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 Chapadmalal at 6PM is: 0.5m 8s primary swell from a East direction and 0.2m 7s secondary swell from a South direction, 0.5m 5s secondary swell from a East-northeast direction (forecast issued at 02:00pm December 10). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Dec) | - | - |
| Afternoon (10 Dec) | 1.5ft (0.5m) | 7s |
| Evening (10 Dec) | 1.5ft (0.5m) | 8s |
Table - waves today at Chapadmalal. (Swell directed towards the surf break)
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| 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 | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map | ||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ENE | E | E | E | E | ENE | E | E | E | E | E | E | E | ESE | E | E | ESE | ESE | ESE | ESE | E | E | ESE | ESE |
| Period(s) (?) | 7 | 7 | 8 | 8 | 8 | 9 | 9 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 |
Wave (?)Graph | ||||||||||||||||||||||||
| 64 | 26 | 29 | 33 | 49 | 77 | 108 | 146 | 199 | 339 | 411 | 404 | 404 | 418 | 456 | 364 | 370 | 308 | 303 | 297 | 281 | 216 | 170 | 170 | |
Wind (km/h) | E | E | NE | N | NNW | WNW | WSW | NNE | ESE | E | E | NE | NNW | WNW | NW | WSW | ESE | E | SSE | WNW | NNW | NW | WNW | WSW |
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross | cross- off | off | off | cross- off | glass | on | cross- on | cross- on | cross | off | off | off | cross- off | on | cross- on | glass | off | cross- off | off | off | cross- off |
High Tide / height (m) | 11:04AM 1.43 | 12:04AM 0.94 | 12:01PM 1.33 | 1:01AM 0.94 | 1:01PM 1.22 | 1:57AM 0.96 | ||||||||||||||||||
Low Tide / height (m) | 6:40PM 0.08 | 6:18AM 0.43 | 7:31PM 0.17 | 7:18AM 0.44 | 8:19PM 0.25 | 8:19AM 0.44 | ||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:20 | - | - | - | - | - | - | - | 5:20 | - | - | - | - | - | - | - | 5:20 | - |
| Sunset | - | - | 8:06 | - | - | - | - | - | - | - | 8:06 | - | - | - | - | - | - | - | 8:07 | - | - | - | - | - |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | 13 | 2 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 20 | 22 | 20 | 18 | 17 | 17 | 21 | 21 | 21 | 17 | 18 | 18 | 17 | 16 | 20 | 22 | 22 | 21 | 20 | 19 | 19 | 21 | 24 |
| Feels °C (?) | 20 | 18 | 19 | 20 | 18 | 17 | 17 | 22 | 20 | 17 | 14 | 15 | 16 | 17 | 15 | 18 | 21 | 19 | 21 | 20 | 16 | 15 | 15 | 17 |

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

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