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:
Hornhole surfForecast / Sjelland / Denmark
48hr Weather and Surf, issued 6 am Saturday 13 Dec 2025 CETForecast update in hr min s Forecast update imminent
Hornhole surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hornhole sea temperature is
7.3° C
(Which is 3.3°C warmer than normal for this time of year)| Time (CET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | - | - |
| Afternoon (13 Dec) | 2.5ft (0.8m) | 4s |
| Evening (13 Dec) | 2.5ft (0.7m) | 4s |
Table - waves today at Hornhole. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | — | — | ||||||||||||||||||||||
| Period(s) (?) | 4 | - | - | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 5 | 4 | 4 | 4 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1 | 0 | 0 | 0 | 25 | 17 | 19 | 14 | 4 | 1 | 0 | 0 | 3 | 4 | 4 | 4 | 2 | 2 | 2 | 2 | 20 | 6 | 3 | 3 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | cross- off | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off |
High Tide / height (m) | 4:12AM 0.13 | 4:27PM 0.16 | 5:00AM 0.12 | 5:17PM 0.16 | 5:44AM 0.12 | 6:04PM 0.16 | ||||||||||||||||||
Low Tide / height (m) | 10:08AM 0.02 | 11:06PM 0.00 | 10:54AM 0.01 | 11:53PM 0.01 | 11:36AM 0.01 | 12:36AM 0.02 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | - | - | 8:33 | - | - | - | - | - | - | - | 8:33 | - | - | - | - | - | - | - | 8:34 | - | - | - | - | - |
| Sunset | - | - | - | 3:33 | - | - | - | - | - | - | - | 3:33 | - | - | - | - | - | - | - | 3:33 | - | - | - | - |
 | |  | |  | | |  | | |  | | | | | | | |  | | | | | | |
Rain (mm) | - | - | 1 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 5 | 5 | 7 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 |
| Feels °C (?) | 1 | 1 | 3 | 2 | 2 | 1 | 0 | 0 | -1 | -2 | -2 | -3 | -1 | -2 | -1 | -1 | -1 | -1 | -1 | -2 | 1 | 2 | 1 | 1 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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