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The Patch Surf Forecast
/ CAL – Marin County (14 breaks) / California (404 breaks) /
Surf Forecasts:
The Patch surfForecast / CAL – Marin County / USA
48hr Weather and Surf, issued 4 am Sunday 17 May 2026 PDTForecast 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
12.8° C
(Which is slightly warmer than usual)How big are the waves at The Patch today?
The current surf forecast for The Patch at 1PM is: 3.0m 11s primary swell from a West-northwest direction and 0.4m 14s secondary swell from a Southwest direction, 0.1m 18s secondary swell from a Southwest direction (forecast issued at 04:00am May 17). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 13ft (4.0m) | 11s |
| Afternoon (17 May) | 10ft (3.0m) | 11s |
| Evening (17 May) | 10ft (3.0m) | 11s |
Table - waves today at The Patch. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 20°C on Mon morning, min 10°C on Sun morning). Winds decreasing (fresh winds from the N on Sun night, calm by Tue morning). | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | ||||||||||||||||||||||
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 | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | W 14 | W 14 | WNW 10 | |
2824 | 2527 | 3720 | 3226 | 2477 | 2432 | 2017 | 2071 | 1384 | 1071 | 741 | 530 | 540 | 734 | 908 | 849 | 761 | 731 | 598 | 532 | 502 | 435 | 442 | 443 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | glassy | cross-off | cross-off | cross-off | cross-off | |
High Tide | 11:27PM1.43m | 1:43PM0.99m | 00:12AM1.44m | 2:40PM0.99m | 1:02AM1.41m | 3:38PM1.00m | ||||||||||||||||||
Low Tide | 7:10AM-0.36m | 6:49PM0.48m | 8:00AM-0.37m | 7:42PM0.52m | 8:52AM-0.35m | 8:42PM0.54m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | | | | | | | | | |
 | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:15 | — | — | — | — | — | — | — | 8:15 | — | — | — | — | — | — | — | 8:16 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 9 | 9 | 10 | 14 | 15 | 16 | 17 | 17 | 18 | 18 | 18 | 20 | 19 | 18 | 14 | 14 | 14 | 14 | 16 | 20 | 20 | 19 | 13 | 13 |
3 | 5 | 6 | 10 | 9 | 9 | 10 | 11 | 11 | 9 | 11 | 15 | 13 | 12 | 9 | 11 | 12 | 12 | 15 | 18 | 16 | 14 | 9 | 11 | |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | WNW 11 | WNW 11 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | WNW 10 | WNW 10 | SSW 16 | W 18 | W 18 | WNW 16 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | W 14 | WNW 10 | W 14 | WNW 10 |
 kJ | 81 | 81 | 2192 | 2015 | 46 | 46 | 45 | 45 | 45 | 44 | 741 | 530 | 51 | 56 | 55 | 90 | 761 | 731 | 598 | 532 | 333 | 435 | 442 | 443 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 18 | SSW 18 | SSW 18 | SSW 18 | SW 18 | SW 18 | SW 13 | SSW 13 | SSW 13 | SSW 16 | SSW 12 | SW 17 | W 16 | W 16 | W 15 | W 15 | SW 17 | W 14 | SW 16 | W 13 |
| kJ | 81 | 81 | 79 | 77 | 12 | 30 | 30 | 31 | 13 | 13 | 44 | 17 | 17 | 26 | 15 | 46 | 188 | 186 | 294 | 267 | 44 | 405 | 42 | 340 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SW 18 | — | SSW 18 | SSW 18 | SSW 18 | S 18 | S 17 | SSW 16 | SSW 16 | WSW 16 | SSW 13 | SW 17 | SSW 12 | SW 17 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SW 16 | SSW 15 | SW 16 |
| kJ | — | — | — | 12 | — | 31 | 31 | 31 | 6 | 6 | 26 | 26 | 26 | 16 | 45 | 15 | 44 | 47 | 43 | 44 | 44 | 42 | 42 | 42 |
Wind waves Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | — | — | WNW 11 | WNW 10 | WNW 10 | WNW 10 | — | — | — | — | WNW 10 | — | WNW 10 | — |
| kJ | 2824 | 2527 | 3720 | 3226 | 2477 | 2432 | 2017 | 2071 | 1384 | 1071 | — | — | 540 | 734 | 908 | 849 | — | — | — | — | 502 | — | 378 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 120 | 22 | 21 | 22 | 120 | 121 | 121 | 0 | 0 | 83 | 0 | 0 | 120 | 120 | 83 | 0 | 0 | 0 | 0 | 0 | 0 | 121 | 54 | 0 |
Best forecast wave conditions in Marin County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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