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 Ventnor at 7AM is: 0.7m 14s primary swell from a Southwest direction and 0.4m 9s secondary swell from a West-southwest direction (forecast issued at 11:00pm December 16). The wind direction is predicted to be cross-shore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 2ft (0.6m) | 14s |
| Afternoon (17 Dec) | 5.5ft (1.7m) | 6s |
| Evening (17 Dec) | 8ft (2.5m) | 7s |
Table - waves today at Ventnor. (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 (?) | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SSW | WSW | SSW | SW | SW | SW | SW | SW | SW | SW | SW | SW |
| Period(s) (?) | 14 | 14 | 14 | 14 | 14 | 14 | 6 | 6 | 7 | 8 | 8 | 8 | 8 | 20 | 8 | 9 | 19 | 18 | 18 | 18 | 18 | 17 | 17 | 17 |
Wave (?)Graph | ||||||||||||||||||||||||
| 248 | 245 | 206 | 206 | 158 | 534 | 181 | 386 | 757 | 1338 | 1638 | 1419 | 1556 | 1922 | 2099 | 3266 | 6323 | 1064 | 813 | 795 | 686 | 663 | 640 | 802 | |
Wind (km/h) | NNW | NNW | WNW | SW | SW | SW | SSW | SSW | SSW | SSW | SSW | SSW | S | S | SSW | SSW | WSW | WNW | W | W | W | WSW | WSW | SW |
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross |
High Tide / height (m) | 9:27PM 3.04 | 9:42AM 3.23 | 10:09PM 3.20 | 10:21AM 3.35 | 10:47PM 3.34 | 10:58AM 3.45 | ||||||||||||||||||
Low Tide / height (m) | 2:42AM 0.96 | 3:08PM 0.79 | 3:23AM 0.86 | 3:46PM 0.66 | 4:01AM 0.77 | 4:23PM 0.56 | ||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:00 | - | - | - | - | - | - | - | 8:00 | - | - | - | - | - | - | - | 8:00 | - | - | - |
| Sunset | - | - | - | - | - | - | 4:00 | - | - | - | - | - | - | - | 4:00 | - | - | - | - | - | - | - | 4:00 | - |
Rain (mm) | - | - | - | - | - | - | - | - | 1 | 3 | 3 | 1 | 1 | 2 | 1 | 2 | 1 | - | - | - | - | - | - | - |
| Temp. °C | 8 | 7 | 7 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 12 | 11 | 12 | 13 | 12 | 12 | 9 | 10 | 10 | 10 | 10 | 11 | 11 |
| Feels °C (?) | 3 | 3 | 4 | 5 | 4 | 2 | 1 | 1 | 0 | -1 | 1 | 4 | 2 | 1 | 1 | -2 | 5 | 1 | 4 | 4 | 4 | 4 | 6 | 6 |

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

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