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 Dredges at 2PM is: 1.1m 10s primary swell from a South direction and 1.0m 11s secondary swell from a Southwest direction (forecast issued at 10:00am December 17). The wind direction is predicted to be onshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 4.5ft (1.3m) | 10s |
| Afternoon (17 Dec) | 3.5ft (1.0m) | 11s |
| Evening (17 Dec) | 3ft (0.9m) | 10s |
Table - waves today at Dredges. (Swell directed towards the surf break)
Wednesday 17 | Thursday 18 | Friday 19 | Sat 20 | |||||||||||||||||||||
| 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 | 11 PM | 2 AM | 5 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map | ||||||||||||||||||||||||
| Wave Height (m) & direction (?) | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SSW | SSW | SW |
| Period(s) (?) | 10 | 10 | 10 | 11 | 10 | 11 | 10 | 10 | 11 | 11 | 15 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 |
Wave (?)Graph | ||||||||||||||||||||||||
| 339 | 284 | 231 | 180 | 180 | 187 | 180 | 184 | 191 | 283 | 220 | 565 | 569 | 552 | 558 | 558 | 558 | 540 | 497 | 553 | 572 | 610 | 397 | 276 | |
Wind (km/h) | NE | NNW | SSE | SSE | SSE | SE | NE | NNE | N | WSW | SSW | S | SSE | NE | NE | N | WNW | SW | S | SW | WSW | WSW | W | W |
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | glass | on | on | cross- on | glass | cross- off | off | off | cross | cross- on | on | on | cross- off | cross- off | off | cross- off | cross- on | on | cross- on | cross | cross | cross | cross |
High Tide / height (m) | 1:10AM 0.86 | 1:35AM 0.92 | 2:01AM 0.96 | |||||||||||||||||||||
Low Tide / height (m) | 4:16PM 0.21 | 5:04PM 0.17 | 5:46PM 0.13 | |||||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Sat 20 | |||||||||||||||||||||
| Sunrise | 6:00 | - | - | - | - | - | - | - | 6:00 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - |
| Sunset | - | - | - | - | 8:50 | - | - | - | - | - | - | - | 8:51 | - | - | - | - | - | - | - | 8:51 | - | - | - |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 15 | 25 | 28 | 25 | 22 | 21 | 21 | 19 | 20 | 28 | 28 | 26 | 23 | 23 | 21 | 22 | 23 | 26 | 23 | 21 | 17 | 15 | 14 | 14 |
| Feels °C (?) | 11 | 24 | 24 | 21 | 20 | 19 | 18 | 16 | 17 | 25 | 23 | 22 | 21 | 20 | 18 | 19 | 20 | 24 | 21 | 18 | 14 | 13 | 10 | 10 |

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

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