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 Miramar at 8PM is: 1.4m 12s primary swell from a East direction and 0.2m 7s secondary swell from a South-southeast direction, 0.1m 6s secondary swell from a South direction (forecast issued at 02:00pm December 11). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | - | - |
| Afternoon (11 Dec) | 3.5ft (1.1m) | 12s |
| Evening (11 Dec) | 5ft (1.5m) | 12s |
Table - waves today at Miramar. (Swell directed towards the surf break)
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| 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 (?) | E | E | E | E | E | ESE | E | ESE | ESE | ESE | ESE | E | E | E | E | ESE | ESE | ESE | ESE | ESE | ESE | SSW | SSW | SSW |
| Period(s) (?) | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 8 | 8 | 8 |
Wave (?)Graph | ||||||||||||||||||||||||
| 203 | 339 | 480 | 614 | 411 | 418 | 456 | 376 | 314 | 308 | 303 | 286 | 275 | 216 | 208 | 170 | 133 | 131 | 98 | 96 | 72 | 85 | 90 | 70 | |
Wind (km/h) | SE | E | E | ENE | W | SE | NE | N | NE | SSW | SSE | N | NNW | NNW | NW | WSW | WSW | SW | SE | SE | ENE | NE | NNE | NNW |
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross- on | cross- off | glass | cross | cross- off | glass | cross | cross- on | cross- off | cross- off | off | off | cross- off | cross- off | cross | on | on | cross | cross | cross- off | off |
High Tide / height (m) | 11:57AM 1.36 | 12:55AM 0.98 | 12:56PM 1.25 | 1:50AM 1.00 | 1:57PM 1.14 | 2:43AM 1.03 | ||||||||||||||||||
Low Tide / height (m) | 7:26PM 0.16 | 7:15AM 0.44 | 8:14PM 0.25 | 8:16AM 0.44 | 8:59PM 0.33 | |||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:20 | - | - | - | - | - | - | - | 5:20 | - | - | - | - | - | - | - | 5:20 | - |
| Sunset | - | - | 8:07 | - | - | - | - | - | - | - | 8:07 | - | - | - | - | - | - | - | 8:08 | - | - | - | - | - |
Rain (mm) | - | - | 8 | 4 | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - |
| Temp. °C | 21 | 21 | 18 | 17 | 17 | 17 | 17 | 20 | 25 | 29 | 23 | 22 | 21 | 20 | 20 | 23 | 19 | 19 | 18 | 17 | 17 | 16 | 15 | 20 |
| Feels °C (?) | 19 | 16 | 15 | 13 | 16 | 18 | 17 | 20 | 25 | 27 | 23 | 21 | 18 | 16 | 16 | 17 | 12 | 16 | 16 | 12 | 13 | 12 | 11 | 16 |

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

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