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 Impossibles at 1AM is: 1.7m 14s primary swell from a South-southwest direction and 0.1m 14s secondary swell from a West direction, 0.6m 4s secondary swell from a West direction (forecast issued at 07:00pm December 11). The wind direction is predicted to be onshore.
| Time (WITA) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 5.5ft (1.7m) | 13s |
| Afternoon (12 Dec) | 5.5ft (1.7m) | 13s |
| Evening (12 Dec) | 4.5ft (1.4m) | 13s |
Table - waves today at Impossibles. (Swell directed towards the surf break)
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map | ||||||||||||||||||||||||
| Wave Height (m) & direction (?) | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW |
| Period(s) (?) | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
Wave (?)Graph | ||||||||||||||||||||||||
| 845 | 845 | 845 | 1005 | 990 | 961 | 888 | 875 | 932 | 581 | 850 | 915 | 796 | 772 | 772 | 711 | 620 | 591 | 563 | 488 | 443 | 443 | 451 | 451 | |
Wind (km/h) | WSW | W | WNW | WNW | WNW | WNW | W | W | WSW | W | WNW | NNW | NW | NW | SSW | SSE | SW | W | NW | NW | NW | NNW | WSW | WSW |
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | on | on | on | on | on | cross- on | cross- on | on | on | cross- on | on | cross- on | glass | glass | cross | on | on | on | on | cross- on | glass | cross- on |
High Tide / height (m) | 2:35PM 2.00 | 2:20AM 1.99 | 3:32PM 1.98 | 3:23AM 1.74 | 4:36PM 1.98 | 4:52AM 1.56 | ||||||||||||||||||
Low Tide / height (m) | 8:24PM 0.96 | 8:51AM 0.66 | 9:39PM 1.05 | 9:41AM 0.84 | 11:13PM 1.06 | 10:42AM 0.99 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - |
| Sunset | 6:30 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | 2 | 2 | 1 | - | - | - | - | 2 |
| Temp. °C | 28 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 |
| Feels °C (?) | 28 | 29 | 28 | 28 | 29 | 29 | 29 | 30 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 32 | 31 | 29 | 31 | 30 | 30 | 31 | 33 | 30 |

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

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