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:
Rockaway surfForecast / CAL – San Mateo / USA
48hr Weather and Surf, issued 9 am Friday 12 Dec 2025 PSTForecast update in hr min s Forecast update imminent
Rockaway surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rockaway sea temperature is
13.0° C
(Which is normal for this time of year)How big are the waves at Rockaway today?
The current surf forecast for Rockaway at 2PM is: 1.7m 13s primary swell from a West-northwest direction (forecast issued at 09:00am December 12). An open ocean swell of 0.3m 13s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 6ft (1.8m) | 14s |
| Afternoon (12 Dec) | 5ft (1.6m) | 13s |
| Evening (12 Dec) | 5ft (1.5m) | 13s |
Table - waves today at Rockaway. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | Mon 15 | |||||||||||||||||||||
| 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 | 4 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1321 | 1267 | 1043 | 892 | 744 | 721 | 614 | 493 | 380 | 317 | 311 | 237 | 229 | 193 | 189 | 145 | 140 | 133 | 121 | 116 | 79 | 102 | 69 | 94 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | glass | glass | cross- off | cross- off | cross | cross | cross | cross- on | cross | cross- on | cross | cross | cross |
High Tide / height (m) | 5:09AM 2.25 | 5:10PM 1.72 | 5:49AM 2.29 | 6:32PM 1.68 | 6:25AM 2.32 | 7:44PM 1.70 | ||||||||||||||||||
Low Tide / height (m) | 11:41AM 1.04 | 11:01PM 0.90 | 12:42PM 0.86 | 11:48PM 1.07 | 1:31PM 0.68 | 12:35AM 1.20 | ||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | Mon 15 | |||||||||||||||||||||
| Sunrise | - | 7:15 | - | - | - | - | - | - | - | 7:15 | - | - | - | - | - | - | - | 7:16 | - | - | - | - | - | - |
| Sunset | - | - | - | 4:51 | - | - | - | - | - | - | - | 4:52 | - | - | - | - | - | - | - | 4:52 | - | - | - | - |
 |  | | | | | | | | | | | | | | | | | |  |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 11 | 15 | 16 | 15 | 15 | 14 | 13 | 13 | 14 | 16 | 17 | 16 | 15 | 14 | 13 | 13 | 14 | 17 | 18 | 17 | 16 | 15 | 15 |
| Feels °C (?) | 4 | 6 | 10 | 12 | 11 | 11 | 10 | 9 | 9 | 10 | 13 | 14 | 14 | 12 | 11 | 9 | 9 | 10 | 14 | 15 | 14 | 13 | 12 | 12 |
- 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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