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:

| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 0.5ft (0.1m) | 13s |
| Afternoon (17 Dec) | 0.5ft (0.1m) | 11s |
| Evening (17 Dec) | 0.5ft (0.1m) | 11s |
Table - waves today at Staithes. (Swell directed towards the surf break)
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| 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 (?) | NNW | ESE | SW | S | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N |
| Period(s) (?) | 3 | 5 | 3 | 3 | 13 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 12 | 26 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 22 | 21 | 18 |
Wave (?)Graph | ||||||||||||||||||||||||
| 1 | 0 | 0 | 0 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 3 | 13 | 13 | 45 | 44 | 41 | 40 | 10 | 10 | 10 | 9 | 7 | |
Wind (km/h) | SW | SSW | SSW | S | S | SSW | SSW | SSW | S | SSW | SW | SW | S | S | SE | S | SW | WSW | SW | SW | SW | SW | SW | SW |
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | off | off | off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | off | cross- off | cross- off | cross- off | off | off |
High Tide / height (m) | 1:27AM 3.67 | 1:53PM 3.73 | 2:12AM 3.78 | 2:31PM 3.85 | 2:53AM 3.88 | 3:09PM 3.97 | ||||||||||||||||||
Low Tide / height (m) | 7:33PM 1.27 | 7:53AM 1.08 | 8:15PM 1.08 | 8:33AM 1.00 | 8:54PM 0.91 | 9:11AM 0.92 | ||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:19 | - | - | - | - | - | - | - | 8:21 | - | - | - | - | - | - | - | 8:21 | - | - | - |
| Sunset | - | - | - | - | - | - | 3:37 | - | - | - | - | - | - | - | 3:37 | - | - | - | - | - | - | - | 3:37 | - |
Rain (mm) | - | - | - | - | - | 1 | - | - | 1 | 4 | 2 | - | - | - | 4 | 6 | - | - | - | - | - | - | - | - |
| Temp. °C | 6 | 5 | 5 | 6 | 6 | 6 | 8 | 9 | 9 | 10 | 11 | 10 | 9 | 9 | 8 | 11 | 10 | 7 | 7 | 8 | 8 | 8 | 8 | 8 |
| Feels °C (?) | 2 | 0 | 0 | -1 | -2 | -4 | -1 | 1 | 2 | 4 | 7 | 4 | 6 | 5 | 3 | 1 | 1 | -2 | -3 | -2 | -2 | -2 | 0 | 1 |

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

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