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:
Publics surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Sunday 14 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Publics surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Publics sea temperature is
25.9° C
(Which is slightly warmer than usual)How big are the waves at Publics today?
The current surf forecast for Publics at 8AM is: 1.1m 5s primary swell from a Southwest direction and 0.6m 5s secondary swell from a South direction (forecast issued at 01:00am December 14). An open ocean swell of 0.9m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | 3.5ft (1.1m) | 5s |
| Afternoon (14 Dec) | 1.5ft (0.4m) | 4s |
| Evening (14 Dec) | 2.5ft (0.7m) | 7s |
Table - waves today at Publics. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||||||||||||
| 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 (?) | ||||||||||||||||||||||||
| Period(s) (?) | 5 | 5 | 6 | 5 | 5 | 4 | 4 | 7 | 8 | 8 | 8 | 4 | 8 | 8 | 8 | 12 | 4 | 9 | 5 | 5 | 6 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 57 | 71 | 61 | 62 | 15 | 7 | 2 | 47 | 10 | 24 | 23 | 4 | 10 | 39 | 12 | 31 | 13 | 15 | 22 | 27 | 62 | 86 | 92 | 80 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross- on | on | on | on | on | cross- on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | cross- on | cross- on | on | on | on |
High Tide / height (m) | 1:13AM 0.51 | 11:45AM 0.30 | 1:48AM 0.57 | 12:35PM 0.25 | 2:20AM 0.62 | 1:22PM 0.22 | ||||||||||||||||||
Low Tide / height (m) | 7:46AM 0.23 | 6:12PM 0.02 | 8:52AM 0.20 | 6:39PM 0.01 | 9:42AM 0.16 | 7:08PM 0.01 | ||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:00 | - | - | - | - | - | - | - | 7:00 | - | - | - | - | - | - | - | 7:01 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:51 | - | - | - | - | - | - | - | 5:51 | - | - | - | - | - | - | - | 5:52 | - |
 | | |  |  | | | | |  | | | | |  |  | | |  | | |  | | | |
Rain (mm) | 1 | 1 | 1 | 1 | - | 1 | 1 | 1 | 1 | - | 2 | 1 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 25 | 24 | 24 | 25 | 24 | 25 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 25 |
| Feels °C (?) | 24 | 25 | 24 | 26 | 27 | 25 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 26 | 26 | 23 | 26 | 26 | 23 | 23 | 25 |
- 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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