Surf Forecasts:
How big are the waves at The Patch today (31 Aug):
- Morning surf: Morning surf (31 Aug, local time) - 3ft (0.9m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (31 Aug, local time) - 2.5ft (0.7m), 14s period with SW swell.
- Evening surf: Evening surf (31 Aug, local time) - 2.5ft (0.7m), 14s period with SW swell.
The current surf forecast for The Patch at 3AM is: 0.9m 14s primary swell from a Southwest direction and 0.1m 9s secondary swell from a South direction, 1.3m 8s secondary swell from a West-northwest direction (forecast issued at 10:00pm August 30). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | 3ft (0.9m) | 14s |
| Afternoon (31 Aug) | 2.5ft (0.7m) | 14s |
| Evening (31 Aug) | 2.5ft (0.7m) | 14s |
Table - waves today at The Patch. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Tue morning, min 12°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Sun 30 | Monday 31 | Tuesday 1 | ||||||||||||||||
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 |  |  |  |  |  |  |  | |||||||||||
Wave Height (m) Direction Period (s) | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 |
Wave Graph  | ||||||||||||||||||
 kJ | 309 | 309 | 305 | 305 | 301 | 301 | 211 | 208 | 203 | 186 | 156 | 151 | 192 | 149 | 114 | 114 | 114 | 114 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross-on |
High Tide | 1:55AM1.09m | 2:13PM1.25m | 2:52AM1.00m | 2:47PM1.28m | ||||||||||||||
Low Tide | 8:21PM0.22m | 8:23AM0.23m | 9:08PM0.16m | 8:58AM0.33m | 10:03PM0.12m | |||||||||||||
 | | | |  |  | | |  | | | | | | |  | | | |
 | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 7:42 | — | — | — | — | — | — | — | 7:39 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 12 | 12 | 12 | 12 | 14 | 16 | 16 | 14 | 14 | 15 | 15 | 15 | 17 | 17 | 17 | 16 | 15 |
Feels °C | 9 | 10 | 10 | 10 | 10 | 12 | 13 | 12 | 12 | 12 | 13 | 14 | 14 | 15 | 14 | 14 | 15 | 14 |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 |
| kJ | 309 | 309 | 305 | 305 | 301 | 301 | 211 | 208 | 203 | 186 | 156 | 151 | 192 | 149 | 114 | 114 | 114 | 114 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | S 9 | S 9 | SW 20 | SW 20 | SW 19 | SW 19 | W 9 | WNW 7 | WNW 7 | W 10 | SW 18 | S 12 | S 11 | S 11 | WNW 10 |
| kJ | 2 | 2 | 2 | 2 | 1 | 16 | 15 | 15 | 15 | 7 | 51 | 42 | 7 | 51 | 24 | 21 | 21 | 22 |
Swell 3 Height (m) Direction Period (s) | SW 21 | SW 21 | SW 21 | S 9 | S 9 | SW 20 | W 10 | W 10 | W 14 | WSW 19 | W 10 | W 9 | SW 19 | W 9 | SW 18 | SW 18 | WNW 11 | SW 18 |
| kJ | 17 | 18 | 18 | 2 | 2 | 15 | 17 | 17 | 4 | 36 | 7 | 15 | 57 | 7 | 50 | 50 | 23 | 49 |
Wind waves Height (m) Direction Period (s) | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | WNW 7 | WNW 7 | — | — | W 8 | W 7 | W 5 | W 7 | W 7 | W 7 |
| kJ | 183 | 196 | 232 | 207 | 176 | 168 | 128 | 97 | 76 | 65 | — | — | 42 | 40 | 11 | 27 | 27 | 15 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 54 | 54 | 45 | 0 | 0 | 438 | 121 | 122 | 54 | 110 | 25 | 31 | 37 | 99 | 99 | 383 | 45 | 31 |
Best forecast wave conditions in Marin County | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our The Patch surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest