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Surf Forecasts:
The Patch surfForecast / CAL – Marin County / USA
48hr Weather and Surf, issued 3 am Monday 08 Dec 2025 PSTForecast update in hr min s Forecast update imminent
The Patch surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's The Patch sea temperature is
13.3° C
(Which is slightly warmer than usual)How big are the waves at The Patch today?
The current surf forecast for The Patch at 11AM is: 0.9m 11s primary swell from a West-northwest direction and 0.2m 12s secondary swell from a South-southwest direction (forecast issued at 03:00am December 08). An open ocean swell of 0.2m 2s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 2.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Dec) | 3ft (0.9m) | 11s |
| Afternoon (08 Dec) | 3ft (0.9m) | 10s |
| Evening (08 Dec) | 3ft (0.9m) | 9s |
Table - waves today at The Patch. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 08 | Tuesday 09 | Wednesday 10 | ||||||||||||||||||||||
| 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 | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 259 | 198 | 194 | 191 | 195 | 187 | 191 | 113 | 372 | 623 | 594 | 514 | 531 | 558 | 482 | 540 | 793 | 593 | 593 | 847 | 960 | 915 | 917 | 1057 |
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 | off | off | cross- off | off | off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | cross- off | off | cross- off |
High Tide / height (m) | 2:46AM 1.08 | 1:05PM 1.33 | 3:38AM 1.09 | 2:03PM 1.20 | 4:28AM 1.11 | 3:09PM 1.07 | ||||||||||||||||||
Low Tide / height (m) | 8:01AM 0.58 | 8:54PM -0.18 | 9:12AM 0.56 | 9:46PM -0.08 | 10:30AM 0.52 | |||||||||||||||||||
Monday 08 | Tuesday 09 | Wednesday 10 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:13 | - | - | - | - | - | - | - | 7:13 | - | - | - | - | - | - | - | 7:15 | - | - | - | - |
| Sunset | - | - | - | - | - | 4:51 | - | - | - | - | - | - | - | 4:51 | - | - | - | - | - | - | - | 4:51 | - | - |
 | | |  | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 9 | 9 | 11 | 13 | 14 | 13 | 13 | 13 | 12 | 12 | 14 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 15 | 17 | 17 | 17 | 16 |
| Feels °C (?) | 5 | 6 | 6 | 8 | 10 | 12 | 10 | 11 | 11 | 10 | 10 | 12 | 14 | 14 | 14 | 15 | 13 | 12 | 12 | 13 | 16 | 15 | 15 | 14 |
- 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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