
Surf Forecasts:
Saint Annes surf forecast from 17 Sep 2026:
- Best quality surf: Monday 21 Sep, 5AM (local time) - 3ft (0.9m), 17s period, SW swell with glassy winds.
- Most powerful swell: Monday 21 Sep, 8AM (local time) - 3ft (0.9m), 17s period, SW swell with 470 kJ wave energy.
- Next surfable swell (1★+): Thursday 17 Sep, 11PM (local time) - 2.5ft (0.7m), 15s period with SSW swell.
Best Forecast Surf Conditions for Saint Annes this week:
The surf forecast for Saint Annes over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Sep 17) at 11PM. The primary swell is predicted to be 0.7m and 15s period with a secondary swell of 0.7m and 4s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Saint Annes in the next 16 days are 0.9m 17s and forecast to arrive on Monday (Sep 21) at 8AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 12s period and expected on Thursday (Sep 17) at 5PM.
| Wave Type | Time (PDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11PM (Thu 17th Sep) | 2.5ft (0.7m) 15s |
| Best Surf | 5AM (Mon 21st Sep) | 3ft (0.9m) 17s |
| Most Powerful | 8AM (Mon 21st Sep) | 3ft (0.9m) 17s |
Table - best surf conditions forecast for Saint Annes over the next 16 days.
Short Range ForecastMostly dry. Warm (max 22°C on Fri afternoon, min 14°C on Thu morning). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Warm (max 21°C on Tue morning, min 14°C on Mon night). Wind will be generally light. | ||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||
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) | SSW 16 | SSW 15 | SSW 15 | SW 19 | SW 19 | NW 7 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | NW 7 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | WNW 11 | SW 15 | SW 15 |
Wave Graph | |||||||||||||||||||||
288 | 196 | 242 | 236 | 236 | 214 | 255 | 375 | 311 | 375 | 375 | 465 | 465 | 465 | 459 | 362 | 421 | 367 | 359 | 314 | 309 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross-off | cross | cross | cross-off | cross | cross | glassy | on | cross-on | cross | cross-on | cross | cross-off | cross-on | cross | glassy | cross-on | cross-on | cross-on |
High Tide | 2:13PM0.61m | 6:59AM0.12m | 3:01PM0.58m | 4:02PM0.55m | 8:47AM0.22m | 5:11PM0.55m | 8:53AM0.24m | 6:17PM0.56m | 9:01AM0.27m | 7:14PM0.58m | 9:11AM0.31m | 8:06PM0.60m | |||||||||
Low Tide | 10:29PM-0.71m | 7:33AM0.12m | 11:37PM-0.74m | 00:35AM-0.77m | 11:24AM0.19m | 1:22AM-0.78m | 12:40PM0.12m | 2:00AM-0.78m | 1:32PM-0.01m | 2:32AM-0.75m | 2:16PM-0.16m | 3:01AM-0.71m | |||||||||
6:46 | — | — | 6:47 | — | — | 6:48 | — | — | 6:48 | — | — | 6:48 | — | — | 6:50 | — | — | 6:50 | — | — | |
— | 7:07 | — | — | 7:05 | — | — | 7:04 | — | — | 7:02 | — | — | 7:00 | — | — | 7:00 | — | — | 6:58 | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 18 | 18 | 16 | 21 | 22 | 18 | 22 | 20 | 15 | 19 | 19 | 15 | 18 | 18 | 15 | 21 | 20 | 20 | 24 | 23 | 19 |
Feels °C | 17 | 16 | 15 | 18 | 18 | 17 | 20 | 18 | 15 | 19 | 18 | 14 | 17 | 15 | 14 | 20 | 18 | 19 | 24 | 23 | 20 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SW 19 | WNW 6 | SW 18 | SW 18 | WNW 7 | WNW 7 | SW 18 | WNW 7 | WNW 7 | SW 17 | SW 17 | WNW 9 | SW 16 | WNW 8 | WNW 11 | WNW 11 | WNW 11 |
288 | 196 | 242 | 165 | 236 | 90 | 255 | 375 | 140 | 108 | 375 | 214 | 105 | 465 | 459 | 127 | 421 | 165 | 359 | 311 | 238 | |
Swell 2 Height (m) Direction Period (s) | WNW 8 | S 12 | WNW 5 | SW 19 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SW 18 | SW 18 | SSW 12 | SW 17 | SW 17 | SSW 12 | WNW 8 | SW 16 | S 11 | SW 16 | SW 15 | SW 15 | SW 15 |
32 | 45 | 17 | 236 | 105 | 101 | 99 | 67 | 311 | 375 | 49 | 358 | 465 | 47 | 95 | 362 | 22 | 367 | 340 | 314 | 309 | |
Swell 3 Height (m) Direction Period (s) | SW 21 | SW 21 | SW 20 | S 11 | S 11 | SW 19 | S 10 | S 10 | SSW 12 | SSW 12 | — | SSW 13 | SSW 13 | — | SSW 12 | S 12 | NW 14 | NW 12 | S 11 | S 11 | S 10 |
116 | 162 | 148 | 37 | 20 | 181 | 8 | 7 | 58 | 48 | — | 55 | 55 | — | 46 | 24 | 29 | 69 | 21 | 9 | 19 | |
Wind waves Height (m) Direction Period (s) | — | WNW 8 | NW 8 | WNW 5 | WNW 5 | NW 7 | WNW 6 | WNW 6 | NW 7 | NW 7 | WNW 7 | NW 7 | NW 7 | WNW 5 | — | — | WNW 9 | — | — | — | — |
— | 86 | 176 | 14 | 120 | 214 | 75 | 93 | 247 | 247 | 204 | 465 | 227 | 83 | — | — | 190 | — | — | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 76 | 102 | 0 | 87 | 108 | 0 | 230 | 96 | 0 | 228 | 117 | 27 | 253 | 96 | 0 | 85 | 87 | 0 | 26 | 85 | 20 |
Best forecast wave conditions in San Luis Obispo | |||||||||||||||||||||
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)
Information about the Saint Annes Surf forecast
The above surf forecast table for Saint Annes provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Saint Annes can be found by selecting the local surf guide option on the grey menu. Our Saint Annes 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 (Saint Annes) 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 Saint Annes 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.
Saint Annes is 4 km (2 miles) from Port San Luis. If you plan a vacation in San Luis Obispo, look for hotels and other accommodation in Port San Luis. Port San Luis has rooms for a wide range of budgets as well as car hire and transport links.










