Surf Forecasts:
Stinson Beach surf forecast from 18 Sep 2026:
- Best quality surf: Wednesday 23 Sep, 5AM (local time) - 5.5ft (1.7m), 10s period, WNW swell with glassy winds.
- Most powerful swell: Tuesday 22 Sep, 8PM (local time) - 5.5ft (1.7m), 12s period, WNW swell with 819 kJ wave energy.
- Next surfable swell (1★+): Saturday 19 Sep, 8AM (local time) - 1.5ft (0.5m), 18s period with SW swell.
Best Forecast Surf Conditions for Stinson Beach this week:
The surf forecast for Stinson Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Sep 19) at 8AM. The primary swell is predicted to be 0.5m and 18s period with a secondary swell of 1.2m and 7s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Stinson Beach in the next 16 days are 1.7m 12s and forecast to arrive on Tuesday (Sep 22) at 8PM. Winds are predicted to be cross-onshore at the time the swell arrives.
| Wave Type | Time (PDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8AM (Sat 19th Sep) | 1.5ft (0.5m) 18s |
| Best Surf | 5AM (Wed 23rd Sep) | 5.5ft (1.7m) 10s |
| Most Powerful | 8PM (Tue 22nd Sep) | 5.5ft (1.7m) 12s |
Table - best surf conditions forecast for Stinson Beach over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 18°C on Fri morning, min 13°C on Fri night). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Very mild (max 19°C on Wed afternoon, min 13°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SW 19 | SW 19 | WNW 6 | SW 18 | SW 18 | SW 18 | NW 8 | SW 19 | WNW 8 | SW 17 | SW 17 | SW 17 | SW 16 | WNW 12 | WNW 10 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 11 | WNW 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 236 | 236 | 133 | 199 | 252 | 252 | 392 | 339 | 300 | 346 | 346 | 413 | 251 | 623 | 650 | 575 | 460 | 338 | 298 | 256 | 232 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | on | on | cross-on | on | glassy | cross-on | on | on | cross-on | cross |
High Tide | 4:56PM1.10m | 8:38AM0.90m | 6:04PM1.09m | 9:23AM0.94m | 7:12PM1.10m | 9:55AM0.98m | 8:14PM1.13m | 10:21AM1.02m | 9:07PM1.17m | 10:44AM1.06m | 9:56PM1.19m | 11:06AM1.11m | 10:43PM1.19m | ||||||||
Low Tide | 12:03PM0.66m | 1:15AM0.15m | 1:30PM0.66m | 2:21AM0.13m | 2:37PM0.62m | 3:15AM0.10m | 3:28PM0.57m | 3:58AM0.08m | 4:11PM0.50m | 4:35AM0.07m | 4:48PM0.42m | 5:07AM0.08m | 5:24PM0.33m | ||||||||
 | |  | | |  |  |  | | | | | | | | | | | | | | |
 | 6:54 | — | — | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — | 6:58 | — | — | 6:58 | — | — | 6:58 | — | — |
 | — | 7:14 | — | — | 7:12 | — | — | 7:10 | — | — | 7:08 | — | — | 7:07 | — | — | 7:06 | — | — | 7:04 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 18 | 18 | 14 | 17 | 18 | 14 | 16 | 16 | 13 | 16 | 17 | 14 | 17 | 18 | 14 | 18 | 19 | 15 | 18 | 18 | 15 |
Feels °C | 17 | 16 | 12 | 17 | 17 | 11 | 15 | 14 | 10 | 16 | 16 | 14 | 17 | 17 | 13 | 18 | 18 | 13 | 18 | 16 | 12 |
Swell 1 Height (m) Direction Period (s) | WNW 8 | SW 19 | SW 19 | WNW 7 | SW 18 | SW 18 | WNW 8 | SW 19 | SW 18 | WNW 8 | WNW 7 | WNW 9 | WNW 8 | WNW 12 | WNW 10 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 11 | WNW 10 |
| kJ | 44 | 236 | 133 | 131 | 252 | 252 | 232 | 339 | 300 | 212 | 101 | 273 | 223 | 623 | 650 | 575 | 460 | 338 | 298 | 256 | 232 |
Swell 2 Height (m) Direction Period (s) | SW 19 | SSW 14 | SSW 13 | SW 18 | SW 13 | SW 13 | SW 18 | SSW 12 | SSW 12 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 |
| kJ | 236 | 81 | 69 | 199 | 44 | 42 | 258 | 29 | 29 | 346 | 346 | 413 | 251 | 251 | 251 | 242 | 218 | 171 | 169 | 160 | 147 |
Swell 3 Height (m) Direction Period (s) | SW 14 | S 11 | S 10 | SW 13 | S 10 | S 9 | SW 12 | S 9 | SSW 12 | SSW 13 | WNW 9 | W 16 | W 13 | SSW 12 | S 11 | S 11 | S 11 | S 11 | — | SSW 12 | S 11 |
| kJ | 103 | 20 | 18 | 44 | 8 | 7 | 38 | 2 | 15 | 33 | 56 | 20 | 130 | 13 | 10 | 9 | 9 | 2 | — | 13 | 37 |
Wind waves Height (m) Direction Period (s) | — | WNW 10 | WNW 6 | — | WNW 7 | WNW 7 | NW 8 | WNW 7 | WNW 8 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 145 | 122 | — | 120 | 228 | 392 | 234 | 270 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 4 | 118 | 4 | 18 | 119 | 18 | 4 | 118 | 18 | 12 | 119 | 18 | 12 | 57 | 12 | 0 | 4 | 12 | 18 | 119 | 18 |
Best forecast wave conditions in Marin County | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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 Stinson Beach 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.
Information about the Stinson Beach Surf forecast
The above surf forecast table for Stinson Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Stinson Beach can be found by selecting the local surf guide option on the grey menu. Our Stinson Beach surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Stinson Beach) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Stinson Beach may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Stinson Beach is 10 km (6 miles) from the city of Corte Madera. If you plan a vacation in Marin County, look for hotels and other accommodation in Corte Madera. Corte Madera has rooms for a wide range of budgets as well as car hire and transport links.
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