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 Humewood at 9AM is: 1.7m 8s primary swell from a Southwest direction and 0.4m 8s secondary swell from a East-northeast direction, 0.1m 14s secondary swell from a South direction (forecast issued at 01:00am December 17). The wind direction is predicted to be offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 5.5ft (1.7m) | 8s |
| Afternoon (17 Dec) | 7ft (2.1m) | 11s |
| Evening (17 Dec) | 5.5ft (1.7m) | 10s |
Table - waves today at Humewood. (Swell directed towards the surf break)
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| 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 | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map | ||||||||||||||||||||||||
| Wave Height (m) & direction (?) | SW | SW | SW | SW | SW | SSW | SSW | SSW | SSW | SSW | S | S | S | S | S | S | S | S | S | S | S | SSE | SSE | SSE |
| Period(s) (?) | 12 | 12 | 12 | 8 | 9 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 10 | 11 | 11 | 10 |
Wave (?)Graph | ||||||||||||||||||||||||
| 325 | 278 | 205 | 308 | 505 | 999 | 909 | 610 | 548 | 512 | 530 | 510 | 592 | 363 | 545 | 556 | 498 | 507 | 507 | 466 | 250 | 407 | 337 | 276 | |
Wind (km/h) | W | WSW | WSW | WSW | WSW | SW | SSW | SW | SW | W | W | WSW | SSW | S | S | SE | N | N | NNW | NNW | SSE | S | S | SSW |
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | off | off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | cross- on | cross- on | cross- on | glass | cross- off | cross- off | cross- off | off |
High Tide / height (m) | 2:03AM 1.53 | 2:11PM 1.71 | 2:40AM 1.60 | 2:45PM 1.75 | 3:14AM 1.66 | 3:18PM 1.78 | ||||||||||||||||||
Low Tide / height (m) | 7:56AM 0.67 | 8:32PM 0.55 | 8:33AM 0.63 | 9:03PM 0.49 | 9:08AM 0.59 | |||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:00 | - | - | - | - | - | - | - | 5:01 | - | - | - | - | - | - | - | 5:01 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 7:24 | - | - | - | - | - | - | - | 7:25 | - | - | - | - | - | - | - | 7:25 | - |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 18 | 17 | 17 | 17 | 18 | 19 | 19 | 19 | 18 | 17 | 16 | 17 | 18 | 19 | 20 | 20 |
| Feels °C (?) | 19 | 16 | 14 | 13 | 14 | 13 | 14 | 15 | 16 | 15 | 15 | 15 | 14 | 15 | 17 | 19 | 18 | 16 | 15 | 17 | 16 | 16 | 18 | 20 |

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

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