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Surf Forecasts:
The Patch surfForecast / CAL – Marin County / USA
48hr Weather and Surf, issued 9 pm Tuesday 09 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
13.2° C
(Which is slightly warmer than usual)How big are the waves at The Patch today?
The current surf forecast for The Patch at 12AM is: 1.6m 12s primary swell from a West-northwest direction and 0.2m 11s secondary swell from a South-southwest direction (forecast issued at 09:00pm December 09). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Dec) | - | - |
| Afternoon (10 Dec) | - | - |
| Evening (10 Dec) | 5ft (1.5m) | 12s |
Table - waves today at The Patch. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tue 09 | Wednesday 10 | Thursday 11 | Friday 12 | |||||||||||||||||||||
| 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 | 7 AM | 10 AM | 1 PM | 4 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 12 | 12 | 14 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 15 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 639 | 619 | 706 | 521 | 521 | 893 | 823 | 799 | 786 | 888 | 1189 | 1139 | 1251 | 1317 | 1549 | 1589 | 1549 | 1293 | 1225 | 1229 | 1063 | 1018 | 806 | 683 |
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 | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 4:28AM 1.11 | 3:09PM 1.07 | 5:16AM 1.14 | 4:23PM 0.94 | 5:59AM 1.18 | |||||||||||||||||||
Low Tide / height (m) | 9:46PM -0.08 | 10:30AM 0.52 | 10:39PM 0.03 | 11:48AM 0.44 | 11:32PM 0.15 | 12:59PM 0.34 | ||||||||||||||||||
Tue 09 | Wednesday 10 | Thursday 11 | Friday 12 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 7:15 | - | - | - | - | - | - | - | 7:16 | - | - | - | - | - | - | - | 7:16 | - | - |
| Sunset | - | - | - | - | - | - | - | 4:51 | - | - | - | - | - | - | - | 4:51 | - | - | - | - | - | - | - | 4:51 |
 | | | | |  | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 11 | 11 | 11 | 11 | 13 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 15 | 17 | 17 | 16 | 15 | 15 | 14 | 14 | 15 | 18 | 18 |
| Feels °C (?) | 7 | 8 | 8 | 8 | 8 | 10 | 14 | 14 | 13 | 12 | 12 | 11 | 10 | 12 | 15 | 15 | 14 | 13 | 13 | 10 | 10 | 11 | 15 | 15 |
- 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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