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:
Fort Point surfForecast / CAL – Marin County / USA
48hr Weather and Surf, issued 9 am Saturday 13 Dec 2025 PSTForecast update in hr min s Forecast update imminent
Fort Point surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Fort Point sea temperature is
12.6° C
(Which is normal for this time of year)How big are the waves at Fort Point today?
The current surf forecast for Fort Point at 4PM is: 0.8m 12s primary swell from a West-northwest direction (forecast issued at 09:00am December 13). An open ocean swell of 0.3m 12s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 3ft (0.9m) | 12s |
| Afternoon (13 Dec) | 2.5ft (0.8m) | 12s |
| Evening (13 Dec) | 2.5ft (0.8m) | 12s |
Table - waves today at Fort Point. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| 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) (?) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 14 | 9 | 9 | 9 | 11 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 294 | 232 | 228 | 179 | 169 | 177 | 139 | 139 | 97 | 89 | 87 | 84 | 81 | 73 | 69 | 68 | 62 | 58 | 56 | 55 | 52 | 57 | 210 | 353 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | on | glass | cross- on | glass | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | on | cross- on | cross- on | cross- on | glass | cross- off | cross | glass | glass | glass |
High Tide / height (m) | 6:48AM 1.73 | 7:29PM 1.17 | 7:24AM 1.77 | 8:49PM 1.19 | 7:57AM 1.80 | 9:55PM 1.25 | ||||||||||||||||||
Low Tide / height (m) | 1:22PM 0.39 | 12:35AM 0.59 | 2:12PM 0.22 | 1:24AM 0.73 | 2:56PM 0.07 | 2:11AM 0.85 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | - | 7:16 | - | - | - | - | - | - | - | 7:16 | - | - | - | - | - | - | - | 7:16 | - | - | - | - | - | - |
| Sunset | - | - | - | 4:51 | - | - | - | - | - | - | - | 4:51 | - | - | - | - | - | - | - | 4:51 | - | - | - | - |
 |  | | | | | | | | | | | | |  | | |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 7 | 9 | 12 | 15 | 15 | 14 | 13 | 12 | 12 | 12 | 14 | 16 | 16 | 15 | 14 | 14 | 13 | 14 | 15 | 16 | 16 | 15 | 15 | 15 |
| Feels °C (?) | 2 | 4 | 8 | 11 | 12 | 10 | 10 | 9 | 9 | 8 | 10 | 13 | 12 | 12 | 11 | 11 | 9 | 10 | 12 | 13 | 14 | 15 | 15 | 16 |
- 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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