Surf Forecasts:
How big are the waves at The Patch today (18 Oct):
- Morning surf: Morning surf (18 Oct, local time) - 6ft (1.8m), 12s period with WNW swell.
- Afternoon surf: Afternoon surf (18 Oct, local time) - 6ft (1.8m), 12s period with WNW swell.
- Evening surf: Evening surf (18 Oct, local time) - 6ft (1.8m), 11s period with WNW swell.
The current surf forecast for The Patch at 3AM is: 0.9m 17s primary swell from a Southwest direction and 1.3m 8s secondary swell from a West-northwest direction, 0.9m 12s secondary swell from a West direction (forecast issued at 10:00pm October 17). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | 6ft (1.8m) | 12s |
| Afternoon (18 Oct) | 6ft (1.8m) | 12s |
| Evening (18 Oct) | 6ft (1.8m) | 11s |
Table - waves today at The Patch. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 16°C on Sat night, min 11°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Sat 17 | Sunday 18 | Monday 19 | ||||||||||||||||
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 18 | SW 18 | SW 18 | SW 17 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | SSW 16 |
Wave Graph  | ||||||||||||||||||
 kJ | 455 | 449 | 444 | 400 | 754 | 1216 | 828 | 828 | 814 | 799 | 772 | 917 | 807 | 694 | 589 | 497 | 394 | 425 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | 7:43AM0.93m | 5:17PM1.01m | 8:22AM0.96m | 6:29PM1.00m | ||||||||||||||
Low Tide | 00:18AM0.11m | 1:06PM0.65m | 1:20AM0.12m | 2:12PM0.59m | ||||||||||||||
 | | | |  | | | | | | | | | | |  |  | | |
 | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:28 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 15 | 14 | 14 | 13 | 16 | 15 | 14 | 12 | 12 | 12 | 11 | 12 | 14 | 15 | 14 | 13 | 13 |
Feels °C | 13 | 13 | 12 | 13 | 11 | 14 | 11 | 9 | 8 | 8 | 8 | 7 | 8 | 10 | 11 | 10 | 9 | 10 |
Swell 1 Height (m) Direction Period (s) | SW 18 | SW 18 | WNW 8 | WNW 8 | WNW 12 | WNW 12 | SW 16 | SW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SW 17 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 |
| kJ | 455 | 449 | 209 | 220 | 754 | 843 | 508 | 376 | 371 | 371 | 441 | 447 | 434 | 694 | 589 | 497 | 394 | 325 |
Swell 2 Height (m) Direction Period (s) | W 12 | W 13 | W 12 | W 12 | SW 16 | SSW 16 | SSW 20 | SSW 19 | SSW 19 | SSW 19 | SW 12 | SSW 12 | SW 14 | SW 15 | SW 15 | SW 15 | SSW 15 | SSW 16 |
| kJ | 148 | 202 | 251 | 270 | 386 | 458 | 75 | 148 | 148 | 74 | 39 | 31 | 103 | 262 | 258 | 318 | 393 | 425 |
Swell 3 Height (m) Direction Period (s) | SW 14 | SW 13 | SW 18 | SW 17 | SSW 13 | SW 13 | W 19 | SSW 12 | SSW 12 | SW 12 | W 18 | W 18 | SSW 14 | SSW 18 | SSW 18 | SSW 18 | W 16 | W 16 |
| kJ | 91 | 87 | 444 | 400 | 66 | 42 | 29 | 28 | 28 | 37 | 24 | 25 | 140 | 178 | 178 | 123 | 20 | 20 |
Wind waves Height (m) Direction Period (s) | WNW 9 | WNW 8 | — | WNW 8 | NW 7 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 13 | WNW 12 | — | — | — | — | — |
| kJ | 186 | 204 | — | 322 | 242 | 1216 | 828 | 828 | 814 | 799 | 772 | 917 | 807 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 54 | 0 | 0 | 0 | 0 | 22 | 121 | 120 | 120 | 120 | 83 | 83 | 54 | 120 | 121 | 121 | 120 | 0 |
Best forecast wave conditions in Marin County | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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