Surf Forecasts:
How big are the waves at Bolinas Jetty today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 2ft (0.6m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 2ft (0.6m), 14s period with SSW swell.
- Evening surf: Evening surf (20 Aug, local time) - 2ft (0.6m), 14s period with SW swell.
The current surf forecast for Bolinas Jetty at 5AM is: 0.6m 14s primary swell from a Southwest direction and 0.6m 11s secondary swell from a West direction, 1.0m 7s secondary swell from a West-northwest direction (forecast issued at 10:00pm August 19). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 2ft (0.6m) | 14s |
| Afternoon (20 Aug) | 2ft (0.6m) | 14s |
| Evening (20 Aug) | 2ft (0.6m) | 14s |
Table - waves today at Bolinas Jetty. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Sat afternoon, min 12°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Wed 19 | Thursday 20 | Friday 21 | ||||||||||||||||
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 15 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SW 14 | SW 14 | SW 14 | SSW 14 | SSW 14 | SW 14 | W 11 | W 10 | SW 18 | SW 13 |
Wave Graph  | ||||||||||||||||||
 kJ | 232 | 242 | 183 | 164 | 153 | 129 | 134 | 136 | 167 | 167 | 167 | 138 | 134 | 93 | 88 | 78 | 68 | 85 |
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 | 7:43AM0.81m | 5:49PM1.18m | 9:11AM0.86m | 6:48PM1.17m | ||||||||||||||
Low Tide | 1:00AM0.17m | 12:22PM0.60m | 2:08AM0.14m | 1:41PM0.64m | ||||||||||||||
 | | | |  |  | | | | | | | |  | | |  | | |
 | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 7:57 | — | — | — | — | — | — | — | 7:55 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 12 | 13 | 12 | 13 | 15 | 15 | 15 | 14 | 13 | 12 | 12 | 13 | 15 | 16 | 16 | 13 | 13 |
Feels °C | 11 | 9 | 11 | 10 | 11 | 13 | 13 | 12 | 11 | 10 | 9 | 9 | 10 | 13 | 13 | 13 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 15 | SW 14 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 |
| kJ | 232 | 242 | 183 | 164 | 99 | 99 | 134 | 98 | 88 | 86 | 85 | 83 | 83 | 83 | 82 | 78 | 54 | 52 |
Swell 2 Height (m) Direction Period (s) | W 12 | W 12 | W 11 | W 11 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SW 14 | SW 14 | SW 14 | SSW 14 | SSW 14 | SW 14 | SW 13 | SSW 13 | SSW 13 | SW 13 |
| kJ | 73 | 96 | 93 | 94 | 153 | 129 | 133 | 136 | 167 | 167 | 167 | 138 | 134 | 93 | 88 | 68 | 68 | 85 |
Swell 3 Height (m) Direction Period (s) | W 22 | — | — | SW 18 | SW 18 | WSW 19 | WSW 19 | WSW 19 | SW 20 | SW 20 | SW 20 | SW 19 | SW 20 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 |
| kJ | 9 | — | — | 12 | 12 | 37 | 36 | 36 | 15 | 15 | 15 | 15 | 15 | 51 | 50 | 49 | 49 | 49 |
Wind waves Height (m) Direction Period (s) | WNW 8 | WNW 7 | WNW 7 | WNW 7 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WNW 5 | WNW 6 | WNW 6 | WNW 6 | WNW 5 | WNW 5 | WNW 5 | WNW 4 | WNW 4 | WNW 4 |
| kJ | 107 | 99 | 93 | 83 | 80 | 62 | 60 | 56 | 56 | 65 | 68 | 65 | 49 | 41 | 27 | 23 | 21 | 16 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 54 | 54 | 0 | 0 | 54 | 0 | 121 | 120 | 120 | 22 | 54 | 54 | 54 | 121 | 122 | 122 | 120 | 110 |
Best forecast wave conditions in Marin County | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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