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:
Antenot surfForecast / Tel Aviv and South / Israel
48hr Weather and Surf, issued 7 am Saturday 13 Dec 2025 ISTForecast update in hr min s Forecast update imminent
Antenot surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Antenot sea temperature is
22.6° C
(Which is 2.5°C warmer than normal for this time of year)How big are the waves at Antenot today?
The current surf forecast for Antenot at 12PM is: 0.4m 6s primary swell from a West-northwest direction and 0.2m 4s secondary swell from a North direction (forecast issued at 07:00am December 13). The wind direction is predicted to be onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 1.5ft (0.5m) | 6s |
| Afternoon (13 Dec) | 1.5ft (0.4m) | 6s |
| Evening (13 Dec) | 1ft (0.3m) | 6s |
Table - waves today at Antenot. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| 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 | 11 PM | 2 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | — | — | — | |||||||||||||||||||||
| Period(s) (?) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | - | - | - | 5 | 7 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 32 | 23 | 23 | 15 | 12 | 7 | 7 | 6 | 6 | 6 | 3 | 3 | 2 | 2 | 2 | 0 | 0 | 0 | 1 | 4 | 5 | 10 | 17 | 29 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | cross- on | cross- on | glass | glass | off | cross- off | cross- off | cross- off | cross- on | cross- on | cross | cross | glass | glass | glass | cross | cross- on | cross- on | glass | cross- off | cross- off |
High Tide / height (m) | 4:55AM 0.24 | 5:55PM 0.28 | 6:20AM 0.25 | 6:44PM 0.30 | 7:20AM 0.26 | 7:24PM 0.32 | ||||||||||||||||||
Low Tide / height (m) | 11:13AM 0.13 | 12:26AM 0.14 | 12:13PM 0.13 | 1:20AM 0.11 | 1:02PM 0.12 | |||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | - | 6:31 | - | - | - | - | - | - | - | 6:33 | - | - | - | - | - | - | - | 6:33 | - | - | - | - | - | - |
| Sunset | - | - | - | 4:37 | - | - | - | - | - | - | - | 4:37 | - | - | - | - | - | - | - | 4:37 | - | - | - | - |
 |  | | | | | | | | | | | | | | | | | |  |  |  |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 |
| Temp. °C | 17 | 17 | 18 | 19 | 19 | 18 | 18 | 17 | 17 | 16 | 18 | 19 | 19 | 18 | 18 | 17 | 17 | 16 | 18 | 18 | 18 | 18 | 16 | 16 |
| Feels °C (?) | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 16 | 15 | 14 | 15 | 16 | 16 | 15 | 16 | 16 | 16 | 15 | 17 | 16 | 17 | 17 | 14 | 14 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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