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:
Rocky Point surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 am Saturday 13 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Rocky Point surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rocky Point sea temperature is
25.8° C
(Which is slightly warmer than usual)How big are the waves at Rocky Point today?
The current surf forecast for Rocky Point at 10AM is: 1.5m 10s primary swell from a North-northwest direction (forecast issued at 07:00am December 13). An open ocean swell of 0.5m 8s is not directed at the surf break, a second open ocean swell of 0.7m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 5ft (1.5m) | 10s |
| Afternoon (13 Dec) | 4.5ft (1.3m) | 10s |
| Evening (13 Dec) | 3.5ft (1.0m) | 10s |
Table - waves today at Rocky Point. (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) (?) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 7 | 9 | 11 | 11 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 14 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 520 | 520 | 441 | 377 | 318 | 250 | 163 | 129 | 107 | 307 | 606 | 771 | 1990 | 2067 | 1874 | 1684 | 1365 | 1026 | 1229 | 1626 | 1581 | 1407 | 1245 | 1048 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | glass | glass | off | off | off | cross- off | off | off | off | off | off | off |
High Tide / height (m) | 8:40AM 0.49 | 12:43AM 0.58 | 9:04AM 0.45 | 1:09AM 0.65 | 9:36AM 0.41 | 1:36AM 0.70 | ||||||||||||||||||
Low Tide / height (m) | 4:38AM 0.46 | 4:39PM 0.16 | 7:07AM 0.44 | 5:03PM 0.13 | 8:45AM 0.41 | 5:28PM 0.10 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | - | 7:01 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 5:51 | - | - | - | - | - | - | - | 5:51 | - | - | - | - | - | - | - | 5:52 | - | - | - |
 |  | | | | |  | | |  | | | | |  |  | | | | |  | | | | |
Rain (mm) | - | - | - | - | - | - | 1 | - | 1 | 1 | - | 1 | 1 | 1 | - | - | - | 2 | 3 | 1 | - | - | - | - |
| Temp. °C | 23 | 24 | 25 | 26 | 25 | 24 | 24 | 24 | 23 | 23 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 24 | 24 | 24 | 25 | 24 | 23 | 24 |
| Feels °C (?) | 24 | 24 | 23 | 24 | 24 | 24 | 25 | 25 | 24 | 25 | 27 | 27 | 27 | 27 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 25 | 27 |
- 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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