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 3Ms at 4AM is: 0.4m 13s primary swell from a Southwest direction and 0.4m 12s secondary swell from a West-northwest direction, 0.6m 4s secondary swell from a West-northwest direction (forecast issued at 09:00pm December 14). The wind direction is predicted to be cross-offshore.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 1.5ft (0.4m) | 13s |
| Afternoon (15 Dec) | 1.5ft (0.4m) | 13s |
| Evening (15 Dec) | 1.5ft (0.4m) | 16s |
Table - waves today at 3Ms. (Swell directed towards the surf break)
Sun 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| 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 | 4 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map | ||||||||||||||||||||||||
| Wave Height (m) & direction (?) | WNW | WNW | SW | SW | SW | SW | SW | WNW | WNW | SW | SW | SW | SSW | SW | SW | SW | SSW | SW | WNW | WNW | WNW | WNW | WNW | WNW |
| Period(s) (?) | 12 | 12 | 14 | 13 | 13 | 17 | 13 | 11 | 11 | 16 | 16 | 16 | 16 | 12 | 16 | 15 | 15 | 15 | 8 | 8 | 14 | 14 | 13 | 9 |
Wave (?)Graph | ||||||||||||||||||||||||
| 79 | 79 | 64 | 63 | 62 | 73 | 61 | 40 | 39 | 66 | 66 | 66 | 51 | 24 | 63 | 55 | 84 | 104 | 94 | 104 | 175 | 277 | 312 | 280 | |
Wind (km/h) | NNW | NW | NW | NNW | NNW | NW | NW | NW | NNW | NNW | NNE | WNW | E | WSW | W | WSW | E | W | NNW | NNW | NNW | NW | WNW | NW |
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross | cross | cross- off | cross | cross- on | cross- on | cross- on | cross | cross | glass | cross- on | cross- off | glass | cross- on | glass | glass | glass | glass | glass | cross | glass | cross- on | cross- on |
High Tide / height (m) | 6:12PM 1.34 | 5:33AM 1.98 | 7:06PM 1.37 | 6:02AM 2.04 | 7:49PM 1.41 | 6:33AM 2.09 | ||||||||||||||||||
Low Tide / height (m) | 10:58PM 0.96 | 12:48PM 0.47 | 11:36PM 1.02 | 1:21PM 0.35 | 12:12AM 1.06 | 1:54PM 0.26 | ||||||||||||||||||
Sun 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 6:39 | - | - | - | - | - | - | - | 6:39 | - | - | - | - | - | - | - | 6:39 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 4:44 | - | - | - | - | - | - | - | 4:44 | - | - | - | - | - | - | - | 4:45 |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 17 | 17 | 17 | 18 | 20 | 21 | 18 | 18 | 19 | 20 | 19 | 20 | 22 | 21 | 20 | 20 | 20 | 20 | 21 | 20 | 22 | 23 | 21 |
| Feels °C (?) | 16 | 16 | 17 | 16 | 17 | 18 | 20 | 18 | 18 | 19 | 19 | 17 | 18 | 20 | 19 | 20 | 20 | 19 | 19 | 19 | 18 | 20 | 20 | 19 |

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

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