SW | SSW | S | SSW | WNW |
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross- on |
High Tide / height (m) | 2:14AM 3.21 | 2:36PM 3.12 | 2:57AM 3.34 | 3:20PM 3.24 | 3:36AM 3.46 | 4:00PM 3.35 | ||||||||||||||||||
Low Tide / height (m) | 7:58PM 1.02 | 8:28AM 1.02 | 8:41PM 0.96 | 9:09AM 0.87 | 9:20PM 0.88 | 9:47AM 0.74 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:42 | - | - | - | - | - | - | - | 8:44 | - | - | - | - | - | - | - | 8:45 | - | - | - |
| Sunset | - | - | - | - | - | - | 4:27 | - | - | - | - | - | - | - | 4:27 | - | - | - | - | - | - | - | 4:27 | - |
Rain (mm) | - | - | - | - | - | 1 | - | - | - | - | - | - | 4 | 3 | 3 | 1 | - | 1 | - | - | 1 | - | 2 | 8 |
| Temp. °C | 9 | 8 | 9 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 12 | 12 | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 10 | 8 |
| Feels °C (?) | 5 | 4 | 5 | 4 | 4 | 4 | 3 | 4 | 4 | 3 | 1 | -3 | -2 | 5 | 9 | 7 | 6 | 4 | 4 | 5 | 3 | 2 | 1 | 0 |

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

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