Surf Forecasts:
How big are the waves at The Patch today (04 Sep):
- Afternoon surf: Afternoon surf (04 Sep, local time) - 3ft (0.9m), 17s period with SW swell.
- Evening surf: Evening surf (04 Sep, local time) - 3.5ft (1.0m), 16s period with SW swell.
The current surf forecast for The Patch at 11PM is: 1.1m 16s primary swell from a Southwest direction and 1.0m 10s secondary swell from a West-northwest direction (forecast issued at 04:00pm September 04). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Sep) | - | - |
| Afternoon (04 Sep) | 3ft (0.9m) | 17s |
| Evening (04 Sep) | 3.5ft (1.0m) | 16s |
Table - waves today at The Patch. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Mon morning, min 13°C on Sat night). Wind will be generally light. | ||||||||||||||||||||
Fri 4 | Saturday 5 | Sunday 6 | ||||||||||||||||||
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 |  |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
Wave Graph  | ||||||||||||||||||||
 kJ | 499 | 465 | 527 | 610 | 515 | 502 | 496 | 430 | 425 | 419 | 414 | 403 | 393 | 382 | 443 | 437 | 515 | 400 | 394 | 501 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 5:24PM1.30m | 8:34AM0.91m | 6:36PM1.30m | 9:32AM0.98m | 7:48PM1.33m | |||||||||||||||
Low Tide | 11:43AM0.61m | 1:36AM0.01m | 1:12PM0.63m | 2:46AM-0.03m | 2:33PM0.60m | |||||||||||||||
 | |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — |
 | — | 7:36 | — | — | — | — | — | — | — | 7:34 | — | — | — | — | — | — | — | 7:32 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 17 | 15 | 15 | 14 | 14 | 14 | 17 | 17 | 17 | 15 | 14 | 14 | 13 | 14 | 16 | 17 | 16 | 15 | 14 |
Feels °C | 14 | 14 | 13 | 13 | 12 | 13 | 13 | 15 | 14 | 13 | 12 | 12 | 11 | 11 | 13 | 13 | 13 | 11 | 11 | 10 |
Swell 1 Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 11 | SW 16 | WNW 10 | WNW 10 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 270 | 222 | 218 | 610 | 212 | 190 | 496 | 430 | 425 | 419 | 414 | 403 | 393 | 382 | 443 | 437 | 515 | 400 | 394 | 501 |
Swell 2 Height (m) Direction Period (s) | SW 17 | SW 17 | SW 16 | WNW 10 | SW 16 | SW 16 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | SSW 11 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | SW 10 | W 14 | SW 11 | SW 11 | W 11 |
| kJ | 499 | 465 | 527 | 210 | 515 | 502 | 154 | 148 | 139 | 108 | 44 | 56 | 56 | 56 | 130 | 24 | 16 | 30 | 30 | 22 |
Swell 3 Height (m) Direction Period (s) | SSW 11 | SSW 11 | SSW 11 | W 15 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSE 13 | SSW 11 | SSW 11 | SW 11 | SSW 11 | W 14 | SSW 11 | W 14 | W 21 | SW 21 |
| kJ | 69 | 68 | 68 | 4 | 79 | 93 | 91 | 91 | 91 | 90 | 55 | 45 | 45 | 56 | 45 | 4 | 46 | 15 | 9 | 18 |
Wind waves Height (m) Direction Period (s) | — | — | — | NW 3 | — | — | — | — | — | WNW 4 | WNW 9 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 9 | WNW 7 | WNW 6 | WNW 6 | WNW 6 |
| kJ | — | — | — | 2 | — | — | — | — | — | 10 | 207 | 38 | 42 | 31 | 37 | 121 | 91 | 119 | 209 | 181 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 121 | 452 | 0 | 0 | 0 | 0 | 0 | 0 | 121 | 465 | 120 | 54 | 54 | 0 | 0 | 0 | 121 | 121 | 121 | 83 |
Best forecast wave conditions in Marin County | ||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||
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